Mobile phone games, your skills is A circular range of skills, is called A; Your enemy is a point, called the B; What kind of data type definition this round and this point? How to determine your skills and hit the enemy?

Defined in Java? What is the principle?

CodePudding user response:

Round good judgment and skill to save a point and the distance to go, and then judge the distance between two points is less than the distance of set, less than is hit

CodePudding user response:

Thank you, could you tell me how to define this circle? What kind of data type?