you can use command line redirection to make a file be sys.stdin:
python mySolution.py < A-small-attempt85.in > a.out
This will treat that in file as standard in and output to the out file.
Sent from my iPad
On 15 Apr 2013, at 06:27, wonjun <wonj...@gmail.com> wrote:
> Hello All,
>
> I mainly code in Python, and is quite confused with the IO part.
> Well I normally do the following for IO:
>
> f = open('filename','r')
> a = f.read()
> b = a.split('\n')
>
> Now, depending on the problem at hand, I use a for loop / while loop to look
> over all cases and solve them accordingly.
> I believe this is time consuming (when there is a very big input), and when I
> download the solution, they all are written something like this:
>
> (Code taken from the Analysis for Tic-Tac-Toe-Tomek)
>
> numcases = int(sys.stdin.readline())
> for casenum in range(1,numcases+1):
> board = []
> for i in range(0,5):
> board.append(sys.stdin.readline().strip())
> print 'Case #' + repr(casenum) + ': ' + solve(board)
>
>
>
> Now, when we run this code, we have to manually write down everything - and
> then it will solve the problem. Is there a way to do it via command line to
> solve everycase in one go?
>
> And, is there any good material on Python IO which touches on stuff like
> above?
> Thanks.
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