#include<stdio.h>
int time(int n,int ans[k]){
  int i,ans2 = 1;;
  for(i = 0;i < n;i++){
    scanf("%d",ans[i]);
  }
  for(i = 0;i < n;i++){
    ans2 *= ans[i];
  }
  ans2 = ( ans2 > 100000000000000000 )? = -1 : ans2;
  return ans2;
}

int main (void){
  int i,j,ans[];
  scanf("%d",&i);
  for(j = 0;i<i;j++){
    scanf("%d",&ans[j]);
  }
  return 0;
}  
