#include<bits/stdc++.h>
using namespace std;

#define int long long
typedef vector<int>vint;
typedef pair<int,int>pint;
typedef vector<pint>vpint;
#define rep(i,n) for(int i=0;i<(n);i++)
#define reps(i,f,n) for(int i=(f);i<(n);i++)
#define all(v) (v).begin(),(v).end()
#define each(it,v) for(__typeof((v).begin()) it=(v).begin();it!=(v).end();it++)
#define pb push_back
#define fi first
#define se second
template<typename A,typename B>inline void chmin(A &a,B b){if(a>b)a=b;}
template<typename A,typename B>inline void chmax(A &a,B b){if(a<b)a=b;}

int N,K,T,U,V,L;
int D[222];
signed main(){
    cin>>N>>K>>T>>U>>V>>L;
    rep(i,N)cin>>D[i];

    int cur=0;
    double en=0.0,ans=0.0;
    rep(i,L){
        if(D[cur]==i){
            cur++;
            en+=T;
            chmin(en,1.0*(K+1)*T);
        }
        if(en*V>=1){
            en-=1.0/V;
            ans+=1.0/V;
        }
        else{
            ans+=en+(1.0-en*V)/U;
            en=0.0;
        }
    }
    printf("%.20f\n",ans);
    return 0;
}