Question

How to find the largest number in an ArrayList with Java

Answer 1

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;

public class MyClass {
    public static void main(String args[]) {
        ArrayList<Integer> al = new ArrayList<Integer>(Arrays.asList(5, 2, 9, 7, 5, 1));
        
        int max = Collections.max(al);

        System.out.println(max);
    }
}
 
 
 
/*
run:
 
9
 
*/

 

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