'commit'

TangDou/AcWing/P1115_QZH.cpp

@@ -0,0 +1,19 @@
+#include <bits/stdc++.h>
+using namespace std;
+const int N = 200010;
+const int INF = 0x3f3f3f3f;
+int n, a[N], res = -INF;
+int sum[N];
+int main() {
+    cin >> n;
+    for (int i = 1; i <= n; i++) {
+        cin >> a[i];                //输入
+        sum[i] = sum[i - 1] + a[i]; //记录前缀和
+    }
+    for (int i = 1; i <= n; i++)
+        for (int j = i; j <= n; j++)
+            res = max(res, sum[j] - sum[i - 1]);
+
+    cout << res << endl;
+    return 0;
+}