The Minesweeper hole will go live in approximately . Why not try and solve it ahead of time?
    
    
 
Gijswijt’s Sequence in Ruby in chars.
    
    
        
            
                
                
                
                    |  | 
                | # | Golfer | Points | Chars | Time | Submitted | 
    
    
    
    
        
            | 1st |  radarek
    🇵🇱 | 1,000 | 45 |  |  | 
            | 2nd |  Lydxn
    🇨🇦 | 865 | 52 |  |  | 
            | 3rd |  JayXon
    🇺🇸 | 849 | 53 |  |  | 
            | 3rd |  pardouin
    🇫🇷 | 849 | 53 |  |  | 
            | 5th |  ovs-code
    🇩🇪 | 833 | 54 |  |  | 
            | 5th |  nwellnhof
    🇩🇪 | 833 | 54 |  |  | 
            | 7th |  sisyphus-ppcg
    🇦🇺 | 818 | 55 |  |  | 
            | 8th |  MeWhenI
    🇻🇦 | 804 | 56 |  |  | 
            | 8th |  GrayJoKing
    🇦🇺 | 804 | 56 |  |  | 
            | 10th |  SirBogman
    🇺🇸 | 703 | 64 |  |  | 
            | 11th |  Natanaelel
    🇸🇪 | 625 | 72 |  |  | 
            | 12th |  KatieLG
    🇬🇧 | 600 | 75 |  |  | 
            | 13th |  anter69
    🇭🇺 | 577 | 78 |  |  | 
            | 14th |  TFeld00
    🇩🇰 | 549 | 82 |  |  | 
            | 14th |  tatzyr
    🇯🇵 | 549 | 82 |  |  | 
            | 16th |  lynn | 542 | 83 |  |  | 
            | 16th |  DialFrost
    🇸🇬 | 542 | 83 |  |  | 
            | 18th |  stefangimmillaro | 536 | 84 |  |  | 
            | 19th |  Andriamanitra
    🇫🇮 | 517 | 87 |  |  | 
            | 20th |  olleicua
    🇺🇸 | 511 | 88 |  |  | 
            | 20th |  dokutan | 511 | 88 |  |  | 
            | 22nd |  Shanethegamer
    🇺🇸 | 484 | 93 |  |  | 
            | 23rd |  snoozingnewt
    🇺🇸 | 469 | 96 |  |  | 
            | 24th |  emgordon154 | 450 | 100 |  |  | 
            | 25th |  madex
    🇩🇪 | 290 | 155 |  |  | 
            | 26th |  HumanoidCPU | 44 | 1,025 |  |  | 
            | 27th |  Mabeloid
    🇳🇴 | 22 | 2,005 |  |  | 
            | 27th |  CaedenHarper
    🇨🇦 | 22 | 2,005 |  |  | 
            | 29th |  KatieLG-Transpiler
    🇬🇧 | 22 | 2,015 |  |  |