include

include

using namespace std; int main(){ int a=0,c=0,d=0,e=0; char b[20]; for(int i=0;i<20;i++){ cin>>b[i]; } for(int i=0;i<20;i++){ if(b[i]=='A'){ a+=1; }else if(b[i]=='B'){ c+=1; }else if(b[i]=='C'){ d+=1; }else if(b[i]=='D'){ e+=1; } }cout<<a<<" "<<c<<" "<<d<<" "<<e; return 0; }