/* combline empty-line-separated pargraphs into lines */
/* for searching by grep.  Eric Grosse <ehg@research.att.com> Sep 1985 */
#include <stdio.h>
#include <string.h>

int
main(int argc,char **argv)
{
	char	line[4097];
	int	n = -1;
	unsigned char newline = '\012';

	while (fgets(line, 4097, stdin) != NULL) {
		n = strlen(line);
		if(0 < n){
			if( ((unsigned char)line[n-1]) == newline)
				line[--n] = 0;
			printf("%s\r", line);
		}else{
			printf("\n");
		}
	}
	if(n != 0)
		printf("\n");
	exit(0);
}