题解

#include<bits/stdc++.h>
using namespace std;
int main(){
    string s;
    cin >> s;
    int sum,s1,s2,s3,s4,s5,s0;
    if(s[0] == 'D'){
        s0++;
        s0*30;
    }
    if(s[1] == 'C'){
        s1++;
        s1*30;
    }
    if(s[2] == 'B'){
        s2++;
        s2*30;
    }
    if(s[3] == 'A') {
        s3++;
        s3*30;
    }
    if(s[4] == 'D'){
        s4++;
        s4*30;
    }
    sum=s0+s1+s2+s3+s4;
    cout <<sum*30;
    return 0;
}