#include<fstream>
#include<cstring>
using namespace std;
ifstream f("prefix.in");
ofstream g("prefix.out");
int k,i,n,urm[1000009];
char s[1000009];
int prefix(char s1[])
{
    int i,k=0,n=strlen(s+1);
    urm[1]=0;
    for(i=2;i<=n;++i)
    {
        while(k!=0&&s1[i]!=s1[k+1])
        k=urm[k];
        if(s1[i]==s1[k+1])
        ++k;
        urm[i]=k;
    }
    for(i=n;i;--i)
    {
        if(urm[i]&&i%(i-urm[i])==0)
        return i;
    }
    return 0;
}
int main()
{
    f>>n;
    for(i=1;i<=n;++i)
    {
        f>>(s+1);
        g<<prefix(s)<<'\n';
    }
}