lanqiao 19713 拔河

2025-04-11 13:59:04 +08:00
parent 5bb88b50e6
commit 53c3f91cc4
1 changed files with 1 additions and 1 deletions
--- a/15lanqiao/test8.cpp
+++ b/15lanqiao/test8.cpp
@@ -14,7 +14,7 @@ signed main(){
    }
    // 使用set数组去维护所有的区间和
    for(int i = 1; i<=n; i++){
-        for(int j = 1; j<=n; j++){
+        for(int j = i; j<=n; j++){
            ms.insert(s[j] - s[i-1]);
        }
    }