Created
August 1, 2014 18:01
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pyhton exempel 2
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| def square(n) | |
| squareNum = n**2 | |
| if squareNum==4 #ogiltig siffra sicka error | |
| return -1 | |
| return squareNum | |
| if square(2) != -1 | |
| print "square %d " % (square(2) | |
| else | |
| print "error värden kommer gå under" |
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