cwe.cpp

#include<iostream>

using namespace std;

int main(void){
  int x,y;
  cin >> x;

  y = 2;
  while (x > 1){
    while ((x % y) == 0){
       cout << y << (((x/y)%y == 0)?'*':' ');
       x = x / y;
     }
    y++;
  }
  return 0;
}