#include<stdio.h>
int main(){
    int n;
    scanf("%d",&n);
    int arr[n];
    for(int i=0;i<n;i++){
        scanf("%d",arr+i);
    }
    int x;
    scanf("%d",&x);
    for(int i=0;i<n;i++){
        if(x==arr[i]){
            continue;
        }
        printf("%d ",arr[i]);
        if else(x!=arr[i]){
            printf("Marble not found");
            return 0;
        }
    }
    
     
    return 0;
}