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