0szlvb zszlv yszl xszlvb wszlv

b2ylv a2yl 91ylvb 81ylv 71yl

mbyl lbylvb kbylv jbyl ibylvb

xkxlvb wkxlv vkxl ukxlvb tkxlv

8twlv 7twl 6twlvb 5twlv 4twl