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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Fenwick Tree
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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