Lucky.java

import java.util.Scanner;

public class Lucky {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        int t=sc.nextInt();
        while(t--!=0)
        {
            String s=sc.next();
            int sum1=0,sum2=0;
            for(int i=0;i<=2;i++)
            {
                sum1+=s.charAt(i)-'0';
            }
            for(int i=3;i<=5;i++)
            {
                sum2+=s.charAt(i)-'0';
            }
            if(sum1==sum2)
            {
                System.out.println("YES");
            }
            else
            {
                System.out.println("NO");
            }
        }
        sc.close();
    }
}