#include<stdio.h>
int main(){
    int a,b,c,d,e;
    scanf("%d",&a);
    scanf("push %d",&b);
    scanf("push %d",&c);
    scanf("push %d",&d);
    scanf("push %d",&e);
    scanf("push");
    print("%d %d %d %d",e,d,c,b)
    return 0;
}