I Became the Master of the World with the Wishing Machine

Have you ever heard of a wishing machine that can grant wishes 100% of the time? There is such a machine on the Huiqian continent where the protagonist Xu Wei lives. Hungry people can get food by making a wish to it. People who are seriously ill can get good health by making a wish to it. If it were you, what would you wish for? If all wishes can come true, but only a small amount of effort is required, then what does it cost to become the world's master? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.