Answer:
since you didn't specify which language to write it in, this is for python
Explanation:
def sum(N):
s = 0
for i in range(N + 1):
s += i
return s
def product(N):
p = 1
for i in range(1, N+1):
p *= i
return p
for i in (500, 9, -2):
print(i)
print(sum(i))
print(product(i))
