VINTAGE COMPUTING CHRISTMAS CHALLENGE 2021 A size optimizing challenge, where you try to implement the given christmas tree as short as possible. Moreover you could get creative and implement some extended version. The event was held online from 3rd Decemember until 23rd December. More information can be found here: http://logiker.com/vccc2021 * *** ***** ******* *** ******* *********** *************** ***** *********** ***************** *********************** *** *** Size category 01 Christmastree_Commodore 64_Assembler Serato / Finnish Gold 37 02 Christmastree_Commodore 64_Assembler George Kirkham 38 03 Christmastree_Commodore Plus 4_Assembler Geir Straume 39 04 Christmastree_Commodore 64_Assembler Krill/Plush 41 05 Christmastree_Commodore 64_Assembler Wil 43 06 Christmastree_Commodore 64_Assembler Michal Lokša 44 06 Christmastree_Dos_Assembler HellMood / DSR 44 06 Christmastree_Commodore 64_Assembler Milek Smyk 44 09 Christmastree_Commodore 64_Assembler Geir Straume 47 10 Christmastree_Amstrad CPC464_Z80 assembler Claire Wilson 48 10 Christmastree_BK 0010_Assembler Manwe/SandS 48 12 Christmastree_Dragon 32_Assembler Geir Straume 50 12 Christmastree_Acorn Atom_Assembler Kees van Oss 50 14 Christmastree_SWTPC 6800 FLEX_Assembler Bill Gee 52 15 Christmastree_Acorn Atom_Assembler Roland Leurs 54 15 Christmastree_6502 Simulator (PC)_Assembler David Giblin 54 15 Christmastree_БК0010-01 _Assembler Alex Shestipaloff 54 18 Christmastree_PC_Python Maurice Makaay 55 18 Christmastree_Commodore VC20_Assembler Wil 55 20 Christmastree_Atari ST_Assembler lsl/checkpoint 56 21 Christmastree_PC_Perl Maurice Makaay 57 22 Christmastree_Dos_Assembler KeyJ 59 23 Christmastree_Commodore 64_Assembler Alanna Kelly 62 24 Christmastree_BBC Microcomputer_BASIC Steve Harrison (steve3000) 63 25 Christmastree_VZ200_Assembler Dave/Bushy555 64 26 Christmastree_BBC MODEL B_BASIC @oh8mxl 65 27 Christmastree_PDP-11_BBC BASIC Jonathan Harston 66 27 Christmastree_Acorn Archimedes_Assembler Steve Harrison (steve3000) 66 29 Christmastree_Commodore 64_BASIC V2 Krill/Plush 67 30 Christmastree_Commodore 64_BASIC V2 RomWer 68 30 Christmastree_Commodore 64_BASIC V2 Wil 68 32 Christmastree_Commodore 128_BASIC V7.0 Wil 70 32 Christmastree_Commodore 64_BASIC V2 Geir Straume 70 32 Christmastree_BBC Model B_BASIC ash73 70 32 Christmastree_BBC Model B_BASIC ash73 70 36 Christmastree_Commodore 64_BASIC V2 Naufr4g0 72 37 Christmastree_Commodore 64_BASIC V2 Michal Lokša 74 37 Christmastree_Commodore 64_Assembler OldSkoolCoder 74 39 Christmastree_Commodore 64_BASIC V2 Anders Carlsson 76 39 Christmastree_Sinclair ZX Spectrum_BASIC KeyJ 76 41 Christmastree_BBC Micro_BBC BASIC BeebMaster 80 42 Christmastree_KC 85/4_Assembler dOc.K / Moods Plateau 81 43 Christmastree_Commodore 64_BASIC V2 Gray Defender and Stuart Hurst 85 44 Christmastree_Commodore 64_BASIC V2 RetroProgrammers Inside 87 45 Christmastree_BK0010_Assembler NiOl (Nm) 92 46 Christmastree_Amstrad CPC_Z80 assembler Arnolde of Leosoft 93 46 Christmastree_Commodore 64_BASIC V2 @oh8mxl 93 48 Christmastree_Pico-8_Lua pépé 94 49 Christmastree_BBC Micro_Assembler John Simpson 96 50 Christmastree_Commodore VC 20_BASIC V2 Wil 97 51 Christmastree_Commodore 64_BASIC V2 George Kirkham 101 52 Christmastree_Commodore 64_Assembler Patrice Carré 102 53 Christmastree_Acorn BBC Micro Model B_BBC BASIC 2 baz4096 104 54 Christmastree_Aquarius_BASIC MackJsy 109 55 Christmastree_Commodore 64_BASIC V2 Patrice Carré 111 56 Christmastree_PC_JavaScript pépé 113 57 Christmastree_Atari_BASIC pépé 118 58 Christmastree_Atari ST_GFA BASIC pépé 121 59 Christmastree_PC_SpecBAS v0.1185 Paul Dunn 129 60 Christmastree_Commodore 64_BASIC V2 Felix Nardella 151 61 Christmastree_Commodore 128_BASIC V7.0 Flexman 152 62 Christmastree_PC_Mathematica 10.3 Fredrik Ingvarson 153 63 Christmastree_VZ200_BASIC Dave/Bushy555 159 64 Christmastree_PDP11 _Assembler Jonathan Harston 160 65 Christmastree_Commodore Plus 4_BASIC V3.5 MMS 179 66 Christmastree_Commodore PET 2001_BASIC Norbert Landsteiner 180 67 Christmastree_Ruby 816_BCPL Gordon Henderson 192 68 Christmastree_CRC65 (single board)_Fig-Forth okwatts 223 69 Christmastree_ZX Spectrum_BASIC mike/zeroteam 308 70 Christmastree_Commodore 64_Assembler Berni 311 71 Christmastree_ZX Spectrum_Sinclair BASIC Raymond Russell 343 72 Christmastree_PC/DOS_Microsoft GW-Basic 3.23 Javier Gutiérrez Chamorro (Guti) 392 73 Christmastree_Commodore 64_BASIC V2 Berni 411 74 Christmastree_PC_Batch Flexman 445 75 Christmastree_Gamebuino_C++ pépé 501 76 Christmastree_Commodore 64_H.E.S Forth v1.2 Devoid/BS Labs 503 77 Christmastree_Mattel Aquarius_BASIC Heidi Taylor 562 78 Christmastree_Commodore VC20_Forth Retro Reverend 1024 79 Christmastree_Commodore_Assembler Holy Moses/Role 1726 Creative (Variant 2) 00 Christmastree_GotoJSE.com_JSE v.3gfm Jayenkai 801 00 Christmastree_Intellivision_Compiled BASIC Anders Carlsson 1011 00 Christmastree_Atari_TurboBasic XL @OxC0FFEE 205 00 Christmastree_PC/DOS_QuickBasic 4.5 David Jalbert 1025 00 Christmastree_Pico-8_Lua pépé 799 00 Christmastree_Tandy TRS-80 MC-10_Microcolor BASIC 1.0 Anders Carlsson 655 00 Christmastree_ATARI ST_GFA Basic / ASM pépé 00 Christmastree_Commodore Plus 4_BASIC V3.5 MMS 204 00 Christmastree_Commodore 64_BASIC V2 Nello Galiano 205 00 Christmastree_Dos_Assembler HellMood / DSR 32 Out of compo 00 Christmastree_PC_PowerShell Logiker 12 00 Christmastree_PC_Python Logiker 53 00 Christmastree_Commodore 64_Assembler bexxx 70