what's the right order ? thanks ! anybody can help me?

Question

Rearrange the code to define a function that calculates the sum of all numbers from 0 to its argument.

def sum(x):
res += i
for i in range(x):
return res
res = 0

Unlock

Answer 1

def sum(x):
res = 0
for i in range(x):
res += i
return res