#include <stdio.h>
#include <stdlib.h>

FILE*fi,*fo;
int m;
char M[1000001];
int pi[1000001];

inline void makePi(){
    pi[1]=0;
    int k=0;
    int ans=0;
    for(int i=2;i<=m;i++){
        while(k>0 && M[k+1]!=M[i])
            k=pi[k];
        if(M[k+1]==M[i])
            k++;
        pi[i]=k;
        if(pi[i] && i%(i-pi[i])==0)
            ans=i;
    }
    fprintf(fo,"%d\n", ans);
}

int main(){
    fi=fopen("prefix.in","r");
    fo=fopen("prefix.out","w");
    int t;
    fscanf(fi,"%d", &t);
    for(int z=0;z<t;z++){
        char c=fgetc(fi);
        while(c<'a' || c>'z')
            c=fgetc(fi);
        m=0;
        while(c>='a' && c<='z'){
            M[++m]=c;
            c=fgetc(fi);
        }
        makePi();
    }
    fclose(fi);
    fclose(fo);
    return 0;
}