'commit'

TangDou/AcWing/NumberTriangles/1018_YiWei.cpp

@@ -0,0 +1,28 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+const int N = 110;
+
+int n;
+int w[N][N], f[N];
+
+int main() {
+    cin >> n;
+    for (int i = 1; i <= n; i++)
+        for (int j = 1; j <= n; j++)
+            cin >> w[i][j];
+
+    // 初始化为最大值
+    memset(f, 0x3f, sizeof f);
+
+    for (int i = 1; i <= n; i++)
+        for (int j = 1; j <= n; j++) {
+            if (i == 1 && j == 1)
+                f[j] = w[i][j];
+            else
+                f[j] = min(f[j], f[j - 1]) + w[i][j];
+        }
+    printf("%d\n", f[n]);
+    return 0;
+}