/* Write a program that prints its input one word per line. */#include 
     
      #define IN  1  /* inside a word  */#define OUT 0  /* outside a word *//* print input one word per line */main(){	int c, state = OUT;	while((c = getchar()) != EOF)	{		if(c == ' ' || c == '\n' || c == '\t')		{			if(state == IN)			{				putchar('\n');  /* finish the word */				state = OUT;			}			else if(state == OUT)			{				state = IN;  /* beginning of word */				putchar(c);			}			else  /* inside a word */			{				putchar(c);			}		}	}}