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