1public class Main {
2 
3    static int firstEven(int[] nums) {
4        for (int i = 0; i < nums.length; i++) {
5            if (nums[i] % 2 == 0) {
6                return nums[i];
7            }
8        }
9        return -1;
10    }
11 
12    public static void main(String[] args) {
13        int[] data = {3, 5, 7, 8, 10};
14        System.out.println(firstEven(data));
15    }
16}