def binarySearch(arr, l, r, x):

return -1

if __name__ == '__main__':

number = 26

listOfNumber = [0, 1, 6, 14, 15, 17, 18, 20, 21, 26, 28, 32, 44,

47, 59, 61, 63, 64, 65, 67, 70, 71, 75, 78, 80, 82, 96, 99]

index = binarySearch(listOfNumber, 0, len(listOfNumber) - 1, number)

print(index)