Submission #67532540

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Source Code Expand

#ifndef _GLIBCXX_BITS_STDCPP_H
#define _GLIBCXX_BITS_STDCPP_H 1
#include <iostream>
#include <vector>
#include <algorithm>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <cmath>
#include <bitset>
#include <numeric>
using namespace std;
#define ll long long
#define vecint vector<int>
#define yes cout << "Yes" << endl;
#define no cout << "No" << endl;

#endif


int main() {
     int n, l, r;
     cin >> n >> l >> r;
     vecint x(n), y(n);
     for (int i = 0; i < n; i++) {
      cin >> x[i] >> y[i];
     }

     int cnt = 0;
     for (int i = 0; i < n; i++) {
      if(x[i] <= l && r <= y[i]) {
        cnt++;
     }
    }

     cout << cnt << endl;

     return 0;
}

Submission Info

Judge Result