#include <stdio.h>
#include <ctype.h>
#include <string.h>
void parse_shell_input(char *line) {
// Your logic here
int i=0;
char word[30] = {'\0'};
while(*line != '\0'){
if(*line == ' ' ){
printf("%s\n",word);
memset(word,'\0', sizeof(word));
while(*line == ' '){
line++;
}
i=0;
}
else{
word[i++] = *line;
line++;
}
}
printf("%s\n",word);
}
int main() {
char line[101];
fgets(line, sizeof(line), stdin);
parse_shell_input(line);
return 0;
}