#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>


int c;
int main()
{
c = getchar();
  while (0 < c) {
  if (c == 0x0D) {
    printf(" %c",(char)(c));
  }
  else {
	if (c !='.')
      printf("%c",(char)(c) );
  }
    c = getchar();
  } 
 }