import sys

# sys.setrecursionlimit(200005)
# sys.set_int_max_str_digits(200005)
int1 = lambda x: int(x)-1
pDB = lambda *x: print(*x, end="\n", file=sys.stderr)
p2D = lambda x: print(*x, sep="\n", end="\n\n", file=sys.stderr)
def II(): return int(sys.stdin.readline())
def LI(): return list(map(int, sys.stdin.readline().split()))
def LLI(rows_number): return [LI() for _ in range(rows_number)]
def LI1(): return list(map(int1, sys.stdin.readline().split()))
def LLI1(rows_number): return [LI1() for _ in range(rows_number)]
def SI(): return sys.stdin.readline().rstrip()

dij = [(0, 1), (-1, 0), (0, -1), (1, 0)]
# dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)]
# inf = -1-(-1 << 31)
inf = -1-(-1 << 62)

# md = 10**9+7
md = 998244353

n,m,W=LI()
aa=LI()
bb=LI()
cc=LI()

aa.sort(reverse=True)
cs=[0]
for a in aa:cs.append(cs[-1]+a)

ans=0
for s in range(1<<m):
    v=w=0
    for i in range(m):
        if s>>i&1:
            w+=bb[i]
            v+=cc[i]
    if w>W:continue
    cnt=min(n,W-w)
    ans=max(ans,v+cs[cnt])
print(ans)