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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 |
| 2800 | Joseph's Problem | 27%(2290/8368) | Oct 13, 2026 |
| 2801 | Knockdown | 16%(76/474) | Oct 18, 2026 |
| 2802 | Plinko | 43%(268/614) | Oct 12, 2026 |
| 2803 | Defining Moment | 45%(782/1722) | Oct 12, 2026 |
| 2804 | Jetpack Sniper 3000 Fragfest Extreme | 38%(103/271) | Oct 16, 2026 |
| 2805 | Pegs | 36%(332/910) | Oct 12, 2026 |
| 2806 | Janken Tactics | 17%(46/258) | Oct 16, 2026 |
| 2807 | Bingo! | 36%(109/302) | Oct 16, 2026 |
| 2808 | Artificial Strife | 17%(160/932) | Oct 12, 2026 |
| 2809 | It's My Derivative | 32%(351/1076) | Oct 12, 2026 |
| 2810 | Take Your Vitamins | 28%(902/3125) | Oct 12, 2026 |
| 2811 | Packing Dominoes | 17%(55/309) | Oct 18, 2026 |
| 2812 | Extrusion | 56%(970/1718) | Oct 12, 2026 |
| 2813 | Pasting Strings | 30%(138/453) | Oct 16, 2026 |
| 2814 | Mobiles | 14%(69/477) | Oct 16, 2026 |
| 2815 | Context-Free Clock | 35%(445/1238) | Oct 12, 2026 |
| 2816 | Right-Hand Rule | 22%(151/658) | Oct 16, 2026 |
| 2817 | WordStack | 37%(1454/3862) | Oct 12, 2026 |
| 2818 | Making Change | 52%(901/1708) | Oct 12, 2026 |
| 2819 | TN's Kingdom I - Establishment | 17%(344/2014) | Oct 12, 2026 |
| 2820 | TN's Kingdom II - Construction | 13%(120/885) | Oct 16, 2026 |
| 2821 | TN's Kingdom III - Assassination | 22%(160/725) | Oct 18, 2026 |
| 2822 | TN's Kingdom IV - Collapse | 21%(170/802) | Oct 16, 2026 |
| 2823 | Sliding Window | 27%(30555/111240) | Oct 19, 2026 |
| 2824 | Bohemian Rhapsody | 11%(49/418) | Oct 16, 2026 |
| 2825 | Perfect Permutation | 43%(213/487) | Oct 21, 2026 |
| 2826 | An Easy Problem?! | 15%(3370/21604) | Oct 13, 2026 |
| 2827 | Auto-Calculation Machine | 32%(594/1837) | Oct 13, 2026 |
| 2828 | Buy Tickets | 45%(14854/32436) | Oct 13, 2026 |
| 2829 | How Many Free Dimensions? | 24%(43/173) | Oct 16, 2026 |
| 2830 | Max Sequence II | 12%(139/1075) | Oct 18, 2026 |
| 2831 | Can We Build This One? | 36%(838/2318) | Oct 12, 2026 |
| 2832 | How Many Pairs? | 35%(709/1983) | Oct 12, 2026 |
| 2833 | The Average | 29%(5759/19781) | Oct 12, 2026 |
| 2834 | Where Are You? | 25%(201/783) | Oct 12, 2026 |
| 2835 | Sunzi's Problem | 11%(95/794) | Oct 18, 2026 |
| 2836 | Rectangular Covering | 28%(1174/4104) | Oct 20, 2026 |
| 2837 | Silver Matrix | 60%(871/1434) | Oct 18, 2026 |
| 2838 | Graph Connectivity | 26%(969/3661) | Oct 12, 2026 |
| 2839 | Convex Hull and Triangle | 14%(48/326) | Oct 18, 2026 |
| 2840 | Big Clock | 62%(6785/10853) | Oct 12, 2026 |
| 2841 | Navigation Game | 20%(143/715) | Oct 16, 2026 |
| 2842 | N-dimension Matching | 45%(126/277) | Oct 16, 2026 |
| 2843 | Cutting Cake | 26%(232/870) | Oct 16, 2026 |
| 2844 | Sum and Product | 11%(146/1268) | Oct 18, 2026 |
| 2845 | 01000001 | 31%(3541/11407) | Oct 12, 2026 |
| 2846 | The Bank of Kalii | 38%(695/1783) | Oct 12, 2026 |
| 2847 | The Cubic End | 48%(684/1406) | Oct 12, 2026 |
| 2848 | Kindergarten Graduation | 37%(300/806) | Oct 18, 2026 |
| 2849 | brainf*ck | 37%(669/1783) | Oct 12, 2026 |
| 2850 | Stacking Cylinders | 51%(649/1254) | Oct 12, 2026 |
| 2851 | No Fold'em Hold'em | 27%(44/158) | Oct 16, 2026 |
| 2852 | Model Rocket Height | 48%(117/239) | Oct 16, 2026 |
| 2853 | Sequence Sum Possibilities | 65%(4012/6122) | Oct 13, 2026 |
| 2854 | Educational Journey | 45%(257/569) | Oct 13, 2026 |
| 2855 | Go | 45%(151/331) | Oct 16, 2026 |
| 2856 | Medals | 29%(269/919) | Oct 13, 2026 |
| 2857 | Flipping Colors | 50%(406/809) | Oct 13, 2026 |
| 2858 | Crabbles | 23%(366/1552) | Oct 13, 2026 |
| 2859 | A rectangle | 24%(557/2318) | Oct 13, 2026 |
| 2860 | Block game with the Little Prince | 65%(1347/2057) | Oct 13, 2026 |
| 2861 | Cycle with 6 vertices | 38%(187/491) | Oct 16, 2026 |
| 2862 | Tornado! | 35%(474/1321) | Oct 13, 2026 |
| 2863 | Mission Impossible | 16%(35/211) | Oct 21, 2026 |
| 2864 | Pascal Library | 43%(3845/8758) | Oct 13, 2026 |
| 2865 | ICPC Strikes Again | 20%(120/581) | Oct 16, 2026 |
| 2866 | Optical Fiber | 43%(169/392) | Oct 15, 2026 |
| 2867 | Where Are My Genes | 43%(625/1422) | Oct 13, 2026 |
| 2868 | Computer DJ | 24%(308/1263) | Oct 13, 2026 |
| 2869 | P-Networks | 45%(135/299) | Oct 18, 2026 |
| 2870 | Light Up | 38%(468/1222) | Oct 13, 2026 |
| 2871 | A Simple Question of Chemistry | 65%(4885/7416) | Oct 13, 2026 |
| 2872 | Spelling Be | 31%(979/3060) | Oct 13, 2026 |
| 2873 | Apply a Cold Compress | 39%(154/390) | Oct 16, 2026 |
| 2874 | A Baron Landscape | 33%(122/369) | Oct 16, 2026 |
| 2875 | In Defence of a Garden | 34%(216/635) | Oct 13, 2026 |
| 2876 | Cantoring Along | 53%(2425/4558) | Oct 13, 2026 |
| 2877 | Chambers Ceramic Conundrum | 42%(109/254) | Oct 16, 2026 |
| 2878 | IOI Photos | 20%(52/260) | Oct 16, 2026 |
| 2879 | Vice City | 16%(50/301) | Oct 16, 2026 |
| 2880 | Fixing Codes | 17%(181/1050) | Oct 15, 2026 |
| 2881 | Wiping Words | 38%(180/469) | Oct 16, 2026 |
| 2882 | Food Cubes | 24%(711/2887) | Oct 13, 2026 |
| 2883 | Points | 33%(326/983) | Oct 13, 2026 |
| 2884 | ACM-Telecom | 13%(28/211) | Oct 16, 2026 |
| 2885 | Prince of Persia | 22%(51/224) | Oct 16, 2026 |
| 2886 | Who Gets the Most Candies? | 30%(6058/19648) | Oct 13, 2026 |
| 2887 | Big String | 22%(2305/10065) | Oct 13, 2026 |
| 2888 | Magic Bracelet | 30%(2493/8227) | Oct 13, 2026 |
| 2889 | Unique Solution | 22%(262/1145) | Oct 13, 2026 |
| 2890 | Matrix Multiplication | 29%(548/1837) | Oct 13, 2026 |
| 2891 | Strange Way to Express Integers | 32%(9094/28414) | Oct 18, 2026 |
| 2892 | Tunnel Warfare | 41%(4797/11695) | Oct 18, 2026 |
| 2893 | M × N Puzzle | 26%(1674/6205) | Oct 13, 2026 |
| 2894 | Ancient Keyboard | 55%(1779/3212) | Oct 13, 2026 |
| 2895 | Best SMS to Type | 42%(1696/3983) | Oct 13, 2026 |
| 2896 | Changing Phone Numbers | 19%(180/909) | Oct 16, 2026 |
| 2897 | Dramatic Multiplications | 42%(1069/2535) | Oct 13, 2026 |
| 2898 | Entertainment | 18%(510/2811) | Oct 13, 2026 |
| 2899 | Fortune at El Dorado | 24%(323/1311) | Oct 13, 2026 |
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