func_code_string: #include <bits/stdc++.h>   const int MOD = 1000000007;   const int MAX = 10000005;   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     cout.tie(0);     long long n;     cin >> n;     long long b, d;     long long max = -1;     long long y = 0;     vector<pair<long long, long long> > vecx, vecy;     for (long long i = 0; i < n; i++) {       cin >> b >> d;       vecx.push_back(make_pair(b, d));       vecy.push_back(make_pair(d, b));     }     sort(vecx.begin(), vecx.end());     sort(vecy.begin(), vecy.end());     long long pointer1 = 0;     long long pointer2 = 0;     long long sum = 0;     for (long long i = 0; i < 2 * vecx.size(); i++) {       if (pointer1 == vecx.size() || pointer2 == vecx.size()) {         goto ab;       }       if (vecx[pointer1].first < vecy[pointer2].first) {         sum++;         if (sum > max) {           max = sum;           y = vecx[pointer1].first;         }         pointer1++;       } else if (vecx[pointer1].first > vecy[pointer2].first) {         sum--;         pointer2++;       } else {         sum--;         pointer2++;       }     }   ab:;     cout << y <<     << max <<    ;   }   