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 of slice pie sitting on top of a white plate

Output: (2, 3)


Input: Consider Input: an old passenger bus sitting between trees two in a yard

Output: (7, 8)


Input: Consider Input: a statnue of a bird on a branch next to tall a building


Output: (11, 12)