#include<iostream>
using namespace std;
int main(){
string a;
cin>>a;
for(int i=0;a[i];i++){
cout<<a[i]<<endl;
}
return 0;
}
I2luY2x1ZGU8aW9zdHJlYW0+CnVzaW5nIG5hbWVzcGFjZSBzdGQ7CmludCBtYWluKCl7CglzdHJpbmcgYTsKCWNpbj4+YTsKCWZvcihpbnQgaT0wO2FbaV07aSsrKXsKCQljb3V0PDxhW2ldPDxlbmRsOwoJCQoJfQoJCgkKCQoJCgkKCXJldHVybiAwOwoJCgl9