00 { 106-Byte Prgm }
01▸LBL "LRNC"
02 PGMSLV "LRN"
03▸LBL 99
04 VARMENU "LRN"
05 STOP
06 "C1"
07 KEY 1 GTO 01
08 "C2"
09 KEY 2 GTO 02
10 "Q1"
11 KEY 3 GTO 03
12 "Q2"
13 KEY 4 GTO 04
14 "L"
15 KEY 5 GTO 05
16 " "
17 KEY 6 GTO 99
18 MENU
19▸LBL 07
20 STOP
21 GTO 07
22▸LBL 01
23 SOLVE "C1"
24 GTO 99
25▸LBL 02
26 SOLVE "C2"
27 GTO 99
28▸LBL 03
29 SOLVE "Q1"
30 GTO 99
31▸LBL 04
32 SOLVE "Q2"
33 GTO 99
34▸LBL 05
35 SOLVE "L"
36 GTO 99
37 END

00 { 54-Byte Prgm }
01▸LBL "LRN"
02 MVAR "C1"
03 MVAR "C2"
04 MVAR "Q1"
05 MVAR "Q2"
06 MVAR "L"
07 RCL "Q2"
08 RCL "Q1"
09 ÷
10 RCL "L"
11 LN
12 2
13 LN
14 ÷
15 Y↑X
16 RCL "C2"
17 RCL "C1"
18 ÷
19 -
20 END