#include<bits/stdc++.h> using namespace std; int main(){ char a; cin>>a; switch(a){ case 'P':printf(".2lf",a*0.7);break; case 'G':printf(".2lf",a*0.8);break; case 'S':printf(".2lf",a*0.9);break; case 'A':printf(".2lf",a*0.95);break; } return 0; }