#include<bits/stdc++.h>

#define all(s) s.begin(),s.end()
#define rc(x) return cout<<x<<endl,0
#define forn(i,n) for(int i=0;i<int(n);i++)

#define pb push_back
#define mp make_pair
#define fr first
#define sc second

typedef long long ll;
typedef long double ld;

const int nmax=1e6+3;
const int mod=998244353;
const ll inf=0x3f3f3f3f3f3f3f3f;

using namespace std;

int main()
{
  freopen("prefix.in","r",stdin);
  freopen("prefix.out","w",stdout);
  ios_base::sync_with_stdio(0); cin.tie(0);
  int t;
  cin>>t;
  while(t--)
  {
    int p[nmax];
    forn(i,nmax) p[i]=0;
    int c=0;
    string a;
    cin>>a;
    int sol=0;
    for(int i=1;i<a.size();i++)
    {
      while(c>0 && a[i]!=a[c]) c=p[c-1];
      if(a[i]==a[c]) c++;
      p[i]=c;
    }
    int k=a.size();
    for(int i=k-1;i>=0;i--)
    {
      if(p[i]!=0 && (i+1)%(i-p[i]+1)==0)
      {
        sol=i+1;
        break;
      }
    }
    cout<<sol<<"\n";
  }
}