class Solution(object):
    def solve(self,a:int,b:int,c:int)->int:
        print(f"a: {a}, b: {b}, c: {c}")
        v1 = a + b * c
        v2 = a * (b + c)
        v3 = a * b *c
        v4 = (a + b) * c
        s_max = max(v1, v2, v3, v4)
        return s_max

s = Solution()
print (s.solve(2, 7, 6))