c-- ccc ccl ccr cct cl- clc cll clr clt cqc cql cqt crc crl crq crr crt ctc ctl ctq ctr ctt lcc lcl lcq lcr lct llc lll llq llr llt lqr lrc lrr lrt ltc ltl ltr ltt qcc qcl qct qqq qrc qrl qrt qtc qtq qtr rcc rcl rcr rct rlc rll rlr rlt rqc rrc rrl rrq rrr rrt rtc rtl rtq rtr rtt tcc tcl tcr tct tlc tll tlr tlt trc trl trq trr trt ttc ttl ttr ttt

cccc cccl cclc ccrc ccrl ccrt cctc cctl cctt cltc crcc crcr crrt crtc crtl ctrc ctrl lccc lcrl lctl llcc lllc llll lrrc lrrr ltcc lttc lttr qqqq rccc rctc rrrr rtcc rtlt tccc tctc trcc trcl trtc trtr tttt

ccccc ccrcl cctrl ctrlc ttttt

ccccccccccccccc