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