Submission #844847

#	Time	Username	Problem	Language	Result	Execution time	Memory
844847		GoldLight	Cloud Computing (CEOI18_clo)	C++17	100 / 100	719 ms	2140 KiB

clo

#include <bits/stdc++.h>
using namespace std;
void fast(){ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);}

#define int long long
const int INF=-1e18;
struct info{int x, y, z;};
bool cmp(info a, info b){
    if(a.y!=b.y) return a.y>b.y;
    return a.z<b.z;
}
signed main(){
    fast();
    vector<info> v;
    int n, m=0; cin>>n;
    for(int i=1; i<=n; i++){
        int x, y, z; cin>>x>>y>>z;
        v.push_back({x, y, -z});
        m+=x;
    }
    cin>>n;
    for(int i=1; i<=n; i++){
        int x, y, z; cin>>x>>y>>z;
        v.push_back({-x, y, z});
    }
    sort(v.begin(), v.end(), cmp);
    vector<int> dp(m+1, INF);
    dp[0]=0;
    for(auto [x, y, z]:v){
        vector<int> dp2=dp;
        for(int i=0; i<=m; i++){
            int prev=i-x;
            if(prev>=0 && prev<=m && dp[prev]!=INF){
                dp2[i]=max(dp2[i], dp[prev]+z);
            }
        }
        dp=dp2;
    }
    cout<<*max_element(dp.begin(), dp.end());
}
/*
int main(){
    fast();
    int n; cin>>n;
    vector<tuple<int,int>> a;
    int s[n], t[n], w[n];
    for(int i=0; i<n; i++){
        cin>>s[i]>>t[i];
        a.push_back({t[i], s[i], i});
    }
    sort(a.begin(), a.end());

}
*/
/*
int main(){
    fast();
    int n, m; cin>>n;
    int a[n+1], b[n+1], c[n+1];
    bool s3=true;
    for(int i=1; i<=n; i++){
        cin>>a[i]>>b[i]>>c[i];
    }
    cin>>m;
    int x[m+1], y[m+1], z[m+1];
    for(int i=1; i<=m; i++){
        cin>>x[i]>>y[i]>>z[i];
    }
}*/

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