Submission #1033511

#	Time	Username	Problem	Language	Result	Execution time	Memory
1033511		warrenn	Cloud Computing (CEOI18_clo)	C++14	0 / 100	2667 ms	262144 KiB

clo

#include<bits/stdc++.h>
using namespace std;
#define int long long

bool cmp(tuple<int,int,int,int>q,tuple<int,int,int,int>w ){
    auto &[a,b,c,type]=q;
    auto &[d,e,f,tipe]=w;

    if(b!=e){
        return b>e;
    }
    else{
        return type<tipe;
    }
}

signed main(){
    int n;
    cin>>n;
    vector<tuple<int,int,int,int> > barang;
    int sum=0;
    for(int q=1;q<=n;q++){
        int a,b,c;
        cin>>a>>b>>c;
        barang.push_back({a,b,c,0});
        sum+=b;
    }
    int m;
    cin>>m;
    for(int q=1;q<=m;q++){
        int a,b,c;
        cin>>a>>b>>c;
        barang.push_back({a,b,c,1});
    }
    sort(barang.begin(),barang.end(),cmp);
    int dp[2][sum+1];
    for(int q=0;q<=1;q++){
        for(int w=0;w<=sum;w++){
            dp[q][w]=-1e15;
        }
    }
    dp[0][0]=0;

    for(int q=1;q<=n+m;q++){
        for(int w=0;w<=sum;w++){
            auto [a,b,c,tipe]=barang[q-1];
            dp[q%2][w]=dp[((q-1)%2 + 2)%2][w];
            if(tipe==0){
                if(w-a>=0){
                    dp[q%2][w]=max(dp[q%2][w],dp[((q-1)%2 + 2)%2][w-a]-c);
                }
            }
            else{
                if(w+a<=sum){
                    dp[q%2][w]=max(dp[q%2][w],dp[((q-1)%2 + 2)%2][w+a]+c);
                }
            }
        }
    }
    int ans=-1e18;
    for(int q=0;q<=sum;q++){
        ans=max(ans,dp[1][q]);

    }
    cout<<ans<<endl;
}

Compilation message (stderr)

clo.cpp: In function 'bool cmp(std::tuple<long long int, long long int, long long int, long long int>, std::tuple<long long int, long long int, long long int, long long int>)':
clo.cpp:6:11: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
    6 |     auto &[a,b,c,type]=q;
      |           ^
clo.cpp:7:11: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
    7 |     auto &[d,e,f,tipe]=w;
      |           ^
clo.cpp: In function 'int main()':
clo.cpp:46:18: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   46 |             auto [a,b,c,tipe]=barang[q-1];
      |                  ^

• Subtask 1: 0 / 18
• Subtask 2: 0 / 18
• Subtask 3: 0 / 18
• Subtask 4: 0 / 18
• Subtask 5: 0 / 18
• Subtask 6: 0 / 10