#include using namespace std; typedef long long int ll; typedef pair P; typedef vector VI; typedef vector VVI; #define REP(i,n) for(int i=0;i<(n);i++) #define ALL(v) v.begin(),v.end() template bool chmax(T &x, const T &y) {return (x bool chmin(T &x, const T &y) {return (x>y)?(x=y,true):false;}; constexpr ll MOD=998244353; constexpr ll INF=2e18; long long power(long long x, long long y){ x%=MOD; long long ret=1; while(y){ if(y&1) ret=ret*x%MOD; x=x*x%MOD; y>>=1; } return ret; } int main(){ ll n, m, k; cin >> n >> m >> k; m%=MOD, k%=MOD; cout << ((m-k+1)*(power(k,2*n)+MOD-power(k-1,2*n))%MOD+power(k-1,2*n))%MOD << endl; return 0; }