n,m,x,y=map(int,input().split())
a=list(map(int,input().split()))
v=[]
cnt=0
ans=0
for i in a:
    if i>y:
        v+=[i]
    if i>=x:
        cnt+=1
if cnt>m:
    print("Handicapped")
    exit()
v.sort(reverse=True)
cnt=0
for i in v:
  if m>cnt:
    ans+=i
  cnt+=1
print(ans)