Properly using sscanf

Question

I am supposed to get an input line that can be in of any of the following formats:

• There must be space between word 1 and word 2.
• There must be a comm

Answer 1

#include 
#include 

int main ()
{
  char str[] ="word1 word2,word3";
  char* pch;
  printf ("Splitting string \"%s\" into tokens:\n",str);

  pch = strtok(str," ,");
  while (pch != NULL)
  {
    printf ("%s\n",pch);
    pch = strtok (NULL, " ,.-");
  }
  return 0;
}