⇣ bifron ⇣bif100ron00016bif500ron00080bif1000ron00159bif2000ron00319bif5000ron00797bif10000ron01594⇣ bifron ⇣bif1,00000ron159bif5,00000ron797bif10,00000ron1594bif25,00000ron3984bif50,00000ron7968bif100,00000ron15935