cf 1475B

#include<stdio.h>

int main()
{
    int t;
    scanf("%d", &t);

    while(t--)
    {
        int n;
        scanf("%d", &n);
        if(n < 2020)
        {
            printf("NO\n");
        }
        else if(n == 2021 || n == 2020) printf("YES\n");
        else
        {
            int f = 0;
            while(n >= 2020)
            {
                if(n % 2020 == 0 || n % 2021 == 0)
                {
                    f = 1;
                    printf("YES\n");
                    break;
                }
                n -= 2021;
            }
            if(f == 0) printf("NO\n");
        }
    }
}