///HELLO THERE~!
///CREATED BY MD SADMAN MEHEDI SIVAN(IUT CSE-SWE^19)

#include <bits/stdc++.h>

#define fastio ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define read freopen("blue.txt","r",stdin);
#define write freopen("red.txt","w",stdout);
#define pie 2*acos(0.0);

typedef long long ll;

using namespace std;


int main()
{
   // fastio;

    ll n;

    while(scanf("%lld",&n)!=EOF)
    {

        string sadman,mehedi;
        cin>>sadman>>mehedi;


        if(n>mehedi.size())
        {
            cout<<endl;
            continue;
        }

        else if(sadman==mehedi)
        {
            cout<<0<<endl;
            continue;
        }
        else if((sadman.size()==mehedi.size()) && sadman!=mehedi)
        {
            cout<<endl;
            continue;
        }

        else
        {

            for(ll i=0; i<mehedi.size()-n+1; i++)
            {

                string sivan=mehedi.substr(i,n);


                if(sivan==sadman)
                {
                    cout<<i<<endl;
                }
            }
        }
    }


    return 0;


}