https://hack.codingblocks.com/app/contests/1975/173/problem
solution : https://ide.codingblocks.com/s/383370
unable to print the commas correctly
Output incorrect
Do one thing, print 1 outside while loop, as cout<< ans[idx] outside while loop and then print rest of the remaining string in loop only
Have done it here
have a look
yeah it is finally working now but 1 test case is failing
Might be some logical error. Test for side cases. If it still doesn’t get accepted. Then let me now the test case number.
I tried but couldn’t figure it test case number is 2
it is working now I did one small change
So i marking all your doubts as resolved now. Do give your feedback 
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