Upload
ankur-upadhyay
View
226
Download
0
Embed Size (px)
Citation preview
7/28/2019 Comp Project - Copy
1/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah1
Ques1:- PROGRAM TO FIND THE LOWEST EVEN AND HIGHEST ODD?
// PROGRAM TO FIND THE LOWEST EVEN AND HIGHEST ODDimport java.io.*;
import java.lang.*;
class prg28
{public void q28()throws IOException
{BufferedReader input=new BufferedReader(new InputStreamReader(System.in));
int n=0,i=0,ho=0,le=0;
for(i=1;in))
le=n;
}
else
{ if(ho
7/28/2019 Comp Project - Copy
2/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah2
System.out.println("\n Enter elements for first array");
for(i=0;i
7/28/2019 Comp Project - Copy
3/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah3
}
System.out.println("\n\n All duplicates elements");for(i=0;i
7/28/2019 Comp Project - Copy
4/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah4
}
for(i=0;i
7/28/2019 Comp Project - Copy
5/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah5
work()
{ a=0;b=0;
c=0.0;
}
double add(int a,int b)
{ c=(double)a+b;
return c;
}
}
class prg25{ public void q25()throws IOException
{ work obwork=new work();
BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
int x=0,y=0;
double sum=0.0;
System.out.println("Enter first value =");
x=Integer.parseInt(input.readLine());
System.out.println("Enter second value =");y=Integer.parseInt(input.readLine());
sum=obwork.add(x,y);
System.out.println("Sum of two numbers =" +sum);
}
}
Variable name type use
a int To store value
b int To store value
c int To store value
Ques5:- program to use constructor with a class to calculate netpay?
// program to use constructor with a class to calculate netpay
import java.io.*;
import java.lang.*;
class employee
{ public double bpay;
employee(double bp) // use of construtor
{ bpay=bp;}
7/28/2019 Comp Project - Copy
6/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah6
void calpay()
{ double da=0.0,hra=0.0,pf=0.0,npay=0.0,gpay=0.0;da=.25*bpay;
hra=.15*bpay;
pf=.0833*bpay;
npay=bpay+da+hra;
gpay=npay-pf;
System.out.println("Emp BASIC pay =" +bpay);
System.out.println("Emp GROSS pay =" +gpay);
}
public void main()throws IOException{ employee oemp=new employee(10000.00);
oemp.calpay();
}
}
Vaiable naame Type use
da double To store value
hra double To store value
pf double To store value
npay double To store valuegpay double To store value
Ques6:-program to use bubble sort to print merit list?
// program to use bubble sort to print merit list
import java.io.*;
import java.lang.*;
class prg22
{ public void q22()throws IOException
{ BufferedReader input=new BufferedReader(newInputStreamReader(System.in));
int i=0,j=0,ar[]=new int[10],temp=0;
String stname[]=new String[10],stemp=" ";
for(i=0;i
7/28/2019 Comp Project - Copy
7/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah7
{ for(j=0;j
7/28/2019 Comp Project - Copy
8/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah8
{ System.out.print(+t+" ");
d--;t+=d;
}
System.out.println();
}
}
}
Variable name type use
i int To store value
j int To store valued int To store value
t int To store value
Function
Recursive function
Ques8:-pogram to use recursive function to print odd numbers
// pogram to use recursive function to print odd numbers
import java.io.*;
import java.lang.*;
class rec1
{ public static void main()
{ rec1 ob1=new rec1();
System.out.println("Printing of even numbers");
ob1.rfodd(2);
}
void rfodd(int n) // defining of recursive function
{ if(n
7/28/2019 Comp Project - Copy
9/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah9
Ques9:-Program to use recursive function to print factorial of a numbers?
import java.io.*;import java.lang.*;
class rec2
{ public static void main()throws IOException
{ BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
int num=0,i=0,f=0;
rec2 ob2=new rec2();
System.out.println("Enter number =");
num=Integer.parseInt(br.readLine());
for(i=1;i
7/28/2019 Comp Project - Copy
10/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah10
for(i=0;i
7/28/2019 Comp Project - Copy
11/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah11
char ch=s.charAt(0);
if(ch=='A'||ch=='E'||ch=='I'||ch=='O'||ch=='U')return (1+vcount(s.substring(1)));
else
return vcount(s.substring(1));
}
}
Variable name type Use
st String To store namef int To store number
Ques12:-program to use recursive function to print string in reverse?
//pogram to use recursive function to print string in reverse
import java.io.*;
import java.lang.*;
class rec5
{ public static void main()throws IOException
{ BufferedReader br=new BufferedReader(new InputStreamReader(System.in));rec5 ob=new rec5();
String st=" ";
System.out.println("Enter string =>");
st=br.readLine();
System.out.println("Reverse string =>");
ob.rev(st);
}
void rev(String s)
{ if(s.length()==0)return;
char ch=s.charAt(0);
rev(s.substring(1));
System.out.print(ch);
}
}
Variable name Type Use
s String To store valueof name
7/28/2019 Comp Project - Copy
12/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah12
Ques13:-program to use recurssive for binary search?
// program to use recurssive for binary searchimport java.io.*;
import java.lang.*;
class rec6
{ public static void main()throws IOException
{ BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
rec6 ob=new rec6();
int res=0,ar[]=new int[5],i=0,low=0,hg=4,t=0;
for(i=0;ihigh)
return 0;
else
{ mid=(lower+high)/2;
if(sr>a[mid])
return bin(a,mid+1,high,sr);
else if(sr
7/28/2019 Comp Project - Copy
13/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah13
Variable name Type Use
res int To store value
Ar[] int To store no.
i int For loop
low int To store value of low no.
hg int To store value of hig. num
t int To store value
Ques14:-program to use recursive method for printing of even numbers upto 10?
class mrec5
{ public void main()
{ prne(2);
}
void prne(int n)
{ if(n
7/28/2019 Comp Project - Copy
14/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah14
}
Variable name type usen int To store value
Ques16:-program to use recursive method for printing of natural number upto 10?
class mrec3
{ void prn(int n)
{ if(n
7/28/2019 Comp Project - Copy
15/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah15
double area(int s1,int s2)
{ ar=(double)s1*s2;return ar;
}
double area(double r)
{ ar=3.142*r*r;
return ar;
}
double area(int s1,int s2,int s3)
{ r=(s1+s2+s3)/2;
ar=Math.sqrt(r*(r-s1)*(r-s2)*(r-s3));return ar;
}
public void main()throws IOException
{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
area obar=new area();
int a1,a2,a3;
double r1,ar1;
int op;System.out.println("1.Area of Square");
System.out.println("2.Area of Rectangle");
System.out.println("3.Area of Circle");
System.out.println("4.Area of Triangle");
System.out.println("5.Exit");
System.out.println("Enter your option=");
op=Integer.parseInt(input.readLine());
switch(op)
{ case 1: // program for square
System.out.println("Enter side for square=");
a1=Integer.parseInt(input.readLine());
ar1=obar.area(a1);
System.out.println("Area of square=" +ar1);
break;
case 2: // program for rectangle
System.out.println("Enter the sides for rectangle=");
a1=Integer.parseInt(input.readLine());
a2=Integer.parseInt(input.readLine());
7/28/2019 Comp Project - Copy
16/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah16
ar1=obar.area(a1,a2);
System.out.println("Area of rectangle=" +ar1);break;
case 3: // program for circle
System.out.println("Enter the radius of circle=");
r1=Double.parseDouble(input.readLine());
ar1=obar.area(r1);
System.out.println("Area of Circle=" +ar1);
break;
case 4: // program for triangle
System.out.println("Enter the first side of triangle =");a1=Integer.parseInt(input.readLine());
System.out.println("Enter the second side of triangle
=");
a2=Integer.parseInt(input.readLine());
System.out.println("Enter the third side of triangle =");
a3=Integer.parseInt(input.readLine());
ar1=obar.area(a1,a2,a3);
System.out.println("Area of Triangle=" +ar1);
break;case 5: break;
}
}
}
Varible name Type Use
S1 int To store value
S2 int To store value
S3 int To store value
r int To store valuear int To store value
Ques18:-to find out area of square,rectangle and circle?
// Function overloading program
//to find out area of square,rectangle and circle
import java.io.*;
import java.lang.*;
class q6
{ double area(int s1){ double ar;
7/28/2019 Comp Project - Copy
17/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah17
ar=(double)s1*s1;
return ar;}
double area(int s1,int s2)
{ double ar;
ar=(double)s1*s2;
return ar;
}
double area(double s1)
{ double ar;
ar=3.142*s1*s1;return ar;
}
public void main()throws IOException
{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
int a1,a2;
double r1,ar1;
int op;
System.out.println("1.Area of Square");System.out.println("2.Area of Rectangle");
System.out.println("3.Area of Circle");
System.out.println("4.Exit");
System.out.println("Enter your option=");
op=Integer.parseInt(input.readLine());
switch(op)
{ case 1: // program for square
System.out.println("Enter side for square=");
a1=Integer.parseInt(input.readLine());
ar1=area(a1);
System.out.println("Area of square=" +ar1);
break;
case 2: // program for rectangle
System.out.println("Enter the sides for rectangle=");
a1=Integer.parseInt(input.readLine());
a2=Integer.parseInt(input.readLine());
ar1=area(a1,a2);
System.out.println("Area of rectangle=" +ar1);
7/28/2019 Comp Project - Copy
18/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah18
break;
case 3: // program for circleSystem.out.println("Enter the radius of circle=");
r1=Double.parseDouble(input.readLine());
ar1=area(r1);
System.out.println("Area of Circle=" +ar1);
break;
case 4: break;
}
}
}Variable name Type use
S1 int To store value
ar int To store value
Ques19:-menu driven program using class?
// menu driven program using class
import java.io.*;
class num
{ public int no;num() //const
{ no=0;
}
void fact(int no)
{int f=1,i=0;
for(i=1;i
7/28/2019 Comp Project - Copy
19/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah19
{ case 1: // for fact
System.out.println("Enter any number=");n=Integer.parseInt(input.readLine());
obnum.fact(n);
break;
case 2: // for prime
break;
case 3: // for perfect
break;
}
}}
Variable name type use
no int To store value
f int To store value
i int For loop
conversion
Ques20:-program to make a function dtob() to convert decimal to binary?
// program to make a function dtob() to convert decimal to binaryclass q10
{ void dtob(int num)
{ int r=0,b=0,c=0;
System.out.println("Decimal number is ="+num);
while(num>0)
{ r=num%2;
b+=r*Math.pow(10,c);
c++;
num/=2;}
System.out.println("Binary number is ="+b);
}
}
Varible name type use
r int To store value
b int To store value
c int To store value
Ques21:- program to make a function btod() to convert binary to decimal?
7/28/2019 Comp Project - Copy
20/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah20
class q11
{ void btod(int b){ int r=0,d=0,c=0;
System.out.println("Binary number is ="+b);
while(b>0)
{ r=b%10;
d+=r*Math.pow(2,c);
c++;
b/=10;
}
System.out.println(" Decimal number is="+d);}
}
Varible name type use
r int To store value
b int To store value
c int To store value
Ques22:-program to find the hcf of three numbers?
// program to find the hcf of three numbers
import java.io.*;import java.lang.*;
class q12
{ void main()throws IOException
{ BufferedReader input=new BufferedReader(new InputStreamReader(System.in));
int a=0,b=0,c=0,p=0,i=0,h=0;
System.out.println("Enter any three numbers=");
a=Integer.parseInt(input.readLine());
b=Integer.parseInt(input.readLine());
c=Integer.parseInt(input.readLine());p=a*b*c;
for(i=1;i
7/28/2019 Comp Project - Copy
21/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah21
Variable name Type use
a int To store value
b int To store value
c int To store value
p int To store value
i int For loop
Ques23:-program to find out the angle?
import java.io.*;
import java.lang.*;
class q13
{ void main()throws IOException
{ BufferedReader input=new BufferedReader(new InputStreamReader(System.in));
int a=0,b=0,c=0,p=0,i=0,h=0;
System.out.println("Enter any measurement =");
a=Integer.parseInt(input.readLine());
if(a
7/28/2019 Comp Project - Copy
22/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah22
Ques24:-program to merge two array into third array?
import java.io.*;import java.lang.*;
class prg27
{ public void q27()throws IOException
{ BufferedReader input=new BufferedReader(new InputStreamReader(System.in));
int i=0,j=0,ar[]=new int[4],br[]=new int[6],cr[]=new int[10],c=0;
System.out.println("\n Enter elements for first array");
for(i=0;i
7/28/2019 Comp Project - Copy
23/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah23
{ if(cr[i]!=cr[j])
c++;if((cr[i]==cr[j]) && (i>j))
break;
}
if(c==9)
System.out.print(+cr[i]+" ");
}
System.out.println("\n\n All duplicates elements");
for(i=0;i
7/28/2019 Comp Project - Copy
24/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah24
else
{ if(ho
7/28/2019 Comp Project - Copy
25/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah25
System.out.println("Enter any string=");
st=input.readLine();pallin(st);
}
}
Variable name type use
i int To store value
len int To store value
pos int To store value
c int To store value
ch char To store value
Ques:-program to print TOTAL VOWELS?
// program to print TOTAL VOWELS
class st14
{ public void q14(String st)
{ int len=0,i=0,v=0;
char ch;
System.out.println("Original string ="+st);
len=st.length();
for(i=0;i
7/28/2019 Comp Project - Copy
26/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah26
for(i=0;i
7/28/2019 Comp Project - Copy
27/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah27
ch=' ';
}void dr()
{ System.out.println();
for(i=1;i
7/28/2019 Comp Project - Copy
28/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah28
n=Integer.parseInt(input.readLine());
System.out.println("\nEnter character=");dh=(char)(input.read());
d1.dr(dh,n);
break;
case 3: // char in rec form
System.out.println("\nEnter a row number=");
r=Integer.parseInt(input.readLine());
System.out.println("\nEnter a col number=");
c=Integer.parseInt(input.readLine());
System.out.println("\nEnter character=");dh=(char)input.read();
d1.dr(dh,r,c);
break;
}
}
}
Variable name type use
a int To store value
b int To store valuei int To store value
j int To store value
ch char To store value
Ques29:-PROGRAM TO PRINT INITIAL OF A NAME
// PROGRAM TO PRINT INITIAL OF A NAME
class St2
{ public void q2()
{ String sen="MOHANDAS KARAMCHAND GANDHI";
char ch;int len=0,i=0,p=0;
len=sen.length();
System.out.println("\nThe Name is =" +sen+"\n");
System.out.print("The Required Initial of the name =");
System.out.print(sen.charAt(0));
for(i=1;i
7/28/2019 Comp Project - Copy
29/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah29
}
if(i==(len-1))System.out.print(sen.substring(p,len));
}
}
}
Ques:-program to input country and capital to search for a capital?
import java.io.*;
import java.lang.*;
class St7
{ public void Q7()throws IOException{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));String wd="India";
String co[]=new String[5], cp[]=new String[5], sco;
int i=0,c=0;
for(i=0;i
7/28/2019 Comp Project - Copy
30/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah30
InheritanceQues30:-program to use inheritance?
// program to use inheritance
import java.io.*;
import java.lang.*;
class emp
{ private String name;
double bpay;
emp(String na,double bp)
{ this.name=na;this.bpay=bp;
}
void display()
{ System.out.println("Name of Employee " +name);
System.out.println("Basic pay of Employee "+bpay);
}
}
class tax extends emp
{ public int rate,hr;double tot;
tax(String na, double bp,int rt,int h)
{ super(na,bp);
this.rate=rt;
this.hr=h;
}
void cal()
{ tot=bpay +rate *hr;
super.display();
System.out.println("Total rate per hour ="+rate);
System.out.println("Total hour of working ="+hr);
System.out.println("Total pay of employee ="+tot);
}
public static void main()throws IOException
{ BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
String n;
double bap;
int hour,ra;
7/28/2019 Comp Project - Copy
31/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah31
System.out.println("Enter name , basic pay , total rate per hour and total number
of hours =");n=br.readLine();
bap=Double.parseDouble(br.readLine());
ra=Integer.parseInt(br.readLine());
hour=Integer.parseInt(br.readLine());
tax obj=new tax(n,bap,ra,hour);
obj.cal();
}
}
Variable name Type Usename string To store value
bpay int To store value
Ques31:-program to use inheritance?
package jpro;
// program to use inheritance
import java.io.*;
import java.lang.*;
class emp{ private String name;
double bpay;
emp(String na,double bp)
{ this.name=na;
this.bpay=bp;
}
void display()
{ System.out.println("Name of Employee " +name);
System.out.println("Basic pay of Employee "+bpay);}
}
class tax extends emp
{ public int rate,hr, bp;
double tot;
tax(String na, double bp,int rt,int h)
{ super(na,bp);
this.rate=rt;
this.hr=h;
}
7/28/2019 Comp Project - Copy
32/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah32
void cal()
{ tot=bp +rate *hr;System.out.println("Total pay of employee ="+tot);
}
public static void main()
{ tax obj=new tax("Amit",5000,200,20);
obj.cal();
}
}
Variable name Type Use
name string To store valuebpay int To store value
Ques32:-prg to show inheritance between two classes EMP AND INHEMP?
// prg to show inheritance between two classes EMP AND INHEMP
import java.io.*;
import java.lang.*;
class emp
{ private int ecode;String ename;
double esal;
BufferedReader input=new BufferedReader(new InputStreamReader(System.in));
emp()
{ ecode=0;
ename=" ";
esal=0.0;
}
void indata()throws IOException{ System.out.println("\n Enter Employee Code =");
ecode=Integer.parseInt(input.readLine());
System.out.println("\n Enter Employee Name =");
ename=input.readLine();
System.out.println("\n Enter Employee Basic Salary =");
esal=Double.parseDouble(input.readLine());
}
void disdata()
{ System.out.println("\n\t\tEmployee Details");
System.out.println("\n Employee Code =" +ecode);
7/28/2019 Comp Project - Copy
33/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah33
System.out.println("\n Employee Name =" +ename);
System.out.println("\n Employee Basic Salary =" +esal);}
}
class inhemp extends emp
{ public double da,hra,npay;
inhemp()
{ da=0.0;
hra=0.0;
npay=0.0;
}void in()throws IOException
{ indata();
}
void cal()
{ da=.57*esal;
hra=.12*esal;
npay=esal+da+hra;
}
void dis(){ disdata();
System.out.println("\n Employee D.A =" +da);
System.out.println("\n Employee H.R.A =" +hra);
System.out.println("\n Employee Netpay =" +npay);
}
public void main()throws IOException
{ inhemp obemp=new inhemp();
obemp.in();
obemp.cal();
obemp.dis();
}
}
Variable name Type use
Ename string To store value
ecode int To store value
7/28/2019 Comp Project - Copy
34/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah34
Ques33:-program to use selection sort to print in descending?
import java.io.*;class q19
{ public void main()throws IOException
{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
int num[]=new int[5],i=0,j=0,tm=0,sl=0;
//input loop
for(i=0;i
7/28/2019 Comp Project - Copy
35/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah35
Ques34:-program to use bubble sort to print merit list?
// program to use bubble sort to print merit listimport java.io.*;
class q18
{ public void main()throws IOException
{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
int num[]=new int[5],i=0,j=0,tm=0;
String name[]=new String[10],st=" ";
//input loop
for(i=0;i
7/28/2019 Comp Project - Copy
36/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah36
j int To store value
tm int To store value
name string To store value
st string To store value
Ques35:-program to search by binary search?
// program to search by binary search
import java.io.*;
import java.lang.*;
class prg26
{ public void q26() throws IOException
{ BufferedReader input=new BufferedReader(new InputStreamReader(System.in));
int num[]=new int[10],i=0,j=0,t=0,n=0,p=0,m=0,f=0,l=9;
for(i=0;i
7/28/2019 Comp Project - Copy
37/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah37
else
l=m-1;}
if(p==0)
System.out.println("\n search unsuccessful");
else
{ System.out.println("\n search successful");
System.out.println("\n Element found in "+p+ " position");
}
}
}Variable name type use
num[]; int To store value
t int To store value
n int To store value
p int To store value
m int To store value
f int To store value
l int To store value
Ques36:-program to sort the string alphabetically?
// program to sort the string alphabetically
import java.io.*;
import java.lang.*;
class St9
{ public void Q9() throws IOException
{ BufferedReader input=new BufferedReader(new InputStreamReader(System.in));
String st=" ";
int i=0,j=0,len=0;
System.out.println("Enter any name without space=");
st=input.readLine();
len=st.length();
int a[]=new int[len],te;
char c[]=new char[len],t=' ';
System.out.println("Original name is given below");
System.out.println(st);
for(i=0;i
7/28/2019 Comp Project - Copy
38/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah38
}
for(i=0;i
7/28/2019 Comp Project - Copy
39/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah39
System.out.println(st);
for(i=0;i
7/28/2019 Comp Project - Copy
40/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah40
};
System.out.println("\n Binary no =" +bn);}
}
Variable name type use
r int To store value
p int To store value
bn int To store value
Ques39:-program to find hcf?
class prg18
{ public void q18(int a,int b)
{ int r=0;
System.out.println("\n Number are =" +a +" and " + b);
r=a%b;
while(r>0)
{ a=b;
b=r;
r=a%b;};
System.out.println("\n h.c.f=" +b);
}
}
Variable name type use
a int To store value
b int To store value
r int To store value
Ques40:-program to use selection sort to print in descending?
// program to use selection sort to print in descending
import java.io.*;
class q19
{ public void main()throws IOException
{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
int num[]=new int[5],i=0,j=0,tm=0,sl=0;
//input loopfor(i=0;i
7/28/2019 Comp Project - Copy
41/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah41
{ System.out.println("\n Enter the value=");
num[i]=Integer.parseInt(input.readLine());}
// sorting loop
for(i=0;i
7/28/2019 Comp Project - Copy
42/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah42
else
o++;}
System.out.println("\n Total even no=" +e);
System.out.println("\n Total odd no=" +o);
}
}
Variable name type use
n int To store value
i int To store value
o int To store value
e int To store value
Ques42:- program to find sum of -ve & sum of +ve odd no , even no?
// program to find sum of -ve & sum of +ve odd no , even no
import java.io.*;
import java.lang.*;
class prg16
{public void q16(int t)throws IOException
{BufferedReader input=new BufferedReader(new InputStreamReader(System.in));
int n=0,i=0,sng=0,po=0,pe=0;
for(i=1;i
7/28/2019 Comp Project - Copy
43/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah43
System.out.println("\n Total sum of odd no=" +po);
System.out.println("\n Total sum of even no=" +pe);}
}
Variable name type use
n int To store value
i int To store value
sng int To store value
po int To store value
pe int To store value
Ques43:-program to check s number to be perfect or not?
// program to check s number to be perfect or not
class prg17
{ public void q17(int n)
{ int i=0,r=0,s=0;
for(i=1;i
7/28/2019 Comp Project - Copy
44/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah44
{ for(j=1;j
7/28/2019 Comp Project - Copy
45/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah45
a=Integer.parseInt(input.readLine());
System.out.println("Enter second value =");b=Integer.parseInt(input.readLine());
System.out.println("\n Difference of two Numbers =" +(a-b));
break;
case 3: break;
default:System.out.println("\n Sorry wrong option");
break;
}
}
}Variable name type use
a int To store value
b int To store value
op int To store value
Ques46:-program to use bubble sort to print merit list?
// program to use bubble sort to print merit list
import java.io.*;
class q18{ public void main()throws IOException
{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
int num[]=new int[5],i=0,j=0,tm=0;
String name[]=new String[10],st=" ";
//input loop
for(i=0;i
7/28/2019 Comp Project - Copy
46/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah46
num[i]=num[j];
name[j]=st;num[j]=tm;
}
}
}
System.out.println("\t\tMerit list");
System.out.println("S.No\t\tStudent Name \t\tMarks");
for(i=0;i
7/28/2019 Comp Project - Copy
47/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah47
System.out.println("\n temp in Cel =" +c);
break;case 2: // program cel to fre
System.out.println("Enter temp in cel =");
c=Integer.parseInt(input.readLine());
f=(9*c)/5 +32;
System.out.println("\n Temp in fre =" +f);
break;
case 3: break;
default:System.out.println("\n Sorry wrong option");
break;}
}
}
Variable name type Use
f int To store value
c int To store value
op int To store valueof chioce
Ques48:-program to use linear search?
// program to use linear search
import java.io.*;
class q17
{ public void main()throws IOException
{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
int i=0,c=0;double tn[]=new double[5],stn;
String cn[]=new String[5];
for(i=0;i
7/28/2019 Comp Project - Copy
48/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah48
for(i=0;i
7/28/2019 Comp Project - Copy
49/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah49
r=a%b;
while(r>0){ a=b;
b=r;
r=a%b;
};
System.out.println("\n lcm of two Numbers =" +p/b);
break;
case 2: // program on hcf
System.out.println("Enter first value =");
a=Integer.parseInt(input.readLine());System.out.println("Enter second value =");
b=Integer.parseInt(input.readLine());
r=a%b;
while(r>0)
{ a=b;
b=r;
r=a%b;
};
System.out.println("\n hcf of two Numbers =" +b);break;
case 3: break;
default:
System.out.println("\n Sorry wrong option");
break;
}
}
}
Variable name Type Use
a int To store value
b int To store value
p int To store value
r int To store value
op int To store value
7/28/2019 Comp Project - Copy
50/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah50
Ques50:- program to store 10 values to find out mean and fre dis table?
// program to store 10 values to find out mean and fre dis tableimport java.io.*;
class q16
{ public void main()throws IOException
{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
int i=0,num[]=new int[10],a=0,b=0,c=0,d=0;
double sum=0.0,mean=0.0;
System.out.println("Enter the ten values ");
for(i=0;i80)
a++;
else if(num[i]>60)
b++;
else if(num[i]>40)
c++;
else
d++;sum+=num[i];
}
mean=sum/10;
System.out.println("\t\tFrequency Distribution Table");
System.out.println("Class Interval\t\tFrequency");
System.out.println("81-100\t\t\t\t" +a);
System.out.println("61-80\t\t\t\t" +b);
System.out.println("41-60\t\t\t\t" +c);
System.out.println("below =40\t\t\t" +d);
System.out.println("Mean of the ten numbers ="+mean);
}
}
Variable name type use
i int To store value
d int To store value
sum int To store value
mean int To store value
a int To store valueb int To store value
7/28/2019 Comp Project - Copy
51/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah51
Ques51:-program to use menu driven on mathematical operation?
//program to use menu driven on mathematical operation// using loop do-while
import java.io.*;
import java.lang.*;
class prg12
{ public void q12()throws IOException
{ BufferedReader input=new BufferedReader(new InputStreamReader(System.in));
int op=0;
int a=0,b=0;
System.out.println("\n\t\t\t Main Menu");System.out.println("\n\t 1. Addition");
System.out.println("\n\t 2. Subtraction");
System.out.println("\n\t 3. Exit");
System.out.println("\n\t Enter your option ( 1-3)=");
op= Integer.parseInt(input.readLine());
switch(op)
{ case 1: // program to add
System.out.println("Enter first value =");
a=Integer.parseInt(input.readLine());System.out.println("Enter second value =");
b=Integer.parseInt(input.readLine());
System.out.println("\n Sum of two Numbers =" +(a+b));
break;
case 2: // program to subtract
System.out.println("Enter first value =");
a=Integer.parseInt(input.readLine());
System.out.println("Enter second value =");
b=Integer.parseInt(input.readLine());
System.out.println("\n Difference of two Numbers =" +(a-b));
break;
case 3: break;
default:System.out.println("Sorry wrong option ");
break;
}
}
}
7/28/2019 Comp Project - Copy
52/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah52
Variable name type use
a int To store number
b int To store number
op int To store number
Ques52:- loop in desending order?
class q14
{ public void main()
{ int i=0,j=0;
for(i=4;i>=1;i--)
{ for(j=i;j>=1;j--)
System.out.print(j+" ");
System.out.println();
}
}
}
Variable name type use
i int For loop
j int For loop
Ques53:- program to use nested if to find out fine?
// program to use nested if to find out fine
class prg10
{ public void q10(int n)
{ double fn;
if(n
7/28/2019 Comp Project - Copy
53/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah53
Ques54:- program to return statement?
// program to return statementimport java.io.*;
import java.lang.*;
class work
{ public int a,b;
double c;
work()
{ a=0;
b=0;
c=0.0;}
double add(int a,int b)
{ c=(double)a+b;
return c;
}
}
class prg25
{ public void q25()throws IOException
{ work obwork=new work();BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));
int x=0,y=0;
double sum=0.0;
System.out.println("Enter first value =");
x=Integer.parseInt(input.readLine());
System.out.println("Enter second value =");
y=Integer.parseInt(input.readLine());
sum=obwork.add(x,y);
System.out.println("Sum of two numbers =" +sum);
}
}
VARIABLE NAME TYPE USE
a int To accept a
numberfor method
b Int To accept a number
for method
c double To add numberQues55:- to find highest,middle and lowest?
7/28/2019 Comp Project - Copy
54/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah54
//to find highest,middle and lowest
class pr11{ public void q11(int a,int b,int c)
{
if((a>b)&&(a>c))
{ System.out.println("The Highest number is="+a);
if(b>c)
{ System.out.println("The middle number is="+b);
System.out.println("The lowest number is="+c);
}
else{ System.out.println("The middle number is="+c);
System.out.println("The lowest number is="+b);
}
}
else if ((b>c)&&(b>a))
{ System.out.println("The Highest number is="+b);
if(c>a)
{ System.out.println("The middle number is="+c);
System.out.println("The lowest number is="+a);}
else
{ System.out.println("The middle number is="+a);
System.out.println("The lowest number is="+c);
}
}
else
{ System.out.println("The Highest numberis="+c);
if(a>b)
{ System.out.println("The middle number is="+a);
System.out.println("The lowest number is="+b);
}
else
{ System.out.println("The middle number is="+b);
System.out.println("The lowest number is="+a);
}
}
}
7/28/2019 Comp Project - Copy
55/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah55
}
Variable name Type Usesa int To store number
b int To store number
c int To store number
Ques56:- program to check smith number?
// program to check smith number
import java.io.*;
import java.lang.*;
class csmith
{ public int num,temp,s,sum;
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
void input()throws IOException
{ System.out.println("Enter any decimal number =");
num=Integer.parseInt(br.readLine());
}
int sdigit(int n)
{ s=0;
while(n>0){ s+=n%10;
n/=10;
}
return s;
}
void pfact()throws IOException
{ input();
temp=num;
int f=0,c=2,i=0;sum=0;
while(num>1)
{ if(num%c==0)
{ f=0;
for(i=1;i
7/28/2019 Comp Project - Copy
56/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah56
num/=c;
}else
c++;
}
if(sum==sdigit(temp))
System.out.println("Number is Smith number");
else
System.out.println("number is not Smith number");
}
public static void main()throws IOException{ csmith obj=new csmith();
obj.pfact();
}
}
Variable name Type Uses
num int To store number
temp int To store value of num
s int To store value of remainder
sum int To store sum
Ques57:-pogram to create a class to check palindrome?
// pogram to create a class to check pallindrome
import java.io.*;
import java.lang.*;
class pallin
{ public String st[]=new String[5], rev[]=new String[5];
int i,j,c,len[]=new int[5];
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));void input()throws IOException
{ for(i=0;i
7/28/2019 Comp Project - Copy
57/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah57
for(j=len[i]-1;j>=0;j--)
{ char ch=st[i].charAt(j);rev[i]+=ch;
}
}
}
void check()
{ for(i=0;i
7/28/2019 Comp Project - Copy
58/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah58
int s=0,c=0,len=0,i=0,j=0,l[]=new int[20],t=0;
System.out.println("Enter the sentence =");st=input.readLine();
len=st.length();
// for each word
for(i=0;i
7/28/2019 Comp Project - Copy
59/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah59
Varible name Type Use
st String To store value
fst String To store value
Arrst[] String To store value
i int For loop
c int For counter
len int To store length
t int For counter
Ques59:- program to search for a name in the list also display the phno?
// program to search for a name in the list also display the phno
import java.io.*;
import java.lang.*;
class St24
{ public void Q16()throws IOException
{ BufferedReader input=new BufferedReader(new
InputStreamReader(System.in));String wd="India";
String st[]=new String[5],temp;
long ph[]=new long[5];
int i=0,c=0,sr=0;
for(i=0;i
7/28/2019 Comp Project - Copy
60/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah60
else
System.out.println("Search not successful");}
}
Variable name type Use
i int For loop
j int For loop
sr int To store value
c int To store value
wd string To store value
S[] string To store valueof names
Ques60:-program to arrange all number by sorting?
import java.io.*;
import java.lang.*;
class arrange
{ public int num[]=new int[100],temp,i,j,pos,n;
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
void input()throws IOException
{ for(i=0;i
7/28/2019 Comp Project - Copy
61/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
Submitted to:- sanjay kumar shah61
{ for(i=0;i
7/28/2019 Comp Project - Copy
62/62
Computer Project On java Programming
Name Divya Jyoti
Class- XIIth A
break;
case 2: obj.input();obj.ssort();
break;
case 3: obj.input();
obj.exsort();
break;
}
}
}
Variable name Type Usenum[] int To store number
temp int To store number
i int Foor loop
j int For loop
pos int To store number
n int To store number