求数组int a[] = {4,-1,9,10,23},最大值，并得到对应index

//求数组int a[] = {4,-1,9,10,23},最大值，并得到对应index
public class test{
    public static void main(String[] args) {
        int a[] = {4,-1,9,10,23},temp = 0 ,index = 0;
            for (int i = 0; i <= 3;i++){
                if (a[i] < a[i+1]){
                    temp = a[i+1];
                    index = i + 1; 
                }
            }
            System.out.print("该数组最大值 = " + temp + "\n该数组最大值的下标 = " + index);
    };
}