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.

Ex Input:
Some people are rafting together a on river

Ex Output:
(6, 7)


Ex Input:
A wash car sign on a large purple elephant

Ex Output:
(2, 3)


Ex Input:
Three young men in a room living playing a video game

Ex Output:

(6, 7)