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Get Ready to Race!• Teams of two (or three)
• One person works the computer
• Other person raise hand when done
A program
• In English:– Calculate the area of a rectangle 5m by 10m– Store the result where I can use it later– Call it “LAWNSIZE” for future reference
• Computer language:– LAWNSIZE = 5 * 10
$ /usr/bin/lslib$ /usr/bin/cat > ./hiecho "Hello, world." [control-D]$ /usr/bin/lshi lib$ /usr/bin/cat < ./hiecho "Hello, world."$ /usr/bin/chmod 755 ./hi$ ./hi
Type This:
VariablesA variable is a place to store some info
Variable namePWD
Value stored in this variable
/export/home4/msimkin/shared/msimkin
$ cat > ./heyecho "Hey, $1" echo "What’s up?" [control-D]$ cat < ./heyecho "Hey, $1" echo "What’s up?" $ chmod 755 ./hey$ ./hey bud
Type This:
X, Y, Z,A0.9961,14.671,12.409,20.3191,1.6958,24.077,80.1797,11.501,15.133,32.7960,14.565,6.2765,12.6589,15.011,6.1656,11.7052,12.376,7.1086,12.6402,4.9692,15.413,70.8833,10.468,7.9641,10.0428,0.9109,16.076,70.5855,10.315,11.851,20.1297,7.0747,5.1924,5
Example Data File
Rows
Columns