#include <bits/stdc++.h>
using namespace std;
#define int long long
typedef pair<int, int> pii;
const int N = 1e5 + 10, mod = 1e9 + 7;
int dx[] = {0, 0, 1, -1};
int dy[] = {1, -1, 0, 0};

void solve()
{
    map<int, int> mp;
    string s;
    cin >> s;
    int n = s.size();

    int ans = 1e18;
    for (int i = 0; i < s.size(); i++)
    {
        mp[s[i] - 'a']++;
    }
    for (int i = 0; i < 26; i++)
    {
        ans = min(ans, n - mp[i]);
    }
    cout << ans << "\n";
}

signed main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    cin >> t;
    while (t--)
        solve();
    return 0;
}