// editor5
#include<stdio.h>
#include<string.h>
int main(){
    int n;
    scanf("%d",&n);
    char fruits[n][20];
 for(int i=0;i<n;i++)
 {
     scanf("%s",fruits[i]);
 }
 char search[20];
 scanf("%s",search);
 int found =0;
 for (int i =0;i<n;i++){
     if(strcmp(fruits[i],search)==0)
     {
         found = 1;
         break;
         
         
     }
 }
 if(found){
     for(int i=0;i<n;i++){
         printf("%s",fruits[i]);
         if(i!=n-1)printf("");
     }
     printf("\n");
     
 }else
 {
     printf("Fruit not found!\n");
 }
 return 0;
}