xxi2of yxi2 zxi2o 0xi2of 1xi2

moj2 noj2o ooj2of poj2 qoj2o

bfk2o cfk2of dfk2 efk2o ffk2of

05k2of 15k2 25k2o 35k2of 45k2

pwl2 qwl2o rwl2of swl2 twl2o