GeezerVison

interface A { public int add(int i, int j); } interface B { public int sub(int i, int j); } interface C { public int mul(int i, int j); } class D implements A, B, C { @Override public int add(int i, int j) { return i + j; } @Override public int sub(int i, int j) { return i - j; } @Override public int mul(int i, int j) { return i * j; } } public class JavaGenMUB4 { public int div(int i, int j) { return i / j; } public int div(int i, int j, int k) { return i / j / k; } public static void main(String[] args) { JavaGenMUB4 obj = new JavaGenMUB4<>(); System.out.println(obj.div(10, 5)); System.out.println(obj.div(10, 5, 2)); } }