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