func_code_string: #include <bits/stdc++.h>   using namespace std;   void solve() {     int n;     cin >> n;     vector<pair<int, int> > v(n);     for (int i = 0; i < n; i++) cin >> v[i].first;     bool is0 = false, is1 = false;     for (int i = 0; i < n; i++) {       cin >> v[i].second;       if (v[i].second)         is1 = true;       else         is0 = true;     }     if (is0 && is1) {       cout <<  Yes n ;       return;     }     for (int i = 1; i < n; i++)       if (v[i - 1] > v[i]) {         cout <<  No n ;         return;       }     cout <<  Yes n ;   }   int main() {     ios::sync_with_stdio(false);     int t;     cin >> t;     while (t--) solve();   }   