#include <stdio.h> int main() { int n; scanf("%d",&n); int number[n]; int a=0; int b; for(b=0;b<n;b++) {scanf("%d",&number[b]);} printf("%d\n",n); for(b=n-1;b>=0;b--) { printf("%d",number[b]); a++; if(a<n) printf(" "); else break; } return 0; }