def contigSum(nums, k):

    for i, num in enumerate(nums):
        accum = 0
        result = []
        # print(f'Current index = {i}')
        # print(f'Starting value = {num}')

        for val in nums[i:len(nums)]:
            # print(f'accum = {accum}')
            result.append(val)
            # print(f'accum = {accum} + {val}')
            accum += val

            if accum == k:
                print(f'{result} = {k}')
                return 0
            # else:
                # print(f'accum = {accum}')

    print('No match found')
    return 1

nums0 = []
k0 = None
contigSum(nums0, k0)

nums6 = [1, 2, 3]
k6 = 99
contigSum(nums6, k6)

nums1 = [1, 2, 3, 4, 5]
k1 = 9
contigSum(nums1, k1)

nums2 = [-1, -2, -3]
k2 = -6
contigSum(nums2, k2)

nums4 = [5, 2, 6, 11, 284, -25, -2, 11]
k4 = 9
contigSum(nums4, k4)

nums5 = [10, 9, 7, 6, 5, 4, 3, 2 ,1]
k5 = 20
contigSum(nums5, k5)