func_code_string: #include <bits/stdc++.h>   using namespace std;   const long long INF = 1e13;   void solve() {     long long n;     cin >> n;     vector<pair<long long, long long> > a(n);     for (long long i = 0; i < n; i++) {       cin >> a[i].first;       a[i].second = i;     }     sort(a.begin(), a.end());     long long cnt = 1, ans = 1, w = 1;     for (long long i = 1; i < n; i++) {       if (a[i].first == a[i - 1].first) continue;       w++;       if (a[i].second > a[i - 1].second)         cnt++;       else {         ans = max(ans, cnt);         cnt = 1;       }     }     ans = max(ans, cnt);     cout << w - ans <<   n ;   }   signed main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     long long q;     cin >> q;     while (q--) solve();   }   