Method with variable arguments

class VarArgs {
    public static void main(String[] args) {
        System.out.println(sum(1));       
        System.out.println(sum(1, 2));       
        System.out.println(sum(1, 2, 3));       
        System.out.println(sum(1, 2, 3, 4));       
    }
   
    static int sum(int...args) {
        int sum = 0;
   
        for (int i = 0; i < args.length; i++)
            sum += args[i];
           
        return sum;
    }
}

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