EbraM96's blog

For problem setters
By EbraM96, history, 7 years ago, In English

Please keep the MOD value 10^9 + 7 !

I had a bug in my code cauz I had the MOD value set to 10^9 + 7 and it was 10^9 + 9 in the problem -_-

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7 years ago, # |
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Instead of 1e9+7 pls use FFT modules like 998 244 353.

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