operators

/* NAME: PANAGIOTIS KOSTOPANAGIOTIS
 * TASK: OPERATORS
 * LANG: C++
 */
#include <cstdio>
#include <vector>
#include <cmath>

int main()
{
  freopen("operators.in","r",stdin);
  freopen("operators.out","w",stdout);
  long N,current=0,num[2],min=1000000001;
  scanf("%d\n",&N);
  std::vector<long> neg;
  for(int i=0; scanf("%d ",&current) != EOF && i<N; ++i) {
    if(current>0 && !i) {
      num[0]=current;
      scanf("%d ", &num[1]);
      break;
    }
    if(current<0)
      neg.push_back(current);
    while (current>0 && neg.size()) {
      if(fabs(neg.back()+current)<min) {
    num[0]=neg.back();
    num[1]=current;
    min=fabs(num[0]+num[1]);
      }
      if(fabs(neg.back())>current)
    break;
      neg.pop_back();
    }
    if(neg.size()==0 || num[0]+num[1]==0)
      break;
  }
  if(neg.size()==N) {
    for(int i=0; i<2; ++i) {
      num[1-i]=neg.back();
      neg.pop_back();
    }
  }
  printf("%d %d\n", num[0],num[1]);
  return 0;
}