#include<iostream>
#include<stdio.h>
using namespace std;


int main() {
    int v[1000] = {}, max = 0;
    int startTime[1000], endTime[1000], n;
    cout << "Numar de studenti: "; cin >> n;
    for (int i = 1; i <= n; i++) {
        cout << "Student " << i << endl;
        cout << "Start Time: "; cin >> startTime[i];
        cout << "End Time: "; cin >> endTime[i];
    }
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= n; j++) {
            if (startTime[j] >= startTime[i] && startTime[j] <= endTime[i]) v[i]++;
        }
    }
    for (int i = 1; i <= n; i++)if (v[i] > max) max = v[i];
    cout << "Numar maxim de studenti: " << max;
}