public static double arrayMax(double[] arr) {
double max = Double.NEGATIVE_INFINITY;
for(double cur: arr)
max = Math.max(max, cur);
return max;
} public static void main(String[] args) {
int [] arr = {100,200,300,50,40,-10,-50};
int max = Integer.MIN_VALUE;
for(int each: arr)
if(each > max)
max = each;
System.out.println(max); // 300public static double max(double[] arr) {
double result = Double.NEGATIVE_INFINITY;
for (int i = 0; i < arr.length; ++i) {
if (result < arr[i]) result = arr[i];
}
return result;
}