/*
TASK:context
LANG:C++
*/
#include<string>
#include<cstdio>
#include<iostream>
using namespace std;
int cmp(string s,string s1)
{
    int i,n=s.size();
    for(i=0;i<n;i++)
    {
        if(s[i]>='A'&&s[i]<='Z')s[i]=s[i]+'a'-'A';
        if(s1[i]>='A'&&s1[i]<='Z')s1[i]=s1[i]+'a'-'A';
    }
    if(s==s1)return 1;
    return 0;
}   
int main()
{
    int n,la=0;
    char c='1';
    string s,s1;
    scanf("%d",&n);
    getchar();
    while(c!='\n')
    {
         scanf("%c",&c);
        if(c!=' '&&la==0)la=1;
        if(la)s+=c;
        
    }
    la=0;
    c='1';
    while(c!='\n')
    {
        scanf("%c",&c);
        if(c=='\n')break;
        if(c!=' '&&la==0)la=1;
        if(la)s1+=c;
        
    }
    int m=s.size(),k=s1.size();
    string s3;
    int i;
    for(i=0;i<=k;i++)
    {
        s3=s1.substr(i,m-1);
        s3+='\n';
        if(cmp(s,s3)){
        if(i>n)
        {
            if(i+2*n+m<k){cout<<s1.substr(i-n,2*n+m-1)<<endl;}
            else {cout<<s1.substr(i-n-m,k-m)<<endl;}
        }
        else if(i+2*n+m<k)
        {
            cout<<s1.substr(0,i+2*n+m-1)<<endl;
        }
        else {cout<<s1<<endl;}
    }
    }
    return 0;
    }

        
        
    
