#include <iostream>

int main()
{
  std::cout << "n\t1/n\n"
               "-----------------";
  for (int n = -5; n <= 5; n++)
  {
    std::cout << '\n' << n << '\t';
    if (n == 0) continue;
    std::cout << 1.0/n;
  } 
  std::cout << '\n';
}