85 lines
1.8 KiB
C++
85 lines
1.8 KiB
C++
#include <cstdio>
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#include <cstring>
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#include <cstdlib>
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#include <string>
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#include <iostream>
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#include <algorithm>
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#include <sstream>
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#include <cmath>
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using namespace std;
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#include <queue>
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#include <stack>
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#include <vector>
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#include <deque>
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#define cler(arr, val) memset(arr, val, sizeof(arr))
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typedef long long LL;
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const int MAXN = 15;
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const int MAXM = 6000010;
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const int INF = 0x3f3f3f3f;
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const int mod = 1000000007;
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int val[MAXN],cost[1<<MAXN],E[MAXN],last[MAXN];
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int dp[1<<MAXN];
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vector<int>G[MAXN];
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int n,m;
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void init()
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{
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cler(last,0);
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cler(cost,0);
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cler(dp,-1);
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for(int i=0;i<n;i++)
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G[i].clear();
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for(int i=0;i<(1<<n);i++)
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{
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for(int j=0;j<n;j++)
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{
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if(i&(1<<j))
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cost[i]+=E[j];
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}
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}
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}
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bool ok(int x,int p)
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{
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if((x&last[p])==last[p]&&cost[x]+E[p]<=m)
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return true;
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return false;
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}
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int main()
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{
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int t;
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cin>>t;
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while(t--)
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{
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cin>>n>>m;
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for(int i=0;i<n;i++) cin>>val[i];
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for(int i=0;i<n;i++) cin>>E[i];
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init();
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for(int i=0;i<n;i++)
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{
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int x,y;
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scanf("%d",&x);
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while(x--)
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{
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cin>>y;
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y--;
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last[i]|=1<<y;
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}
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}
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int ans=0;
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dp[0]=0;
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for(int i=0;i<(1<<n);i++)
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{
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if(dp[i]==-1) continue;
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for(int j=0;j<n;j++)
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{
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if(ok(i,j)&&(i&(1<<j))==0)
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{
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dp[(1<<j)|i]=dp[i]+val[j];
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ans=max(dp[(1<<j)|i],ans);
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}
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}
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}
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cout<<ans<<endl;
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}
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return 0;
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}
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