Fenwick Tree

Правка en1, от LeCalin, 2018-01-26 09:24:28

Hello Codeforces.

Today I read about Fenwick tree. Correctly update in range and find sum in range. Update in range, it means adding value to the range. Can we set value and find sum in range with fenwick tree?

Sorry for my English.

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en2 Английский LeCalin 2018-01-26 09:25:00 9 Tiny change: 't value** and find ' -> 't value** in range and find '
en1 Английский LeCalin 2018-01-26 09:24:28 254 Initial revision (published)