Submission

Status:

[P-SSS][SSSSS][SSSSSSSSSS]

Score: 0

User: tankunkid

Problemset: ห้องสมุดเมือง 3M

Language: cpp

Time: 0.002 second

Submitted On: 2025-03-17 09:13:35

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

int main() {
    int n; cin >> n;
    multiset<int> a;
    int min = INT_MAX, max = -1;
    for (int i=0; i<n; i++) {
        long long int x, y; cin >> x >> y;
        if (x < min) min = x;
        if (y > max) max = y;
    }
    if ((max-min)%2 == 1) cout << (max-min)/2-1;
    else cout << (max-min)/2;
}