COMMON IGX1, IGX2 DIMENSION IGX1(1600), IGX2(1600) 5 CALL GCLEAR CALL GSTART IY = 191 DO 10 IX = 1,181,10 CALL GPLOT(0,0,0) CALL GPLOT(IX,IY,1) 10 CONTINUE IX = 181 DO 20 IY = 1,191,10 CALL GPLOT(0,0,0) CALL GPLOT(IX,IY,1) 20 CONTINUE 30 IF(IRDSW(0)-2)40,50,30 40 IF(IRDSW(0)-1)30,5,30 50 CALL GSTOP CALL EXIT END )A+``!bjk8\ul)0[p;