SASMO 2018 Secondary 3 (Grade 9) Contest Question 14

Question 14

There are four piles of cards: 10 cards, 12 cards, 8 cards, 11 cards. Each of the
five players must choose one pile and divide it into two smaller piles. Five
players take turns in order. The player who cannot divide a pile into smaller
piles will be the loser. Which player will be the loser?

Question illustration

1% player
2"4 player
3" player
4 player
5% player