#include <stdio.h>

long long power_mod (long long a, long long b, long long mod_num) {
  long long ans = 1LL;
  
  if (b > 0LL) {
    ans = power_mod(a, b/2LL, mod_num);
    ans = (ans * ans) % mod_num;
    if (b%2LL == 1LL) {
      ans = (ans * a) % mod_num;
    }
  }
  
  return ans;
}

int main () {
  long long n = 0LL;
  long long m = 0LL;
  long long k = 0LL;
  
  int res = 0;
  
  long long ans = 0LL;
  long long mod_num = 998244353LL;
  
  res = scanf("%lld", &n);
  res = scanf("%lld", &m);
  res = scanf("%lld", &k);
  
  if (k >= m) {
    printf("%lld\n", power_mod(m%mod_num, 2LL*n, mod_num));
    return 0;
  }
  
  ans = power_mod(k%mod_num, 2LL*n, mod_num);
  ans += mod_num-power_mod((k-1LL)%mod_num, 2LL*n, mod_num);
  ans *= (m-k+1LL)%mod_num;
  ans %= mod_num;
  ans += power_mod((k-1LL)%mod_num, 2LL*n, mod_num);
  
  printf("%lld\n", ans%mod_num);
  return 0;
}