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Diffstat (limited to 'datastructures/fenwickTree2.cpp')
| -rw-r--r-- | datastructures/fenwickTree2.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/datastructures/fenwickTree2.cpp b/datastructures/fenwickTree2.cpp index dfd5dc5..ff87e2e 100644 --- a/datastructures/fenwickTree2.cpp +++ b/datastructures/fenwickTree2.cpp @@ -4,7 +4,7 @@ void update(int l, int r, ll val) { for (int tl = l + 1; tl < sz(add); tl += tl&(-tl)) add[tl] += val, mul[tl] -= val * l; for (int tr = r + 1; tr < sz(add); tr += tr&(-tr)) - add[tr] -= val, mul[tr] += val * r; + add[tr] -= val, mul[tr] += val * r; } void init(vector<ll>& v) { |