00 { 118-Byte Prgm }
01▸LBL "NTRP"
02 PGMSLV "LNXY"
03▸LBL 99
04 VARMENU "LNXY"
05 STOP
06 "X1"
07 KEY 1 GTO 01
08 "Y1"
09 KEY 2 GTO 02
10 "X2"
11 KEY 3 GTO 03
12 "Y2"
13 KEY 4 GTO 04
14 "X"
15 KEY 5 GTO 05
16 "Y"
17 KEY 6 GTO 06
18 MENU
19▸LBL 07
20 STOP
21 GTO 07
22 GTO 99
23▸LBL 01
24 SOLVE "X1"
25 GTO 99
26▸LBL 02
27 SOLVE "Y1"
28 GTO 99
29▸LBL 03
30 SOLVE "X2"
31 GTO 99
32▸LBL 04
33 SOLVE "Y2"
34 GTO 99
35▸LBL 05
36 SOLVE "X"
37 GTO 99
38▸LBL 06
39 SOLVE "Y"
40 GTO 99
41 END

00 { 62-Byte Prgm }
01▸LBL "LNXY"
02 MVAR "X1"
03 MVAR "Y1"
04 MVAR "X2"
05 MVAR "Y2"
06 MVAR "X"
07 MVAR "Y"
08 RCL "Y2"
09 RCL- "Y1"
10 RCL "X2"
11 RCL- "X1"
12 ÷
13 RCL "X"
14 RCL- "X1"
15 ×
16 RCL+ "Y1"
17 RCL- "Y"
18 END