Submission #921127

#	Time	Username	Problem	Language	Result	Execution time	Memory
921127		alexdd	Team Contest (JOI22_team)	C++17	100 / 100	499 ms	23640 KiB

team

#include<bits/stdc++.h>
using namespace std;
int n;
int a[3][150005];
set<pair<int,int>> s[3];
void scoate(int x)
{
    for(int i=0;i<3;i++)
        s[i].erase({a[i][x],x});
}
signed main()
{
    cin>>n;
    for(int i=1;i<=n;i++)
    {
        cin>>a[0][i]>>a[1][i]>>a[2][i];
        for(int j=0;j<3;j++)
            s[j].insert({a[j][i],i});
    }
    while(!s[0].empty())
    {
        int m[3] = {(*prev(s[0].end())).second,(*prev(s[1].end())).second,(*prev(s[2].end())).second};
        if(a[1][m[0]] == a[1][m[1]])
            scoate(m[0]);
        else if(a[2][m[0]] == a[2][m[2]])
            scoate(m[0]);
        else if(a[0][m[1]] == a[0][m[0]])
            scoate(m[1]);
        else if(a[2][m[1]] == a[2][m[2]])
            scoate(m[1]);
        else if(a[0][m[2]] == a[0][m[0]])
            scoate(m[2]);
        else if(a[1][m[2]] == a[1][m[1]])
            scoate(m[2]);
        else
        {
            cout<<a[0][m[0]]+a[1][m[1]]+a[2][m[2]];
            return 0;
        }
    }
    cout<<-1;
    return 0;
}

• 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