/*
* This is txt2morse
*/
#include <stdio.h>

int main()
{
 int c,i;
 int morsecode [256] [10];
 morsecode['A'][0]='.';
 morsecode['A'][1]='_';
 morsecode['A'][2]='\0';
 morsecode['\n'][0] = 'T';
 morsecode['\n'][1]='\0';
  printf("_ . _ . _");
  while((c = getchar()) != EOF)
  {
     for (i=0;morsecode[c][i]!='\0';++i)
        putchar(morsecode[c][i]);
  }
  printf(". _ . _ .\n");
}