test2.java

import java.util.*;
public class test2 {
    public static boolean flitSub(int[] nums){
        int sum = 0;
        for (int i = 0; i < nums.length; i++) {
            sum = sum+nums[i];
        }
        if(sum%2!=0) return false;
        int target = sum/2;
        boolean[] dp = new boolean[target+1];
        dp[0] = true;
        for(int num:nums){
            for(int j=target; j>=num; j--){
                dp[j] = dp[j]||dp[j-num];
            }
        }
        return dp[target];
    }

    public static void main(String[] args) {
                Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();

        int[] nums = new int[n];

        for (int i = 0; i < n; i++) {
            nums[i] = sc.nextInt();
        }

        System.out.println(flitSub(nums)); 
    }
}