def resolve():
    n,m,x,y = map(int,input().split())
    an = map(int,input().split())
    notdelete = []
    select = []

    for a in an:
        if a>=x: notdelete.append(a)
        elif a>y: select.append(a)

    if len(notdelete)>m:
        print('Handicapped')
        return
    
    select.sort(reverse=True)
    print(sum(notdelete)+sum(select[:m-len(notdelete)]))
    
resolve()