int main() {
char one[50]; char two[50];
while (scanf("%10s %10s",one,two) == 2){
printf("%s %s\n",one,two);
}
}
int main() {
char one[50]; char two[50];
whint main() {
char one[50]; char two[50];
while (scanf("%10s %10s",one,two) == 2){
printf("%s %s\n",one,two);
}
}
int main() {
char one[50]; char two[50];
wh