10 M=USR(0, 9)
20 PRINT "Memory size is ";M 
110 DIM A(8)
120 FOR I=1 TO 8: A(I)=I: NEXT 
130 FOR I=1 TO 8: PRINT I, A(I): NEXT 
140 A$="Hello World"
200 PRINT "A$ is ";A$
210 CLR A()
220 PRINT "A$ is ";A$
300 DIM A(20)
310 FOR I=1 TO 20: A(I)=I: NEXT 
320 FOR I=1 TO 20: PRINT I, A(I): NEXT