Submission

[-SSSS][SSSSS][SSSSSSSSSS]

Score: 0

User: punghy

Problemset: ห้องสมุดเมือง 3M

Language: cpp

Time: 0.002 second

Submitted On: 2025-03-19 11:23:08

#include<iostream>
#include<vector>
#include<map>
using namespace std;
int main() {
    cin.tie(nullptr)->sync_with_stdio(false);
    int range,total;
    map<int,int> m;
    cin>>range;
    for (int i=0;i<range;i++) {
        int temp_x,temp_y;
        cin>>temp_x>>temp_y;
        total+=temp_y-temp_x;
        for (int j=temp_x;j<temp_y;j++) {
            m[j]++;
        }
    }
    int place;
    if (total%2==1) {
        place = (total-1)/2;
    }else{
        place = total/2;
    }
    //cout<<"["<<total<<" , "<<place<<"]";
    for (auto i:m) {
        place -= i.second;
        //cout<<"[ "<<place<<" , "<<i.first<<" , "<<i.second<<" ]";
        if (place<=0) {
            cout<<i.first;
            break;
        }
    }
    return 0;
}