lanqiao 2223 背包与魔法
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29
00lanqiao chap/test100-1-3.cpp
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29
00lanqiao chap/test100-1-3.cpp
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// lanqiao 2223 背包与魔法
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#include <bits/stdc++.h>
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using namespace std;
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#define int long long
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const int N = 1e4 + 10;
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int dp[N][2];
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signed main()
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{
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// 请在此输入您的代码
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int n, m, k; cin >> n >> m >> k;
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for(int i = 1; i <= n; i++){
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int w, v; cin >> w >> v;
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for(int j = m; j >= 0; j--){
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if(j >= w){
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dp[j][0] = max(dp[j][0], dp[j-w][0] + v);
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dp[j][1] = max(dp[j][1], dp[j-w][1] + v);
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}
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if(j >= (w+k)) dp[j][1] = max(dp[j][1], dp[j-w-k][0] + 2*v);
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}
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}
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cout << max(dp[m][1], dp[m][0]) << '\n';
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return 0;
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}
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/* test samples -> 26
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3 10 3
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5 10
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4 9
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3 8
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*/
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