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| Online Judge | Problem Set | Authors | Online Contests | User | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest | |||||||||
| ID | Title | Ratio(AC/submit) | Date |
| 2900 | Griddy Hobby | 37%(226/604) | Dec 9, 2025 |
| 2901 | Hotel | 32%(360/1099) | Jan 8, 2026 |
| 2902 | Intercepting Missiles | 33%(88/262) | Dec 9, 2025 |
| 2903 | Joy of Mobile Routing | 30%(79/263) | Jan 8, 2026 |
| 2904 | The Mailboxes Manufacturers Problem | 69%(841/1204) | Jan 8, 2026 |
| 2905 | Parallel Computer Simulator | 20%(58/285) | Dec 1, 2025 |
| 2906 | Moving Pianos | 36%(392/1072) | Dec 1, 2025 |
| 2907 | Collecting Beepers | 53%(1484/2785) | Nov 20, 2025 |
| 2908 | Quantum | 29%(1081/3631) | Jan 8, 2026 |
| 2909 | Goldbach's Conjecture | 57%(7317/12625) | Jan 7, 2026 |
| 2910 | Downpayment | 23%(43/182) | Jan 7, 2026 |
| 2911 | Simplified λ-evaluations | 37%(53/140) | Dec 9, 2025 |
| 2912 | Rochambeau | 32%(3331/10126) | Jan 8, 2026 |
| 2913 | Fly Monkey | 13%(145/1073) | Dec 9, 2025 |
| 2914 | Minimum Cut | 42%(5481/12954) | Dec 21, 2025 |
| 2915 | Zuma | 7%(202/2641) | Dec 9, 2025 |
| 2916 | The Wolves and the Sheep Plus | 19%(45/226) | Dec 1, 2025 |
| 2917 | Diophantus of Alexandria | 35%(1561/4428) | Nov 24, 2025 |
| 2918 | Tudoku | 53%(1657/3089) | Jan 8, 2026 |
| 2919 | Traveling Queen Problem | 22%(127/559) | Dec 9, 2025 |
| 2920 | Mine Map | 46%(515/1098) | Jan 8, 2026 |
| 2921 | Knights of the Round Table | 24%(377/1523) | Jan 7, 2026 |
| 2922 | Honeymoon Hike | 29%(1080/3655) | Jan 8, 2026 |
| 2923 | Relocation | 40%(1978/4927) | Jan 8, 2026 |
| 2924 | Gauß in Elementary School | 44%(4518/10134) | Nov 26, 2025 |
| 2925 | Kick-Tipp | 36%(190/518) | Dec 9, 2025 |
| 2926 | Requirements | 34%(1685/4868) | Jan 7, 2026 |
| 2927 | Constructing Roads | 10%(73/683) | Dec 9, 2025 |
| 2928 | A City of Skyscrapers | 25%(431/1711) | Nov 24, 2025 |
| 2929 | The Traveling Salesman | 15%(37/238) | Dec 1, 2025 |
| 2930 | Dialing Dice | 11%(55/467) | Dec 1, 2025 |
| 2931 | Procrastination | 29%(230/778) | Dec 9, 2025 |
| 2932 | Coneology | 22%(1369/5991) | Jan 8, 2026 |
| 2933 | Explaining the Stock Market | 24%(179/741) | Jan 8, 2026 |
| 2934 | Automatic Correction of Misspellings | 29%(759/2609) | Nov 24, 2025 |
| 2935 | Basic Wall Maze | 44%(1578/3540) | Nov 24, 2025 |
| 2936 | Construct the Wall Maze | 8%(58/682) | Dec 9, 2025 |
| 2937 | Dihedral Groups | 31%(468/1504) | Dec 9, 2025 |
| 2938 | Economic Phone Calls | 34%(290/847) | Jan 7, 2026 |
| 2939 | Flavius Josephus Reloaded | 37%(822/2214) | Jan 8, 2026 |
| 2940 | Wine Trading in Gergovia | 43%(1999/4643) | Jan 7, 2026 |
| 2941 | Homogeneous Squares | 46%(3251/7027) | Dec 21, 2025 |
| 2942 | Knights of the Round Table | 32%(5911/18382) | Jan 9, 2026 |
| 2943 | The Cow Doctor | 34%(579/1698) | Jan 8, 2026 |
| 2944 | Wild West | 28%(374/1297) | Jan 8, 2026 |
| 2945 | Find the Clones | 35%(3503/9799) | Nov 20, 2025 |
| 2946 | The Warehouse | 27%(458/1688) | Dec 9, 2025 |
| 2947 | Widget Factory | 33%(3183/9518) | Jan 8, 2026 |
| 2948 | Martian Mining | 62%(1902/3065) | Nov 24, 2025 |
| 2949 | Word Rings | 22%(2065/9182) | Jan 10, 2026 |
| 2950 | Nuclear Plants | 5%(31/566) | Jan 8, 2026 |
| 2951 | Cake Cutting | 54%(854/1580) | Nov 24, 2025 |
| 2952 | Election | 44%(461/1038) | Jan 8, 2026 |
| 2953 | Nash Equilibrium | 54%(297/550) | Jan 8, 2026 |
| 2954 | Triangle | 41%(3020/7211) | Nov 20, 2025 |
| 2955 | Brackets | 49%(12453/25361) | Jan 8, 2026 |
| 2956 | Repeatless Numbers | 40%(873/2149) | Nov 24, 2025 |
| 2957 | Planet Hunting | 42%(254/595) | Nov 24, 2025 |
| 2958 | Pizza delivery | 42%(590/1403) | Jan 7, 2026 |
| 2959 | Ball bearings | 57%(1774/3112) | Nov 26, 2025 |
| 2960 | S-Nim | 49%(3120/6322) | Dec 3, 2025 |
| 2961 | Sylvester construction | 47%(608/1284) | Nov 24, 2025 |
| 2962 | Who owns the Amiga? | 27%(41/147) | Jan 8, 2026 |
| 2963 | Lazy Evaluation | 14%(17/118) | Oct 18, 2025 |
| 2964 | Tourist | 41%(696/1692) | Jan 8, 2026 |
| 2965 | The Pilots Brothers' refrigerator | 38%(15191/39787) | Dec 30, 2025 |
| 2966 | A safe way | 19%(381/1977) | Jan 8, 2026 |
| 2967 | Triangles | 15%(1205/8022) | Dec 10, 2025 |
| 2968 | Necklace | 12%(91/701) | Dec 10, 2025 |
| 2969 | Divisibility by 15 | 24%(898/3688) | Jan 8, 2026 |
| 2970 | The lazy programmer | 23%(1024/4288) | Jan 8, 2026 |
| 2971 | "Switchback" | 19%(61/312) | Dec 10, 2025 |
| 2972 | Laser-Ball | 22%(50/226) | Dec 10, 2025 |
| 2973 | Scrabble | 56%(1099/1953) | Jan 8, 2026 |
| 2974 | Convex area | 41%(248/600) | Jan 8, 2026 |
| 2975 | Nim | 46%(4219/9035) | Jan 7, 2026 |
| 2976 | Dropping tests | 31%(11321/35521) | Jan 5, 2026 |
| 2977 | Box walking | 27%(675/2456) | Jan 8, 2026 |
| 2978 | Colored stones | 47%(950/2020) | Jan 8, 2026 |
| 2979 | RSI | 44%(195/441) | Dec 10, 2025 |
| 2980 | Do it! | 25%(371/1475) | Nov 24, 2025 |
| 2981 | Deal of Fortune | 5%(22/367) | Dec 10, 2025 |
| 2982 | Time Travel | 15%(631/4141) | Dec 10, 2025 |
| 2983 | Is the Information Reliable? | 30%(5552/18228) | Jan 8, 2026 |
| 2984 | A New Joseph Problem | 23%(922/3958) | Jan 8, 2026 |
| 2985 | The k-th Largest Group | 32%(3581/11076) | Jan 8, 2026 |
| 2986 | A Triangle and a Circle | 23%(983/4227) | Dec 10, 2025 |
| 2987 | Firing | 30%(4145/13528) | Jan 8, 2026 |
| 2988 | Function Approximation | 26%(129/493) | Dec 10, 2025 |
| 2989 | All Friends | 29%(1212/4101) | Jan 8, 2026 |
| 2990 | Board Game | 27%(88/322) | Dec 10, 2025 |
| 2991 | Crane | 25%(3307/12845) | Jan 9, 2026 |
| 2992 | Divisors | 29%(4250/14457) | Dec 10, 2025 |
| 2993 | Emag eht htiw Em Pleh | 63%(2987/4732) | Dec 10, 2025 |
| 2994 | Failing Roads | 40%(211/517) | Jan 8, 2026 |
| 2995 | Go Endgame | 25%(111/437) | Jan 8, 2026 |
| 2996 | Help Me with the Game | 59%(3951/6612) | Jan 8, 2026 |
| 2997 | IVXLCDM | 25%(222/870) | Jan 8, 2026 |
| 2998 | Hardware | 36%(374/1030) | Nov 24, 2025 |
| 2999 | Matrix | 12%(25/198) | Jan 8, 2026 |
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