#include <iostream>
using namespace std;
int main() {
  int a;
  cin >> a;
  if (a >= 1 and  a <= 4){
    cout << "few";
  }
  if (a >= 5 and a <= 9){
    cout << "several";
  }
  if (a >= 10 and a <= 19){
    cout << "pack";
  }
  if (a >= 20 and a <= 49){
    cout << "lots";
  }
  if (a >= 50 and a <= 99){
    cout << "horde";
  }
  if (a >= 100 and a <= 249){
    cout << "throng";
  }
  if (a >= 250 and a <= 499){
    cout << "    swarm";
  }
  if (a >= 500 and a <= 999){
    cout << "    zounds";
  }
  if (a > 1000){
    cout << "    legion";
  }

}

Edited by author 15.01.2018 18:30

Edited by author 15.01.2018 18:30

don`t working) I think that a >= 1000