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 stack of three books sitting on top of wooden a table

Output: (10, 11)


Input: Consider Input: different Many fruits are next to each other

Output: (1, 2)


Input: Consider Input: group A of people walking across a bridge over a river


Output: (1, 2)