#include<bits/stdc++.h> using namespace std; string s1,s2,s3; int main(){ cin>>s1; s2 = s1; s3 = s1; int len = s1.size(); cout<<s1<<endl; for(int i=0;i<len;i++){ if(s2[i]>='A' && s2[i]<='Z'){ cout<<" "; } else{ cout<<s2[i]; } } cout<<endl; for(int i=0;i<len;i++){ if(s3[i]>='a' && s2[i]<='z'){ cout<<" "; } else{ cout<<s3[i]; } } return 0; }