n, m, k = map(int, input().split())
a = [list(map(int, input().split())) for i in range(n)]

dp = [[False]*(k+1) for i in range(n+1)]
dp[0][0] = True

for i1 in range(n):
    for i2 in range(m): 
        for j in range(k+1):
            if j-a[i1][i2] >= 0:
                dp[i1+1][j] = dp[i1+1][j] | dp[i1][j-a[i1][i2]]
ans = -1
for i, j in enumerate(dp[-1]):
    if j:
        ans = k - i
print(ans)