INPUT:N1(5,1,300),N2(10,1,300),N3(30,1,300);d:=BACKSET(BARSTATUS=2,BARSLAST(llv(l,0)=l)+1);LS:=if(BARSTATUS=2,llv(l,250),9999);;d1:=BACKSET(BARSTATUS=2,BARSLAST(llv(l,250)=l or BARSTATUS=1));LD:=llVALL(LS);qkg:=(l>ref(h,1))*d;;gqk:=if(d=1 and qkg*ref(h,1)
HG,qkd,if(g1,qkd,0));dqks:=sum(dqk,0);qkZ:=l>ref(h,1) or