s1qm r1qmnn q1qmn p1qm o1qmnn
3aqmnn 2aqmn 1aqm 0aqmnn zaqmn
ekpmn dkpm ckpmnn bkpmn akpm
ptom otomnn ntomn mtom ltomnn
02nmnn z2nmn y2nm x2nmnn w2nmn