Your solution has been tested on the following three sample games

**Game 1**

2 2 1 2 7 8 5 6 3 4

Minmax regret strategy for first player are 0 and 1, for the second players it is 1.

**Game 2**

2 3 0 3 1 2 0 2 1 1 2 2 0 1

Minmax regret strategy for first player is 1, for the second player these are 0, 1, 2.

**Game 3**

3 2 1 1 1 1 2 2 2 2 3 3 3 3

Minmax regret strategy for first player is 2, for the second player these are 0, 1