#include <bits/stdc++.h>
#define DAU  ios::sync_with_stdio(false); fin.tie(0); fout.tie(0);
#define PLEC fin.close(); fout.close(); return 0;
using namespace std;
ifstream fin("prefix.in");
ofstream fout("prefix.out");
const int N(1000005);
int t, n, curr, res, last[N];
char sir[N];
int main()
{
    DAU
    fin >> t;
    while (t--)
    {
        fin >> (sir + 1);
        n = static_cast<int>(strlen(sir + 1));
        res = 0;
        for (int i = 2; i <= n; ++i)
        {
            curr = last[i-1];
            while (sir[curr + 1] != sir[i] && curr)
                curr = last[curr];
            if (sir[curr + 1] == sir[i])
                ++curr;
            last[i] = curr;
            if (i % (i - last[i]) == 0 && last[i])
                res = i;
        }
        fout << res << '\n';
    }
    PLEC
}