5 OPEN "output" FOR OUTPUT AS #1
7 PRINT#1, FRE(0)
10 READ A$, B$: PRINT#1, FRE(0)
20 DATA "1234hvsjvhjfhvjhsjvhjshfvkjshfjvhsjhvjkshfvjsfvhkjsfvhjkfvjshvkf"
30 DATA "1234hvsjvhjfhvjhsjvhjshfvkjshfjvhsjhvjkshfvjsfvhkjsfvhjkfvjshvkf"

