Submission #892274

#	Time	Username	Problem	Language	Result	Execution time	Memory
892274		vjudge1	Team Contest (JOI22_team)	C++17	100 / 100	164 ms	19368 KiB

team

#include <bits/stdc++.h>
#define int long long
#define all(x) x.begin(),x.end()
#define ff first
#define ss second
#define pb push_back
using namespace std;
signed main(){
    int n;
    cin>>n;
    vector <int> x(n),y(n),z(n);
    vector <pair <int,int> > v1,v2,v3;
    for(int i=0;i<n;i++){
        cin>>x[i]>>y[i]>>z[i];
        v1.pb({x[i],i});
        v2.pb({y[i],i});
        v3.pb({z[i],i});
    }
    sort(all(v1));
    sort(all(v2));
    sort(all(v3));
    int pp1=n-1,pp2=n-1,pp3=n-1;
    while(pp1>=0 && pp2>=0 && pp3>=0){
        //cout<<pp1<<" "<<pp2<<" "<<pp3<<"\n";
        int p1=v1[pp1].ss;
        int p2=v2[pp2].ss;
        int p3=v3[pp3].ss;
        if(y[p1]>=v2[pp2].ff or z[p1]>=v3[pp3].ff)pp1--;
        else if(x[p2]>=v1[pp1].ff or z[p2]>=v3[pp3].ff)pp2--;
        else if(x[p3]>=v1[pp1].ff or y[p3]>=v2[pp2].ff)pp3--;
        else {
            cout<<x[p1]+y[p2]+z[p3]<<'\n';
            return 0;
        }
    }
    cout<<"-1\n";
}

• Subtask 1: 8 / 8
• Subtask 2: 29 / 29
• Subtask 3: 9 / 9
• Subtask 4: 9 / 9
• Subtask 5: 9 / 9
• Subtask 6: 9 / 9
• Subtask 7: 27 / 27