#include <stdio.h>
#include <ctype.h>
void parse_shell_input(char *line) {
int i = 0;
while (line[i])
{
if (line[i] == ' ')
{
i++;
continue;
}
while (line[i] != ' ' && line[i] != '\0' && line[i] != '\n')
{
putchar(line[i]);
i++;
}
putchar('\n');
}
}
int main() {
char line[101];
fgets(line, sizeof(line), stdin);
parse_shell_input(line);
return 0;
}