In this task, positions of two consecutive words have been swapped. You need to output the position of the swaped words. e.g. in the sentence 'Seattle has nice a weather', the word 'a' and 'nice' have been swapped. These words are at 3rd and 4th position respectively. So, the output should be (3, 4). Note that the index of first word is 1.

Input: Consider Input: A man sitting on a couch a holding black and white dog

Output: (7, 8)


Input: Consider Input: motorcycles Several are parked on a strip of pavement

Output: (1, 2)


Input: Consider Input: Two having children a picnic in a park eating salad and pizza


Output: (2, 3)