#include<stdio.h>
#define max 100
int front=-1,rear=-1;

void enqueue(int x){
    if(rear==max-1){
        printf("Queue is full");
        // return 0;
    }
    else{
        if(front==-1){
            front=0;
            queue[++rear]=x;
        }
    }
}

void dequeue(){
    if(front==-1 || front>rear){
        printf("Queue is empty");
    }
    printf("%d",queue[front]);
    front++;
}

int main(){
    int n,x;
    scanf("%d",&n);
    for(int i=0;i<n;i++){
        scanf("%d",&x);
        enqueue(x);
    }
    for(int i=0;i<n;i++){
        dequeue();
    }
    return 0;
}