n, m, x, y = map(int, input().split())
a = list(map(int, input().split()))
nokosu, sonota = [], []
for i in a:
    if i <= y: pass
    elif i >= x:
        nokosu.append(i)
    else:
        sonota.append(i)
if len(nokosu) > m:
    exit(print("Handicapped"))
now = sum(nokosu)
leng = len(nokosu)
sonota.sort(reverse=True)
for i in sonota[:(m - len(nokosu))]:
    now += i
print(now)