// To grab the most gold quickly, just go after gold coins.
while(true) {
var coins = hero.findItems();
var coinIndex = 0;
// Wrap this into a loop that iterates over all coins.
while (coinIndex < (coins))
var coin = coins[coinIndex];
// Gold coins are worth 3.
if (coin.value == 3) {
// Only pick up gold coins.
hero.moveXY(coin.pos.x, coin.pos.y);
}
}