func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     vector<pair<int, int> > v;     for (int i = 0; i < n; i++) {       int a, b;       cin >> a >> b;       v.push_back(make_pair(a, b));     }     int k;     cin >> k;     int i;     for (i = 0; i < n; i++) {       if (k >= v[i].first and k <= v[i].second) break;     }     cout << n - i << endl;   }   