#include <ctype.h>
#include <stdio.h>

int vocala(int c)
{
  c = tolower(c);
  return c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u';
}

// desparte cuvinte in silabe intre vocala si consoana
// afiseaza fiecare cuvant pe un rand

int main(void)
{ 
  int c;
  while ((c = getchar()) != EOF)
    if (!isspace(c)) {
      do {
	putchar(c);
	int ult = c;
	c = getchar();
	if (vocala(ult) && isalpha(c) && !vocala(c)) putchar('-');
      } while (c != EOF && !isspace(c));
      putchar('\n');
    }
  return 0;
}