Method overloading

public class Test{
    public static int maximum(int a, int b){
        return a>b?a:b;
    }
    public static int maximum(int a, int b,int c){
        return (a>b&a>c)?a:((b>c)?b:c);
    }
    public static int maximum(int[] arr){
        int max=Integer.MIN_VALUE;
		for(int elem:arr){
          if(elem>arr)
            max=elem
        }
      	return max;
    }
}
public class TestDemo{
    public static void main(String[] args){
        System.out.println(Test.maximum(100,200));
        System.out.println(Test.maximum(10.05f,200.77f,20.55f));
      	int[] test=new int[] (1,2,3,4,5);
        System.out.println(Test.maximum(test));
    }
}