Question

How to sum numbers in ArrayList only those between x and y with Java

Answer 1

import java.util.ArrayList;
import java.util.Arrays;
 
public class SumNumbersInArrayListOnlyThoseBetweenXandY_Java {
    public static void main(String[] args) {
        ArrayList<Integer> alist = new ArrayList<Integer>(Arrays.asList(1, 4, 9, 3, 6, 2, 3, 2));
 
        int x = 2;
        int y = 4;
         
        int i = 0, total = 0;
        while (i < alist.size()) {
            if (alist.get(i) >= x && alist.get(i) <= y) { // 4 3 2 3 2
                total += alist.get(i);
            }
            i++;
        }
         
        System.out.println(total);
    }
}
 
    
    
/*
run:
     
14
     
*/

 

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