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: there a is Christmas tree right next to the wall

Output: (2, 3)


Input: Consider Input: An Oriental dish with chicken noodles broccoli and peppers

Output: (5, 6)


Input: Consider Input: Uniformed guards rest on horseback with flags in front a of building


Output: (10, 11)