⇣ copbmd ⇣cop100bmd00003cop500bmd00013cop1000bmd00026cop2000bmd00051cop5000bmd00128cop10000bmd00256⇣ copbmd ⇣cop1,00000bmd02562cop5,00000bmd128cop10,00000bmd256cop25,00000bmd640cop50,00000bmd1281cop100,00000bmd2562