Submission

Score: 0

User: sulinx

Problemset: ห้องสมุดเมือง 3M

Language: cpp

Time: 0.002 second

Submitted On: 2025-03-22 23:49:30

#include <bits/stdc++.h>
using namespace std;
void  addingBooks(pair<int,int> tmpbook,vector<int>& fulllib){
    vector<int> tmplib;
    for(int i = 0;i<tmpbook.second-tmpbook.first;i++){
        tmplib.push_back(i+tmpbook.first);
    }
    fulllib.insert(fulllib.end(),tmplib.begin(),tmplib.end());
}

int main(){
    int n;
    vector<int> fulllib;
    pair<int,int> tmp;
    cin >> n;
    for(int i=0;i<n;i++){
        cin >> tmp.first >> tmp.second;
        addingBooks(tmp,fulllib);
    }
    cout<<fulllib[(fulllib.size()/2)-1];
}