析合树模板查询传参错误

RT，已修改

diff --git a/docs/ds/divide-combine.md b/docs/ds/divide-combine.md
index c7c5964..4fc3b82 100644 (file)
--- a/docs/ds/divide-combine.md
+++ b/docs/ds/divide-combine.md
@@ -370,7 +370,7 @@ void build() {
 
   rt = st[1];  // 栈中最后剩下的点是根结点
 }
-void query(int r, int l) {
+void query(int l, int r) {
   int x = id[l], y = id[r];
   int z = lca(x, y);
   if (typ[z] & 1)