func_code_string: #include <bits/stdc++.h>   using namespace std;   using LL = long long;   constexpr int N = 1e5 + 5;   string s;   int n;   int f(int x, int y) {     int z = x;     int res = 0;     for (int i = 0; i < n; i++) {       if (s[i] == z) {         res++;         z = x + y - z;       }     }     if (res & 1) res -= (x != y);     return res;   }   void solve() {     cin >> s;     n = s.size();     for (char &c : s) c -=  0 ;     int res = 0;     for (int i = 0; i < 10; i++) {       for (int j = 0; j < 10; j++) {         res = max(res, f(i, j));       }     }     cout << n - res <<   n ;   }   int main() {     ios::sync_with_stdio(false);     cin.tie(nullptr);     int t;     cin >> t;     while (t--) {       solve();     }   }   