100 HGR2 : FOR A = 0 TO 1 STEP 0:SO = -16336: HCOLOR= RND(1) *6 +1 -1 *( RND(0) = 4): FOR I = 0 TO 200 STEP INT( RND(1) *3 +3): HPLOT 0,0 TO I,191: HPLOT 0,191 TO I,0: HPLOT 279,0 TO 279 -I,191: HPLOT 279,191 TO 279 -I,0: NEXT I: FOR S = 1 TO 5:Z = PEEK(SO) - PEEK(SO): NEXT S: NEXT A