How smart are you ? # 5
By register
@register (1064)
India
5 responses
@coolme_kiran (992)
• India
5 Oct 06
just once , as it becomes 20 after first subtrction . coool one right ???
@crowdofgirls (557)
• United States
28 Sep 06
As many times as you like, you'll just get negative numbers after a bit.




