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 man skateboarding and a woman on a bicycle going down road a with people watching

Output: (12, 13)


Input: Consider Input: A person is and walking holding an umbrella

Output: (4, 5)


Input: Consider Input: An old bus is parked in of front a market


Output: (7, 8)