Sort:  

suppose there are DIFFERENT '3D's"

suppose, from our viewpoint, there is 1,2 and 3....but from a different viewpoint there is 1a,2a, and 3a.

What would happen if there were 1, 2a and 3? (or some other combination?)

Coin Marketplace

STEEM 0.04
TRX 0.32
JST 0.090
BTC 62836.04
ETH 1765.30
USDT 1.00
SBD 0.39