fix typo of fenwicktree

atcoder · Sep 20, 2020 · a94264c · a94264c
1 parent 4b22296
commit a94264c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/document_en/fenwicktree.md b/document_en/fenwicktree.md
@@ -44,7  44,7 @@ It processes `a[p]  = x`.
 T fw.sum(int l, int r)
 ```
 
-It returns `a[l]   a[l - 1]   ...   a[r - 1]`.
 It returns `a[l]   a[l   1]   ...   a[r - 1]`.
 If `T` is integer type(`int`, `uint`, `ll`, or `ull`), it returns the answer in $\bmod 2^{\mathrm{bit}}$, if overflowed.
 
 **@{keyword.constraints}**