10 DIM a( 5 )
20 PRINT a( 1 )
30 LET a( 1 ) = 3.26: PRINT a( 1 )
40 LET a( 2 ) = 4.86: PRINT a( 2 )
50 LET a( 5 ) = 1.07: PRINT a( 5 )
60 DIM a( 3, 4 )
70 PRINT a( 1, 1 )
80 LET a( 1, 2 ) = 6.91: PRINT a( 1, 2 )
90 LET a( 2, 1 ) = 2.57: PRINT a( 2, 1 )
100 LET a( 3, 4 ) = 2.77: PRINT a( 3, 4 )