N,M,X,Y=map(int,input().split())
li=list(map(int,input().split()))
li.sort(reverse=True)
Xijou=0
ans=0
for i in range(N):
    if(li[i]>=X):
        ans+=li[i]
        Xijou+=1
if(Xijou>M):#ツイ廃かどうかのテスト
    print("Handicapped")
    exit()
for i in range(Xijou,M):
    if(li[i]<=Y):
        break
    ans+=li[i]
print(ans)