#include<stdio.h>
#include<string.h>
#include<iostream>
using namespace std;
int main()
{
    int two,four,six,twotime[10000],threetime[10000];
    int fourtime[10000],map[10000][3];
    int a,b,c,d,i,j,k1,k2,k3,num,z,min,flash;
    char str1[20];
    while(~scanf("%d%d%d",&two,&four,&six))
    {
        if(two==0&&six==0&&four==0) break;
        scanf("%s",str1);
        for(i=1;str1[0]!='#';i++)
        {
            scanf("%d",&d);
            a=(str1[0]-48)*10+str1[1]-48;
            b=(str1[3]-48)*10+str1[4]-48;
            map[i][1]=a*60+b;
            map[i][2]=d;
            scanf("%s",str1);    
        }
        num=0;
        for(j=1;j<=two;j++)
        twotime[j]=0;
        for(j=1;j<=four;j++)
        threetime[j]=0;
        for(j=1;j<=six;j++)
        fourtime[j]=0;
        for(j=1;j<i;j++)
        {
            if(map[j][2]<=2)
            {
                flash=0;
                for(z=1;z<=two;z++)
                if(map[j][1]>=twotime[z])
                {
                    num+=map[j][2];
                    twotime[z]=map[j][1]+30;
                    flash=1;
                    break;
                }
                if(flash==0)
                {
                    min=99999;
                    for(z=1;z<=two;z++)
                    if(twotime[z]-map[j][1]<min)
                    {
                        min=twotime[z]-map[j][1];
                        d=z;
                    }
                    if(min<=30)
                    {
                        num+=map[j][2];
                        twotime[d]+=30;
                    }
                }
            }
            else if(map[j][2]>2&&map[j][2]<=4)
            {
                flash=0;
                for(z=1;z<=four;z++)
                if(map[j][1]>=threetime[z])
                {
                    num+=map[j][2];
                    threetime[z]=map[j][1]+30;
                    flash=1;
                    break;
                }
                if(flash==0)
                {
                    min=99999;
                    for(z=1;z<=four;z++)
                    if(threetime[z]-map[j][1]<min)
                    {
                        min=threetime[z]-map[j][1];
                        d=z;
                    }
                    if(min<=30)
                    {
                        num+=map[j][2];
                        threetime[d]+=30;
                    }
                }
            }
            else 
            {
                flash=0;
                for(z=1;z<=six;z++)
                if(map[j][1]>=fourtime[z])
                {
                    num+=map[j][2];
                    fourtime[z]=map[j][1]+30;
                    flash=1;
                    break;
                }
                if(flash==0)
                {
                    min=99999;
                    for(z=1;z<=six;z++)
                    if(fourtime[z]-map[j][1]<min)
                    {
                        min=fourtime[z]-map[j][1];
                        d=z;
                    }
                    if(min<=30)
                    {
                        num+=map[j][2];
                        fourtime[d]+=30;
                    }
                }
            }
        }
        printf("%d\n",num);
    }
    return 0;
}