#include <stdio.h>
#include <ctype.h>
void parse_shell_input(char *line) {
while (*line != '\0')
{
int seen_space = 0;
while (*line == ' ' && *line != '\0')
{
line++;
seen_space = 1;
}
if (*line == '\0') break;
if (seen_space == 1) printf("\n");
if (seen_space == 0)
{
printf("%c", *line);
line++;
}
}
}
int main() {
char line[101];
fgets(line, sizeof(line), stdin);
parse_shell_input(line);
return 0;
}