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