Submission #916503

#	Time	Username	Problem	Language	Result	Execution time	Memory
916503		hsuanxs111	Advertisement 2 (JOI23_ho_t2)	C++14	10 / 100	302 ms	29456 KiB

Main

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

#define int long long
#define endl '\n'

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    int n;
    cin>>n;
    vector<pair<int,int>> v(n);
    set<int> s;
    for(int i=0;i<n;i++){
        int a, b;
        cin>>a>>b;
        v[i]={a,b};
        s.insert(a);
    }
    cout<<s.size()<<endl;
    
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 23
• Subtask 3: 0 / 36
• Subtask 4: 0 / 31