MindJong

This is a puzzle game with mahjong elements. There are two ways to play.
Game 1: Remember the position and number of all cards before the countdown ends. After the countdown ends, all cards will be turned over. According to the cards you just remembered, select two mahjongs from the top and fill in the blanks below to make the calculation result valid.
Game 2: Remember all cards before the countdown ends. After the countdown ends, all cards will be turned over. According to the cards you just remembered, follow the prompts to select mahjongs in random positions.
This is a great test of your eyesight. I believe you can succeed.