#include<fstream>
#include<string>
using namespace std;
ifstream in("prefix.in");
ofstream out("prefix.out");
char s[1000001];
long k,urm[1000001],i,rez,t;

int main()
{int n;
	in>>n;in.getline(s,1000000);
for(int j=1;j<=n;++j)
{
	in.getline(s+1,1000001);
k=0;rez=0;	t=strlen(s+1);urm[1]=0;
for(i=2;i<=t;++i)
{while(k>0 && s[i]!=s[k+1]) k=urm[k];
 if(s[i]==s[k+1]) k++;
	 urm[i]=k;
 if(k>0 && (i%(i-k)==0)) rez=i;}
 out<<rez<<'\n';}
return 0;
}