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