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: Some people are rafting together a on river

Output: (6, 7)


Input: Consider Input: a person skis on make his way through the snow

Output: (3, 4)


Input: Consider Input: A ridding person the waves on a surfboard about to wipeout


Output: (2, 3)