Question

Where is the error? sum the numbers from start to end, both ends being inclusive

def main():
-> start = int(input())
-> end = int(input())
-> total = end
-> for i in range(start, end, 0):
--> total = total + i
-> print (total)
main()

Answer 1

The error is in the for loop's range function, where the step value is mistakenly set to 0, leading to an infinite loop. Additionally, the initial value of the total should be the start value, not the end.

Step-by-step explanation:

The error in the code is in the range function of the for loop. Specifically, the third argument of the range function, which is the step value, is set to 0. This will cause an infinite loop because the value of i will never change, as it steps by 0 each time through the loop. To fix this, the step argument should be removed or set to 1.

Additionally, the initial value of total should be 'start' rather than 'end' if you want to include the starting number in the sum. The corrected line of code for initializing total should be total = start, and the corrected for loop should be for i in range(start + 1, end + 1):.

If we make these changes, the program will correctly sum the numbers from start to end, both ends being inclusive, and then print out the total Sum.