10,000 years calender without any methods

10,000 years calender without any methods

Balivada Vishal Patnaik S/o B.Nageswara Rao (born 30th April, 2005) Jatni (Odisha)
Kasibugga-Palasa Srikakulam (dist) Andhra pradesh, India.  Has created a new
record he can say past or present date of B.C. to present and also future upto
1 year to 10,000 years calender by heart with out any methods from Srikakulam, Andhra Pradesh, India.