Time Complexity of '+' with strings Giving TLE??

Правка en4, от Focus_2000, 2021-09-09 13:15:02

Problem: A. Cut and Paste when i am using

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

and s+=t; is Accepted 128332405 20 ms

can anyone tell me why such happen.???

Теги #strings, #help

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en4 Английский Focus_2000 2021-09-09 13:15:02 54 Tiny change: '37 test ][submission:128332169]\n\nand s' -> '37 test ]\n\nand s'
en3 Английский Focus_2000 2021-09-09 13:12:32 0 Tiny change: '37 test ][submission:128332169]\n\nand s' -> '37 test ]\n\nand s'
en2 Английский Focus_2000 2021-09-09 13:11:52 8
en1 Английский Focus_2000 2021-09-09 13:10:53 310 Initial revision (published)