Lines 99 classic color ball 98

Lines 99, it is a simple interesting classical board game

Welcome to the wonderful world of Lines 99, it is a simple interesting classical board game.

The game starts with a 9×9 board with three balls chosen out of seven different colours. The player can move one ball per turn, and the player may only move a ball to a particular place if there is a path (linked set of vertical and horizontal empty cells) between the current position of the ball and the desired destination