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