a = input().split(",")
b = input().split(",")
c = input().split(",")
if a == ["NONE"]: a = 0
else: a = len(a)
if b == ["NONE"]: b = 0
else: b = len(b)
if c == ["NONE"]: c = 0
else: c = len(c)
print((16 - a) ** 2 * (16 - b) ** 2 * (16 - c) ** 2)