Focus_2000's blog

By Focus_2000, history, 3 years ago, In English

Problem: A. Cut and Paste when i am using

s=s+t; [this is giving me TLE on 37 test ] [128332169](https://codeforces.me/contest/1280/submission/128332169)

and s+=t; is Accepted 128332405 20 ms

can anyone tell me why such happen.???

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