#include <bits/stdc++.h>
using namespace std;
inline int read() {
  int x = 0, f = 1;
  char ch = getchar();
  while (!isdigit(ch)) {
    if (ch == '-') f = -1;
    ch = getchar();
  }
  while (isdigit(ch)) {
    x = x * 10 + ch - 48;
    ch = getchar();
  }
  return x * f;
}
inline void write(int x) {
  if (x < 0)
    putchar('-'), write(-x);
  else {
    if (x > 9) write(x / 10);
    putchar('0' + x % 10);
  }
}
inline void writeputs(int x) { write(x), putchar('\n'); }
inline void writeputchar(int x) { write(x), putchar(' '); }
int t, n, num[15], dp[10][10], ANS;
char s[200005];
int main() {
  t = read();
  while (t--) {
    memset(num, 0, sizeof num);
    memset(dp, 0, sizeof dp);
    scanf("%s", s + 1);
    int len = strlen(s + 1);
    ANS = 0;
    for (int i = 1; i <= len; i++) num[s[i] - '0']++;
    for (int i = 1; i <= len; i++) {
      int ch = s[i] - '0';
      for (int j = 0; j <= 9; j++) {
        if (j == ch) continue;
        if (dp[j][ch] % 2 != 0) dp[j][ch]++;
        if (dp[ch][j] % 2 == 0) dp[ch][j]++;
      }
    }
    for (int i = 0; i <= 9; i++) ANS = max(ANS, num[i]);
    for (int i = 0; i <= 9; i++)
      for (int j = 0; j <= 9; j++)
        if (i != j) ANS = max(ANS, dp[i][j] / 2 * 2);
    writeputs(len - ANS);
  }
  return 0;
}
