#include<bits/stdc++.h>
using namespace std;
int main()
{
    ///freopen("in.txt", "r", stdin);
    int T;
    long long sum1=0;
    cin>>T;
    while(T--)
    {
        int n;
        cin>>n;
        int A[5]= {0},B[5]= {0},C[5]= {0},D[5]= {0};
        string m;
        int t;
        for(int i=0; i<n; i++)
        {
            cin>>m>>t;
            if(m == "A" )
            {
                if(t == 12)
                    A[1]++;
                else if(t == 9)
                    A[2]++;
                else if(t == 6)
                    A[3]++;
                else if(t == 3)
                    A[4]++;
            }
            else if(m == "B" )
            {
                if(t == 12)
                    B[1]++;
                else if(t == 9)
                    B[2]++;
                else if(t == 6)
                    B[3]++;
                else if(t == 3)
                    B[4]++;
            }
            else if(m=="C" )
            {
                if(t == 12)
                    C[1]++;
                else if(t == 9)
                    C[2]++;
                else if(t == 6)
                    C[3]++;
                else if(t == 3)
                    C[4]++;
            }
            else if(m=="D" )
            {
                if(t == 12)
                    D[1]++;
                else if(t == 9)
                    D[2]++;
                else if(t == 6)
                    D[3]++;
                else if(t == 3)
                    D[4]++;
            }
        }
        int Aa =*max_element(A, A+5);
        int Bb =*max_element(B, B+5);
        int Cc =*max_element(C, C+5);
        int Dd =*max_element(D, D+5);
        vector<int>v;
        v.push_back(Aa);
        v.push_back(Bb);
        v.push_back(Cc);
        v.push_back(Dd);
        sort(v.rbegin(),v.rend());
        long long sum = ((v[0]*100)+(v[1]*75)+(v[2]*50)+(v[3]*25));
        if(v[0]==0)
            sum-=100;
        if(v[1]==0)
            sum-=100;
        if(v[2]==0)
            sum-=100;
        if(v[3]==0)
            sum-=100;
        sum1+=sum;
        cout<<sum<<endl;
    }
    cout<<sum1<<endl;
}