#include <stdio.h>
#include <ctype.h>
#include <string.h>
void parse_shell_input(char *line) {
char buff[100];
strncpy(buff, line, sizeof(buff)-1);
buff[sizeof(buff)-1] = '\0';
char *spaceAddr = strtok(buff, " ");
while (spaceAddr != NULL) {
printf("%s\n", spaceAddr);
spaceAddr = strtok(NULL, " ");
}
}
int main() {
char line[101];
fgets(line, sizeof(line), stdin);
parse_shell_input(line);
return 0;
}