// editor2
#include<stdio.h>
#include<stdlib.h>
typedef struct node{
    int data;
    struct node *next;
}nd;
nd *head=NULL,*tail;
void create(int num){
    nd *newnode=(nd*)malloc(sizeof(nd));
    newnode->data=num;
    newnode->next=NULL;
    if(head==NULL){
        head=newnode;
        tail=newnode;
    }else{
        tail->next=newnode;
        tail=newnode;
    }
}
int delete(int x){
    nd *temp=head;
    nd *prev=NULL;
    if(temp!=NULL&&temp->data==x){
        head=head->next;
        free(temp);
        return 1;
    }
    while(temp!=NULL&&temp->data!=x){
        prev =temp;
        temp=temp->next;
    }
    if(temp==NULL)
    return 0;
    prev->next=temp->next;
    free(temp);
    return 1;
}
void display(){
    nd *itr;
    for(itr=head;itr!=NULL;itr=itr->next){
        printf("%d",itr->data);
    }
}
int main(){
    int n,x,val;
    scanf("%d",&n);
    for(int i=0;i<n;i++){
        scanf("%d",&val);
        create(val);
    }
    sscanf("%d",&x);
    if(delete(x))
    display();
    else
    printf("Node not found");
    return 0;
}