#include<cstdio>
#include<iostream>
#include<string>
#include<cstring>
#include<string.h>
#include<algorithm>
#include<cmath>
#include<cstdlib>

using namespace std;

char a[12];

int brun[12] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
int run[12] = { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };


int f(char a[])
{
    int flag = 1;
    for (int i = 6; i < 10; i++)
    {
        if (a[i] != a[i + 1] + 1)
        {
            flag = 0;
        }
    }
    if (flag)
    {
        if (a[10] >= '0')return 1;
    }
    flag = 1;
    for (int i = 6; i < 10; i++)
    {
        if (a[i] != a[i + 1] - 1)
            flag = 0;
    }
    if (flag)
    {
        if (a[10] <= '9')return 1;
    }
    flag = 1;
    for (int i = 6; i < 10; i++)
    {
        if (a[i] != a[i + 1])
            flag = 0;
    }
    if (flag)return 1;
    int year = (a[3] - '0') * 1000 + (a[4] - '0') * 100 + (a[5] - '0') * 10 + (a[6] - '0');
    if (year >= 1980 && year <= 2016)
    {
        int month = (a[7] - '0') * 10 + (a[8] - '0');
        int day = (a[9] - '0') * 10 + (a[10] - '0');
        if (month <= 0 || month > 12)return 0;
        if ((year % 400 == 0) || (year % 4 == 0 && year % 100 != 0))
        {
            if (day <= run[month - 1])return 1;
            else return 0;
        }
        else
        {
            if (day <= brun[month - 1])return 1;
            else return 0;
        }
    }
    return 0;
}

int main()
{
    int T;
    cin >> T;
    while (T--)
    {
        int n;
        scanf("%d", &n);
        int x, y;
        scanf("%d %d", &x, &y);
        long long cot = 0;
        for (int i = 0; i < n; i++)
        {
            scanf("%s", a);
            if (f(a))cot += x;
            else cot += y;
        }
        
        printf("%I64d\n", cot);
    }
    system("pause");
    return 0;
}