how to get the highest value in a list java
import java.util.*;
public class CollectionsMaxExample2 {
public static void main(String[] args) {
//Create collections lists.
List<Integer> list = Arrays.asList(20, 10, 100, 140, 250);
Integer max = Collections.max(list);
System.out.println("Maximum element is: "+max);
}how to find the smallest numbers in an arraylist java
import java.util.ArrayList;
import java.util.Scanner;
public class IndexOfSmallest {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
ArrayList<Integer> list = new ArrayList<>();
while (true) {
int input = Integer.valueOf(scanner.nextLine());
if (input == 9999) {
break;
}
list.add(input);
}
System.out.println("");
int smallest = list.get(0);
int index = 0;
while (index < list.size()) {
if (list.get(index) < smallest) {
smallest = list.get(index);
}
index++;
}
System.out.println("Smallest number: " + smallest);
index = 0;
while (index < list.size()) {
if (list.get(index) == smallest) {
System.out.println("Found at index: " + index);
}
index++;
}
}
}Copyright © 2021 Codeinu
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