/mc add <player> <points> [s] - Add points to player when contest starte
/mc remove <player> <points> [s] - Remove points from player when contest started
/mc reset <player> - Reset all points from player
What is [s] ?
If you execute command like this way:
/mc add Danh 1000 s -> Command will execute in silent and do not give any message
/mc add Danh 1000 -> Command will execute in public and give message to admin