Which day Bill Gates desinged his first programme Tic-Tac-Toe?

Question

Which day Bill Gates desinged his first programme Tic-Tac-Toe?

Answer 1

...well..my guess is that it was his lucky day....;))

Answer 2

In 1968, when he was 13. See http://www.wc.pdx.edu/billgates/billy.ht...