#include<bits/stdc++.h>

using namespace std;

int a[3];

string s1;

int main(){

cin>>s1;

for(int i=0; i<s1.length(); i++){

    if('a'<=s1[i] && s1[i]<='c'){
        int k=s1[i]-'a';
        a[k]+=1;
    }
    if('A'<=s1[i] && s1[i]<='C'){
        int k=s1[i]-'A';
        a[k]+=1;
    }
}
cout<<"a "<<a[0]<<endl;
cout<<"b "<<a[1]<<endl;
cout<<"c "<<a[2]<<endl;
return 0;

}