diff options
Diffstat (limited to 'datastructures/segmentTree.cpp')
| -rw-r--r-- | datastructures/segmentTree.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/datastructures/segmentTree.cpp b/datastructures/segmentTree.cpp index 4f75d03..1fbf886 100644 --- a/datastructures/segmentTree.cpp +++ b/datastructures/segmentTree.cpp @@ -12,7 +12,7 @@ struct SegTree { tree[i] = comb(tree[2 * i], tree[2 * i + 1]); }} - ll comb(T a, T b) { return a + b; } // modify this + neutral + T comb(T a, T b) { return a + b; } // modify this + neutral void update(int i, T val) { tree[i += n] = val; // apply update code |