#include<stdio.h>
int main(){
    int N,X;
    scanf("%d", &N);
    int marbles[100];
    for( int i=0;i<N;i++)
    {
        scanf("%d",&marbles[i]);
    }
    
    scanf("%d",&X);
    int found=0;
    int*ptr=marbles;
    for(i=0;i<N;i++){
        if(*(ptr+i)==X){
            found=1;
            for(int j=i;j<N-1;j++){
                *(ptr+j)=*(ptr+j+1);
            }
            N--;
            break;
        }
    }
    if(found){
        for(i =0;i<N;i++){
            printf("%d ",*(ptr + i));
        }
        printf("\n");
    }else{
        printf("Marble not found.");
    }
    return 0;
}