using System;
using static System.Console;
using System.Linq;
using System.Collections.Generic;

class Program
{
    static int NN => int.Parse(ReadLine());
    static long[] NList => ReadLine().Split().Select(long.Parse).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var c = NList;
        var (n, m, k) = (c[0], c[1], c[2]);
        var mod = 998_244_353;
        if (m <= k)
        {
            WriteLine(Exp(m, n * 2, mod));
            return;
        }
        var upmin = (m - k + 1) % mod;
        WriteLine(((Exp(k, n * 2, mod) - Exp(k - 1, n * 2, mod) + mod) % mod * upmin % mod + Exp(k - 1, n * 2, mod)) % mod);
        // WriteLine($"({Exp(k, n * 2, mod)} - {Exp(k - 1, n * 2, mod)}) * {upmin} + {Exp(k - 1, n * 2, mod)}");
    }
    static long Exp(long n, long k, int mod)
    {
        if (k == 0) return 1;
        if (k == 1) return n % mod;
        var half = Exp(n, k / 2, mod);
        var result = (half * half) % mod;
        return ((k % 2) == 0) ? result : ((result * n) % mod);
    }
}