N,M,K = map(int,input().split())
A = list(map(int,input().split())) + [0]

S = [set() for _ in range(7)]
S[0] = {0}
S[1] = set(A)

for i in range(2,4):
    for a in S[1]:
        for b in S[i-1]:
            d = a + b
            if d <= M:
                S[i].add(d)

if K < 4:
    print(max(S[K]))
    exit()

i = K // 2
j = K - i
S1 = list(S[i])
S1.sort()
S2 = list(S[j])
S2.sort(reverse = True)
NS2 = len(S2)
i = 0
ans = 0
for a in S1:
    while i < NS2 and a + S2[i] > M:
        i += 1
    ans = max(ans,a + S2[i])
    if i == NS2:
        break

print(ans)