#include<bits/stdc++.h>
#define INF 0x3f3f3f3f
#define PI acos(-1)
#define endl "\n"
#define int long long
#define pb push_back
#define fi first
#define se second
using namespace std;
typedef pair<int, int> PII;
typedef unsigned long long ULL;
const int N = 1e6+5,mod=1e9+7,modd=998244353;
int ar[N],br[N];
int  k, s,n,m,sum1,len;
int cmp(int a, int b){	return a > b;}
int lowbit(int x){return x&(-x);}
int read() { int x=0,f=1; char c=getchar(); while(c<'0'||c>'9'){if(c=='-') f=-1;c=getchar();}
	while(c>='0'&&c<='9') x=x*10+c-'0',c=getchar();return x*f;}
const double eps = 1e-8;
signed main()
{
	
	int t=1;
	ios_base::sync_with_stdio(false);cin.tie(0); cout.tie(0);
	
	cin>>t;
	for(int ff=1;ff<= t;ff++)
	{
		int a, b,c,d, l, y, x, s, r,flag = 0,idx = 0,gg = 0,hh=0,res=0,sum=0, sum2 = 0;
		string str2,str,str3;
		
		// cin>>n>>m;
		// for(int i=1;i<=n;i++)cin>>ar[i];
		// sort(ar+1,ar+1+n);
		cin>>str;
		map<char,int>mp;
		for(int i=0;i<str.length();i++)
		{
			mp[str[i]]++;
			res=max(res,mp[str[i]]);
		}
		cout<<str.length()-res<<endl;
	}
	return 0;
}