#include <stdio.h>
#include <ctype.h>
void parse_shell_input(char *line) {
// Your logic here
char *ch=line;
while(1){
while (*ch == ' ' || *ch == '\t' || *ch == '\n') {
ch++;
}
if (*ch == '\0') break;
while (*ch != ' ' && *ch != '\t' && *ch != '\n' && *ch != '\0') {
printf("%c", *ch);
ch++;
}
printf("\n");
}
}
int main() {
char line[101];
fgets(line, sizeof(line), stdin);
parse_shell_input(line);
return 0;
}