#include<stdio.h>
#include<ctype.h>
typedef struct mar_col{
    int N;
    int n;
    int x;
}mc;

int main(){
    int N,n,x;
    scanf("%d",&N,&n,&x);
    if(x<0){
        printf("Marblen not found");
        return 0;
    }mc arr[N];
    for(int i=0; i<N; i++){
     scanf("%d",&arr[N]);
     printf("%d",arr[N]);
    }
    return 0;
}