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:
a person sitting on a luggage conveyor bag belt

Ex Output:
(7, 8)


Ex Input:
there a is Christmas tree right next to the wall

Ex Output:
(2, 3)


Ex Input:
woman A trying to eat a donut tied on a string

Ex Output:

(1, 2)