java how to find the largest number in an arraylist

1List<Integer> myList = new ArrayList<>();
2
3for(int i = 0; i < 10; i++){
4    myList.add(i);
5}
6//gets highest number in the list
7int highestNumber = Collections.max(myList);
8
9System.out.Println(highestNumber);
10
11//output: 9

1int max = (The provided List).stream().max((i1,i2)->(i1>i2)?1:(i1<i2)-1:0).get();