#include <bits/stdc++.h>
using ll = long long;
using namespace std;
#define rep(i,n) for(int i=0, i##_len=(int)(n); i<i##_len; i++)
#define reps(i,n) for(int i=1 , i##_len=(int)(n);i<=i##_len;i++)
#define rrep(i,n) for(int i=((int)(n)-1);i>=0;i--)
#define rreps(i,n) for(int i=((int)(n));i>0;i--)
#define repi(i,x) for(auto i=(x).begin(),i##_fin=(x).end();i!=i##_fin;i++)
#define all(x) (x).begin(), (x).end()
#define F first
#define S second
#define mp make_pair
#define pb push_back
#define solve(a) ((a)?"Yes":"No")
typedef vector<int> Vi;
typedef vector<Vi> VVi;
typedef pair<int , int> Pi;
typedef vector<Pi> VPi;
typedef vector<long long> V;
typedef vector<V> VV;
typedef pair<long long , long long> P;
typedef vector<P> VP;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1;} return 0;}
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1;} return 0;}
const long long INFLL = 1LL<<60;
const int INF = 1<<30;
const double PI=acos(-1);
ll mod=998244353LL;
long long modpow(long long a, long long n, long long mod=(1LL<<62)){
	long long res = 1;
	while (n > 0){
		if (n & 1)
		res = res * a % mod;
		a = a * a % mod;
		n >>= 1;
	}
	return res;
}
const int MAX = 510000;
const ll MOD = 998244353LL;

long long fac[MAX], finv[MAX], inv[MAX];

void COMinit() {// テーブルを作る前処理
	fac[0] = fac[1] = 1;
	finv[0] = finv[1] = 1;
	inv[1] = 1;
	for (int i = 2; i < MAX; i++){
		fac[i] = fac[i - 1] * i % MOD;
		inv[i] = MOD - inv[MOD % i] * (MOD / i) % MOD;
		finv[i] = finv[i - 1] * inv[i] % MOD;
	}
}

long long COM(int n, int k){ // 二項係数:nCk計算
	if (n < k) return 0;
	if (n < 0 || k < 0) return 0;
	return fac[n] * (finv[k] * finv[n - k] % MOD) % MOD;
}
int main(){
	int n,m,k;
	COMinit();
	ll ans=0LL;
	cin >>n>>m>>k;
	for(int i=0;i<=k;i++){
		ans+=m*modpow(m-1,n-1-i,mod)%mod*COM(n-1,i)%mod;
		ans%mod;
	//	clog<<ans<<endl;
	}
	cout<<ans%mod<<endl;
}
#include<bits/stdc++.h>
using namespace std;
using ll=long long;
const int MOD=(int)1e9+7;
const int INF=(int)1e9;
const ll LINF=(ll)1e18;

struct Combination{
    vector<ll> fac,finv,inv;
    Combination(int mx){init(mx);}
    void init(int mx){
        fac.resize(mx+1);
        finv.resize(mx+1);
        inv.resize(mx+1);
        fac[0]=fac[1]=1;
        finv[0]=finv[1]=1;
        inv[1]=1;
        for(int i=2;i<=mx;i++){
            fac[i]=fac[i-1]*i%MOD;
            inv[i]=MOD-inv[MOD%i]*(MOD/i)%MOD;
            finv[i]=finv[i-1]*inv[i]%MOD;
        }
    }
    ll calc(int n,int k){
        return fac[n]*(finv[k]*finv[n-k]%MOD)%MOD;
    }
};

ll modpow(ll x,ll n){
    ll res=1;
    while(n>0){
        if(n&1)res=res*x%MOD;
        x=x*x%MOD;
        n>>=1;
    }
    return res;
}

int main(){
    int n,a,b,c,d;
    cin>>n>>a>>b>>c>>d;
    ll dp[n+1]={};
    dp[0]=1;
    Combination comb(n);
    for(int j=a;j<=b;j++){
        for(int i=n;i>=1;i--){
            for(int k=c;k<=i/j&&k<=d;k++){
                ll ce=comb.calc(n-(i-k*j),k*j)*comb.fac[k*j];
                ce%=MOD;
                ce*=comb.finv[k];
                ce%=MOD;
                ce*=modpow(comb.finv[j],k);
                ce%=MOD;
                dp[i]+=dp[i-k*j]*ce;
                dp[i]%=MOD;
            }
        }
    }
    cout<<dp[n]<<endl;
}