C++ Programming: Jeff and Elon are discussing about space how will it increase their business. They are planning to make an international space station, we have N asteroids in the space also there has...

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Extracted text: C++ Programming: Jeff and Elon are discussing about space how will it increase their business. They are planning to make an international space station, we have N asteroids in the space also there has been N-1 pairs of asteroids with Links. Each link has a unique assignment of numbers and since Elon is fond of palindromes he wants that the path chooses is such that it is a palindrome. Print YES if it is possible else NO. Input Output 1 YES 2 135