20k [ 0lx-sx 1sw]s0 [lx 2/sxly 1+sylx 2<1]s1 [lglg*sglyd1-sy 0!=4]s4 [ 1lg/Lxs.Las.Lbs.Lcs.Lds.Les.Lgs.Lts.Lws.Lys. 4Q]s5 [lg 1/sglyd1-sy 0!=4 ltklw 1=5 lg 1/Lxs.Las.Lbs.Lcs.Lds.Les.Lgs.Lts.Lws.Lys. 3Q]s3 [lblx*sblcla*lb+scldla*sdlcld/sglgle=3 lgselad1+sas. 1 1=2]s2 [0Sy0Sw0St0Sg0Se0Sd0Sc0Sb0SaSxKstlt .434lx*+ 1+k 0swlx 0>0 0sylx 2<1 1sa 1sblbsc 1sd 1se 1dsas. 1 1=2 Lxs.Las.Lbs.Lcs.Lds.Les.Lgs.Lts.Lws.Lys.0 1Q]sE 10lExps. 10.6lExps.