Answer:
def main():
n = int(input("Enter a number to find its sum! "))
sum = int((n*(n+1)) / 2)
print(str(sum))
main()
Explanation:
Here is some code I quickly came up with, you can rehash it for your liking.
I basically took this formula and translated it into python code on line 3. Make sure you use paratheses correctly when translating forumlas or any equation, Order of Operations is everything.
Lmk if this helped!
