PRINT PRINT "X~X\" PRINT DIM X(9,9),Y(9,9),Z(9,9) FOR i=1 TO 9 FOR j=1 TO 9 LET X(i,j)=i NEXT j NEXT i FOR i=1 TO 9 FOR j=1 TO 9 IF i=j THEN LET Y(i,j)=i ELSE LET Y(i,j)=0 END IF NEXT j NEXT i MAT Z=X*Y PRINT " "; FOR i=1 TO 9 PRINT USING "#####":i; NEXT i PRINT FOR i=1 TO 9 PRINT PRINT " ";i; FOR j=1 TO 9 PRINT USING "#####":Z(i,j); NEXT j PRINT NEXT i PRINT PRINT MAT PRINT Z END