Submission

Score: 50

User: dddrrrr

Problemset: ห้องสมุดเมือง 3M

Language: cpp

Time: 0.316 second

Submitted On: 2026-03-11 11:38:58

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

int32_t main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	
	int n;cin >> n;
	vector <int> vec;
	while(n--){
		int x ,y;
		cin >> x >> y;
		
		for(int i=x ;i<y ;i++)vec.emplace_back(i);
	}	
	
	if(vec.size() == 1)cout << vec[0];
	else{
		sort(vec.begin() ,vec.end());
		cout << vec[vec.size()/2 - 1];
	}
	
}