Can someone explain to me this output?

Question

result=0
n=5
for i in range(1,n+1):
result+=i
print(result)

why the output is 15,
if we calculate 1,6 is 1,2,3,4,5
so I am not sure how 15 is calculated ...

Answer 1

you are right it is i, but how dis you get 15?