Submission #635826

#	Time	Username	Problem	Language	Result	Execution time	Memory
635826		Mahdi	Team Contest (JOI22_team)	C++17	100 / 100	235 ms	10244 KiB

team

#include<bits/stdc++.h>
#pragma GCC optimize ("Ofast")
using namespace std;
#define all(v) v.begin(), v.end()
#define F first
#define S second
typedef long long ll;
typedef pair<int, int> pii;
const int N=15e4+5;
int n, x[N], y[N], z[N];
bool mk[N];

int main(){
    cin>>n;
    for(int i=0;i<n;++i)
        cin>>x[i]>>y[i]>>z[i];
    priority_queue<pii>a, b, c;
    for(int i=0;i<n;++i){
        a.push({x[i], i});
        b.push({y[i], i});
        c.push({z[i], i});
    }
    memset(mk, 1, sizeof(mk));
    while(!a.empty()){
        while(!a.empty() && !mk[a.top().S])
            a.pop();
        while(!b.empty() && !mk[b.top().S])
            b.pop();
        while(!c.empty() && !mk[c.top().S])
            c.pop();
        if(a.empty())
            break;
        int i=a.top().S, j=b.top().S, k=c.top().S;
        if(y[i]==y[j] || z[i]==z[k]){
            mk[i]=0;
            a.pop();
            continue;
        }
        if(x[j]==x[i] || z[j]==z[k]){
            mk[j]=0;
            b.pop();
            continue;
        }
        if(x[k]==x[i] || y[k]==y[j]){
            mk[k]=0;
            c.pop();
            continue;
        }
        cout<<x[i]+y[j]+z[k]<<'\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