func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     map<int, int> pos1;     map<int, int> pos2;     int n;     cin >> n;     int a[n], b[n];     for (int i = 0; i < n; i++) {       cin >> a[i];       pos1[a[i]] = i;     }     for (int i = 0; i < n; i++) {       cin >> b[i];       pos2[b[i]] = i;     }     map<int, int> h;     for (int i = 1; i <= n; i++) {       if (pos1[i] <= pos2[i]) {         h[pos2[i] - pos1[i]]++;       } else {         h[n - pos1[i] + pos2[i]]++;       }     }     int mx = 0;     for (int i = 0; i <= 2 * n; i++) {       if (h[i] > mx) mx = h[i];     }     cout << mx;   }   