⇣ copimp ⇣cop100imp00002cop500imp00010cop1000imp00020cop2000imp00041cop5000imp00102cop10000imp00204⇣ copimp ⇣cop1,00000imp02038cop5,00000imp102cop10,00000imp204cop25,00000imp510cop50,00000imp1019cop100,00000imp2038