fix BIT

idat50me · May 5, 2024 · 9994654 · 9994654
1 parent 867f41e
commit 9994654
Showing 1 changed file with 0 additions and 7 deletions.
diff --git a/tree/binary_indexed_tree.cpp b/tree/binary_indexed_tree.cpp
@@ -37,13 +37,6 @@ template<typename T> struct BIT {
 		return sum(r) - sum(max(l - 1, 0));
 	}
 
-	void add(int idx, T &val) {
-		assert(0 < idx && idx <= N);
-		while(idx <= N) {
-			node[idx] += val;
-			idx += idx & -idx;
-		}
-	}
 	void add(int idx, T val) {
 		assert(0 < idx && idx <= N);
 		while(idx <= N) {