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bgbgbg's blog

By bgbgbg, history, 3 years ago, In English

Hi all,

I tried to solve problem 4C Registration System. My submission (in Java) is 99974226.

Test 7 fails because the time limit is exceeded.However, I have no clue as to how I can optimize my solution. Could you please help me out?

Any help is greatly appreciated!

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