Submission

Score: 50

User: Mocha_nb

Problemset: ห้องสมุดเมือง 3M

Language: cpp

Time: 0.281 second

Submitted On: 2026-03-06 10:20:05

#include <bits/stdc++.h>

using namespace std;

int main(){
    long long n,m1,m2,count=0;
    vector<long long> v;
    cin >> n;
    while(n--){
        cin >> m1 >> m2;
        for(long long i=m1;i<m2;i++){
            v.emplace_back(i);
        }
    }
    sort(v.begin(),v.end());
    if(v.size() == 1){
        cout << v[0] << '\n';
    }else{
    cout << v[((v.size())/2)-1] << '\n';
    }
}