I just a saw a picture on the internet here: What's wrong with it?

The original code is lengthy so here's part of it: 1a90 7134 03e5 b600 0001 0000 0000 1103 0000 00ab 8929 1101 0000 0029 1103 0000 00ab 8929 1101 0000 0029 110e 0000 00a8 50b3 43a5 ed8c b345 a5e8 a853 2911 5901 0000 2423 0915 bc40 a7a5 17a3 9d15 06bc 40a7 a517 a85c 15a7 78b9 cf09 606a 6160 141e ...

Given a square of side length as least 2, there are two players who must in turn place a unit radius circle into the square without overlapping any previously placed circle. The loser is the first player who can't place a circle. For example, if the square has side length 2 then the first player ...

I am submitting a very interesting problem from French mathematical recreation site: http://www.diophante.fr/problemes-par-themes/g-probabilites/g2-combinatoire-denombrements/1434-g248-le-billet-universel This is a 10 years old problem, and they gave me their consent to share it here (provided of...