97
The best first move is 97.
The best first move is 97.
The best first move is 97.
97
97
The best first move is 97.
The best first move is 97.
You get 100. Your opponent gets 117. Not advantageous.
the answer is 100,000,000,000
47
Pretty good. The best is the highest prime number on the board.
Not really. The best first move is the highest prime number on the board.