Can any one write for me the code to find the sum of consecutive numbers

Question

N = int(input())
i = (range(N))
i+=1
while i in range(N):
print (int(i))

Answer 1

N = int(input())

a = [i for i in range(0, N + 1)]

print(sum(a))

Answer 2

https://code.sololearn.com/cMWbhrWZcDVm/?ref=app

Answer 3

It's easier:

https://code.sololearn.com/ca7A25a19A20