'commit'

TangDou/AcWing/BeiBao/FangAnShu/QiaHao_WQ_ErWei.cpp

@@ -0,0 +1,23 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+const int N = 110;
+int n, m;
+int f[N][N];
+
+int main() {
+    //文件输入
+    freopen("QiaHao_WQ.in", "r", stdin);
+    scanf("%d %d", &n, &m);
+    f[0][0] = 1;
+    for (int i = 1; i <= n; i++) {
+        int v;
+        scanf("%d", &v);
+        for (int j = 0; j <= m; j++) {
+            f[i][j] = f[i - 1][j];
+            if (j >= v) f[i][j] += f[i][j - v];
+        }
+    }
+    printf("%d\n", f[n][m]);
+    return 0;
+}