func_code_string: #include <bits/stdc++.h>   using namespace std;   template <typename T>   vector<T> &operator+=(vector<T> &v, T x) {     v.push_back(x);     return v;   }   void solve() {     int n;     cin >> n;     int a[n], b[n];     int cash = 1, t = 0;     for (int i = (0), _b_ = (n); i < _b_; i++) {       cin >> a[i] >> b[i];       if (i > 0) {         if (a[i] == a[i - 1] && b[i] == b[i - 1]) {           t++;         } else {           cash = max(cash, t + 1);           t = 0;         }       }     }     cout << max(cash, t + 1);   }   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     solve();   }   