Ch02 Calculators

8/13/2019 Ch02 Calculators

1/30

C 2 P E B.NE P

. .

2

. E

.

I , C , C , L C G C . .

C .

C E A D = 200000000000.0 C E A D = 200000000000.0

F C E A = 200000000000.0

I . / . D , .

.

D D = 0

I , . I , 0

B :1. N

. I

.

. D

. D

. L2. 3. D /4. B5. O

I . . D . . . . L .

. O / . D /


2/30

C 2 P E B.NE P

. .

D A I = 2

D L A D = 10D A D = 5D 1 A D , 2 A D

()

2 = * / L1 = 2

E

H

Visual Basictype

Common languageruntime type

structure

Nominal storageallocation

Value range

B D

F

B 1 0 255 ( )

()

C 2 0 65535 ( )

D 8 0:00:00 ( ) J 1,0001 11:59:59 PM D 31, 9999

D 16 0 +/79,228,162,514,264,337,593,543,950,335 (+/ 7.9...E+28)

; 0 +/7.9228162514264337593543950335

28

; +/

0.0000000000000000000000000001(+/ 1E 28) *

(D 8 1.79769313486231570E+308

4.94065645841246544E324 ;


3/30

C 2 P E B.NE P

. .

)4.94065645841246544E 324 1.79769313486231570E+308

I 32 4 2,147,483,648 2,147,483,647 ( )

()

I 64 8 9,223,372,036,854,775,808 9,223,372,036,854,775,807(9.2...E+18 ) ( )

O ( ) 4 32 A O

8 64

B 1 128 127 ( )

()

I 16 2 32,768 32,767 ( )

(

)

4 3.4028235E+38 1.401298E45 * ;

1.401298E 45

3.4028235E+38 *

()

( ) D

0 2

I 32 4 0 4,294,967,295 ( )

I 64 8 0 18,446,744,073,709,551,615(1.8...E+19 *) ( )

( )(

)D

E

I 16 2 0 65,535 ( )

* I , "E" 10. 3.56E+2 3.56 10 2 356, 3.56E 23.56 / 10 2 0.0356.


4/30

C 2 P E B.NE P

. .

I , . I , ' .

A A

A , ,

A

A , :

1. D L2. F E N3. I E I4. E 5. L E L

6. E 7. E 8. E

.

. F , .

. I , .

,

, ,

. ,

' .


5/30

C 2 P E B.NE P

. .

, , , , .

P ( B ) , ,

. P .

C F E

P , , . , , , ,

.

P ( B ) , .

P .

C F M H

P , . , ,

, , , .

F ( B ) , .

F .

F F A

F , , . , , , ,

.

P F , .

P F .

F F A H A


6/30

C 2 P E B.NE P

. .

P F , . ,

, , , , .

P ( B ) , , .

P .

F M A I

P . , , , ,

.

A , D P. H , P

.

1. G . C

.P . A .

2. O , , , , .

, .

3. A 2 , 3 6 , , :

1 L 1 1

2 L 2 2

3 L 3

4 B 1 &

5 B 2 &

B 3 &

B 4 &


7/30

C 2 P E B.NE P

. .

B 5 &

B 6 &

(&)

4.

D 1 :

D 1 A D = ( B 1. )D 2 A D = ( B 2. )D A D = 1 + 2L 3. = .

5. P . E 2 + .

6. D 5 :

D 1 A D = ( B 1. )D 2 A D = ( B 2. )D A D = 1 2

= M . ( , 5)L 3. = .

. ( 1, 2) 1 2 .. ( , ) 5 .


8/30

C 2 P E B.NE P

. .

7. 6 :

D 1 A D = ( B 1. )D 2 A D = ( B 2. )D A D = 1 M 2L 3. = .

8. R , , . F :

C F 1

B 1 C (B A . , B A .E A ) HB 1.C

D 1 A D = ( B 1. )D 2 A D = ( B 2. )D A D = 1 + 2L 3. = .

E

B 2 C (B A . , B A .E A ) HB 2.C

D 1 A D = ( B 1. )D 2 A D = ( B 2. )D A D = 1 2L 3. = .

E

B 3 C (B A . , B A .E A ) HB 3.C

D 1 A D = ( B 1. )D 2 A D = ( B 2. )D A D = 1 / 2L 3. = .

E

B 4 C (B A . , B A .E A ) HB 4.C

D 1 A D = ( B 1. )D 2 A D = ( B 2. )


9/30

C 2 P E B.NE P

. .

D A D = 1 * 2L 3. = .

E B 5 C (B A . , B A .E A ) H

B 5.CD 1 A D = ( B 1. )D 2 A D = ( B 2. )D A D = 1 2

= M . ( , 5)L 3. = .

E

B 6 C (B A . , B A .E A ) HB 6.C

D 1 A D = ( B 1. )D 2 A D = ( B 2. )D A D = 1 M 2L 3. = .

E

E C


10/30

C 2 P E B.NE P

. .

L 1 A /R

L 2 R

B 1

B 2

B 3

B 4

B 5

B 6

B 7

B 8

B 9

B 10

B 11

B 12

C F 1

B 1 C (B A . , B A .E A ) HB 1.C

D A D = ( B 1. )D A D = 0

= M . I / 180 * = M . ( ) = M . ( , 5)

L 2. = .

E


11/30

C 2 P E B.NE P

. .

B 2 C (B A . , B A .E A ) HB 2.C

D A D = ( B 1. )D A D = 0

= M . I / 180 * = M .C ( ) = M . ( , 5)

L 2. = .

E

B 3 C (B A . , B A .E A ) HB 3.C

D A D = ( B 1. )D A D = 0

= M . I / 180 * = M . ( ) = M . ( , 5)

L 2. = .E

B 4 C (B A . , B A .E A ) HB 4.C

D A D = ( B 1. )D A D = 0

= M . I / 180 * = 1 / M . ( ) = M . ( , 5)

L 2. = .

E

B 5 C (B A . , B A .E A ) HB 5.C

D A D = ( B 1. )D A D = 0

= M . I / 180 * = 1 / M .C ( ) = M . ( , 5)

L 2. = .

E

B 6 C (B A . , B A .E A ) HB 6.C

D A D = ( B 1. )D A D = 0


12/30

C 2 P E B.NE P

. .

= M . I / 180 * = 1 / M . ( ) = M . ( , 5)

L 2. = .E

B 7 C (B A . , B A .E A ) HB 7.C

D A D = ( B 1. )D A D = 0

= M .A ( ) = 180 / M . I * = M . ( , 5)

L 2. = .

E

B 8 C (B A . , B A .E A ) HB 8.C

D A D = ( B 1. )D A D = 0

= M .A ( ) = 180 / M . I * = M . ( , 5)

L 2. = .

E

B 9 C (B A . , B A .E A ) HB 9.C

D A D = ( B 1. )D A D = 0

= M .A ( ) = 180 / M . I * = M . ( , 5)

L 2. = .

E

B 10 C (B A . , B A .E A ) HB 10.C

D A D = ( B 1. )D A D = 0

= M . I / 180 * = M . ( ) = M . ( , 5)

L 2. = .E


13/30

C 2 P E B.NE P

. .

B 11 C (B A . , B A .E A ) HB 11.C

D A D = ( B 1. )D A D = 0

= M . I / 180 * = M .C ( ) = M . ( , 5)

L 2. = .E

B 12 C (B A . , B A .E A ) H

B 12.CD A D = ( B 1. )D A D = 0

= M . I / 180 * = M . ( ) = M . ( , 5)

L 2. = .E

E C


14/30

C 2 P E B.NE P

. .

L 1

L 2 R

B 1 L

B 2 L 10

B 3 L

B 4 10


15/30

C 2 P E B.NE P

. .

C F 1

B 1 C (B A . , B A .E A ) HB 1.C

D A D = ( B 1. )D A D = M .L ( )

= M . ( , 5)L 2. = .

E

B 2 C (B A . , B A .E A ) HB 2.C

D A D = ( B 1. )

D 10 A D = M .L 10( )10 = M . ( 10, 5)

L 2. = 10.

E

B 3 C (B A . , B A .E A ) HB 3.C

D A D = ( B 1. )D A D = M .E ( )

= M . ( , 5)L 2. = .

E

B 4 C (B A . , B A .E A ) HB 4.C

D 10 A D = ( B 1. )'D 10 A D = M . (10, 10)D 10 A D = 10 10

10 = M . ( 10, 5)L 2. = 10.

E E C


16/30

C 2 P E B.NE P

. .

1. I. I E

. I E. I E2. C3. C4. 5. O E6. G7. C8.

I :

I

E I

E


17/30

C 2 P E B.NE P

. .

E I

I E

L 1

L 2 R

B 1 E O C

C F 1

B 1 C (B A . , B A .E A ) HB 1.C

D A D = ( B 1. )I M 2 = 0

L 2. = "E "E

L 2. = " "E I

E E C


18/30

C 2 P E B.NE P

. .

:

C C

C E

E

E :

D A = C . C A ,

M AC B ,

M BC

M CE


19/30

C 2 P E B.NE P

. .

1. L2. D L3. F L4. F E L5. R F

R .

E

E

D A I = 0 < 20

+= 1.


20/30

C 2 P E B.NE P

. .

' = 10 E M B (" " & C ( ) & " ")

R B .D

E D

L

D

E D

L

I , .

D . L ("D D 1:")D


21/30

C 2 P E B.NE P

. .

F A =

E F

N

F = 1 10D .

N

F = 1 10 2D .

N

F = 1 10 1D .

' = 8 N

D A D = 0 = CD ( N . )

F A I = 1 2 1I M = 0

M B ("C !")E

E INM B (" !")

R .

F E A I

E F


22/30

C 2 P E B.NE P

. .

N

F B.NE . .

F E E ()

D A D = N D (" F ")D A D = N D (" F ")

. .A ( )

' C D C , D , C N' D .

D = N D C ().D = . .G (" . ").C N = " F ". = F. = F

' A C D C C ..C .A ( )

D 0 A D = .N ()0( ) = "A ". .A ( 0)

D 1 A D = .N ()1( ) = "M ". .A ( 1)

D 2 A D = .N ()2( ) = "B ". .A ( 2)

D 3 A D = .N ()

3( ) = " ". .A ( 3)

D 4 A D = .N ()4( ) = " ". .A ( 4)

' L .

F E A D I .


23/30

C 2 P E B.NE P

. .

I ( ) = " " M B ("F ")

E IN

E

F E E 1()D A B = FD C A N C

C .A ("A ")C .A ("M ")C .A ("B ")

C .A (" ")C .A (" ")

F E A I CI = " "

D . ( ) = M B ("F ")E F

E IN

E

F (B A I ) A II


24/30

C 2 P E B.NE P

. .

L 1 O M

L 2 M M

L 3 L G :

L 4 G P :

B 1 &G

C F 1

B 1 C (B A . , B A .E A ) HB 1.C

D A D = ( B 1. )D A D = ( B 2. )

I < 0 > 100 M B ("E 0 100")

E E I < 0 > 100 M B ("E M 0 100")E

E I > M B ("E M ")E

E I

D A D = / * 100 = M .C ( )


25/30

C 2 P E B.NE P

. .

I >= 96 L 3. = "L G : A"L 4. = "G : 4.00"

E I >= 91 L 3. = "L G : A "L 4. = "G : 3.67"

E I >= 86 L 3. = "L G : B+"L 4. = "G : 3.33"

E I >= 81 L 3. = "L G : B"L 4. = "G : 3.00"

E I >= 76

L 3. = "L G : B "L 4. = "G : 2.67"

E I >= 71 L 3. = "L G : C+"L 4. = "G : 2.33"

E I >= 66 L 3. = "L G : C"L 4. = "G : 2.00"

E I >= 61 L 3. = "L G : C "L 4. = "G : 1.67"

E I >= 56 L 3. = "L G : D+"L 4. = "G : 1.33"

E I >= 51 L 3. = "L G : D"L 4. = "G : 1.00"

EL 3. = "L G : F"L 4. = "G : 0.00"

E IE C

I I E , :

C C I >= 96

L 3. = "L G : A"L 4. = "G : 4.00"

C I >= 91L 3. = "L G : A "L 4. = "G : 3.67"

C I >= 86


26/30

C 2 P E B.NE P

. .

L 3. = "L G : B+"L 4. = "G : 3.33"

C I >= 81L 3. = "L G : B"L 4. = "G : 3.00"

C I >= 76L 3. = "L G : B "L 4. = "G : 2.67"

C I >= 71L 3. = "L G : C+"L 4. = "G : 2.33"

C I >= 66L 3. = "L G : C"L 4. = "G : 2.00"

C I >= 61L 3. = "L G : C "L 4. = "G : 1.67"

C I >= 56L 3. = "L G : D+"L 4. = "G : 1.33"

C I >= 51L 3. = "L G : D"L 4. = "G : 1.00"

C EL 3. = "L G : F"L 4. = "G : 0.00"

E

P

A / /

/ . A . I ,

. B . I , . B R

.

F . O F / E F . F .

.


27/30

C 2 P E B.NE P

. .


28/30

C 2 P E B.NE P

. .

L 1 1

L 2 2

L 3 R

B 1

B 2

B 3

B 4 F L 1

C F 1' D 1, 2 A DD A D

B 1 C (B A . , B A .E A ) HB 1.C

' C 1()

E

B 2 C (B A . , B A .E A ) HB 2.C

' C I ()C 2( 1, 2)

E

B 3 C (B A . , B A .E A ) HB 3.C

' I ()

= 3( 1, 2)L 3. = .

E


29/30

C 2 P E B.NE P

. .

B 4 C (B A . , B A .E A ) HB 4.C

D A = .E

F A I = 10 1 1 &= . & C L

N L 3. =

E

'D 1()

D 1, 2, A D1 = ( B 1. )2 = ( B 2. )

= 1 + 2L 3. = .

E

'D 2(B A D , B A D )

D A D = + L 3. = .

E 'I

I ()

1 = ( B 1. )2 = ( B 2. )

E

'D FF 3(B A D , B A D ) A D

+ E F

E C


30/30

C 2 P E B.NE P

. .

1. M D N M DN:// . . /

2. B.NE H

Documents

Ch02 Calculators