namespace AtCoder;

#nullable enable

using System.Numerics;

static class Extensions
{
    public static T[] Repeat<T>(this int time, Func<T> F) => Enumerable.Range(0, time).Select(_ => F()).ToArray();
}

class AtCoder
{
    object? Solve()
    {
        var n = Int();
        var x = Int();
        var y = Int();
        var s = x + y;
        var pz = new long[s, 2];
        for (var i = 0; i < n; i++)
        {
            var j = i % s;
            var p = Int();
            var c = String()[0] - 'A';
            pz[j, c] += p;
        }
        s = Math.Min(s, n);
        var zz = new long[s];
        var ans = 0L;
        for (var i = 0; i < s; i++)
        {
            var a = pz[i, 0];
            var b = pz[i, 1];
            ans += b;
            zz[i] = a - b;
        }
        Array.Sort(zz);
        Array.Reverse(zz);
        var t = s - y;
        if (t < 0) t = 0;
        for (var i = 0; i < t; i++) ans += zz[i];
        for (var i = t; i < s - x; i++) if (zz[i] > 0) ans += zz[i];
        return ans;
    }

    public static void Main() => new AtCoder().Run();
    public void Run()
    {
        var res = Solve();
        if (res != null)
        {
            if (res is bool yes) res = yes ? "Yes" : "No";
            sw.WriteLine(res);
        }
        sw.Flush();
    }

    string[] input = Array.Empty<string>();
    int iter = 0;
    readonly StreamWriter sw = new(Console.OpenStandardOutput()) { AutoFlush = false };

    #pragma warning disable IDE0051
    string String()
    {
        while (iter >= input.Length) (input, iter) = (Console.ReadLine()!.Split(' '), 0);
        return input[iter++];
    }
    T Input<T>() where T : IParsable<T> => T.Parse(String(), null);
    int Int() => Input<int>();
    void Out(object? x, string? separator = null)
    {
        separator ??= Environment.NewLine;
        if (x is System.Collections.IEnumerable obj and not string)
        {
            var firstLine = true;
            foreach (var item in obj)
            {
                if (!firstLine) sw.Write(separator);
                firstLine = false;
                sw.Write(item);
            }
        }
        else sw.Write(x);
        sw.WriteLine();
    }
    #pragma warning restore IDE0051
}