At the start of a game of congkak (the Filipino name) is the same as the Malay name) - congkak mean mental calculation - there are seven seeds in each hole. The game is played by putting a seed in each hole including your home which is the big hole to your left. The best strategy involves ending with the last seed in your home. This allows you to select any hole on your side to start.
By naming the hole 1 for the first from your home, which hole must 21 seeds be for you to have the last seed in your home?
Location | An old family home from 1675 in Cebu