#include <cmath>
#include <cstdio>
#include <vector>
#include <string>
#include <climits>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <algorithm>
using namespace std;

typedef long long ll;
int month[] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

bool ok(ll n) {
    int digit[15], cc = 0;
    ll xx = n;
    while (xx > 0) {
        digit[cc ++] = xx % 10;
        xx /= 10;
    }
    int x = digit[0];
    if (x == digit[1] && x == digit[2] && x == digit[3] && x == digit[4]) return true;
    x = digit[1] - digit[0];
    bool flag = true;
    for (int i = 2; i < 5; ++ i)  {
        if (digit[i] - digit[i - 1] != x) {
            flag = false;
            break;
        }
    }
    if (flag && abs(x) == 1) return true;
    int d = n % 100;
    n /= 100;
    int m = n % 100;
    n /= 100;
    int y = n % 10000;
    if (y < 1980 || y > 2016) return false;
    if (m > 12 || m == 0) return false;
    if (m != 2 && (d > month[m] || d == 0)) return false;
    int dd = month[m] + (y % 400 == 0 || (y % 4 == 0 && y % 100 != 0));
    if (d > dd || d == 0) return false;
    return true;
}

int main(void) {
    int T;
    scanf("%d", &T);
    while (T -- > 0) {
        int n, a, b;
        scanf("%d%d%d", &n, &a, &b);
        ll ans = 0;
        for (int i = 0; i < n; ++ i) {
            ll x;
            scanf("%I64d", &x);
            if (ok(x)) {
                ans += a;
            } else {
                ans += b;
            }
        }
        printf("%I64d\n", ans);
    }
    return 0;
}