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23 lines
510 B
23 lines
510 B
#include <bits/stdc++.h>
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using namespace std;
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const int N = 1010;
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int n, m;
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int w[N], v[N];
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int f[N][N];
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int dfs(int u, int r) {
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if (~f[u][r]) return f[u][r];
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if (u == n + 1) return 0;
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if (v[u] <= r)
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return f[u][r] = max(dfs(u + 1, r), dfs(u + 1, r - v[u]) + w[u]);
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return f[u][r] = dfs(u + 1, r);
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}
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int main() {
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memset(f, -1, sizeof f);
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cin >> n >> m;
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for (int i = 1; i <= n; i++) cin >> v[i] >> w[i];
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printf("%d\n", dfs(1, m));
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return 0;
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} |