You are a cryptocurrency trader. Buy and sell your own crypto assets and aim to be the winner in trading.

But be careful. If the blockchain becomes too long, the amount of computation will explode, making it difficult to increase the value of your hand. Let's adjust it so that it becomes an appropriate amount of calculation.

Cryptrick is a card-taking trick-taking game of "must follow, trump card, no bid" that can be played in a short time with 6 tricks and 3 deals.