PS: At the first statement, we've also tried
op == "d":
But that doesn't work either.
On Saturday, January 25, 2014 10:02:15 AM UTC, justinp...@gmail.com wrote:
> My son is learning Python and I know nothing about computers.
>
> He's written a simple calculator program that doesn't work. For the life of
> me, I can't see why.
>
> Any help gratefully received. Here's his code:
>
> def a():
>
> import sys
>
> print("welcome to the calculation")
>
> print("please type a number")
>
> one = int(sys.stdin.readline())
>
> print("type d for division,")
>
> print("type m for multiplication,")
>
> print("type s for subtraction,")
>
> print("and type p for plus")
>
> op = (sys.stdin.readline())
>
> print("%s selected" % op)
>
> print("please enter another number")
>
> two = int(sys.stdin.readline())
>
> if op == str(d):
>
> out == one / two
>
> print("the answer is %s" % out)
>
> elif op == "m":
>
> out == one * two
>
> print("the answer is %s" % out)
>
> elif op == "s":
>
> out == one - two
>
> print("the answer is %s" % out)
>
> elif op == "p":
>
> out == one + two
>
> print("the answer is %s" % out)
>
> else:
>
> print("huh")
>
>
>
> Where is he going wrong?
>
> Many thanks in advance
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