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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 |
| 3100 | Root of the Problem | 52%(6852/12974) | Oct 13, 2026 |
| 3101 | Astronomy | 23%(1678/7264) | Oct 15, 2026 |
| 3102 | Bee Garden | 24%(299/1228) | Oct 18, 2026 |
| 3103 | Cutting a Block | 50%(746/1480) | Oct 19, 2026 |
| 3104 | Drying | 23%(12468/52544) | Oct 21, 2026 |
| 3105 | Expectation | 48%(595/1238) | Oct 19, 2026 |
| 3106 | Flip and Turn | 26%(509/1927) | Oct 13, 2026 |
| 3107 | Godfather | 32%(5576/17274) | Oct 17, 2026 |
| 3108 | Horn Clauses | 17%(79/452) | Oct 19, 2026 |
| 3109 | Inner Vertices | 29%(1182/3996) | Oct 20, 2026 |
| 3110 | Jenny's First Exam | 22%(264/1163) | Oct 13, 2026 |
| 3111 | K Best | 24%(5174/21338) | Oct 18, 2026 |
| 3112 | Digital Biochemist Circuit | 42%(433/1023) | Oct 13, 2026 |
| 3113 | The Halting Problem | 15%(34/216) | Oct 16, 2026 |
| 3114 | Countries in War | 28%(1696/5962) | Oct 13, 2026 |
| 3115 | Energy × Delay | 39%(147/370) | Oct 16, 2026 |
| 3116 | MegaCheckers | 29%(53/181) | Oct 16, 2026 |
| 3117 | World Cup | 49%(4969/9988) | Oct 13, 2026 |
| 3118 | Critical Route | 33%(107/322) | Oct 16, 2026 |
| 3119 | Friends or Enemies? | 44%(205/465) | Oct 13, 2026 |
| 3120 | Sudoku | 38%(162/423) | Oct 16, 2026 |
| 3121 | The SetStack Computer | 14%(264/1874) | Oct 13, 2026 |
| 3122 | Pie | 28%(14050/49521) | Oct 18, 2026 |
| 3123 | Ticket to Ride | 42%(445/1049) | Oct 13, 2026 |
| 3124 | The Bookcase | 32%(752/2326) | Oct 13, 2026 |
| 3125 | Printer Queue | 50%(3727/7367) | Oct 13, 2026 |
| 3126 | Prime Path | 50%(28461/56228) | Oct 21, 2026 |
| 3127 | Lineland's Airport | 32%(75/231) | Oct 19, 2026 |
| 3128 | Leonardo's Notebook | 41%(1205/2873) | Oct 13, 2026 |
| 3129 | How I Wonder What You Are! | 68%(839/1216) | Oct 13, 2026 |
| 3130 | How I Mathematician Wonder What You Are! | 53%(2882/5390) | Oct 13, 2026 |
| 3131 | Cubic Eight-Puzzle | 33%(696/2096) | Oct 13, 2026 |
| 3132 | Sum of Different Primes | 60%(2375/3919) | Oct 13, 2026 |
| 3133 | Manhattan Wiring | 55%(1289/2320) | Oct 14, 2026 |
| 3134 | Power Calculus | 54%(2646/4840) | Oct 19, 2026 |
| 3135 | Polygons on the Grid | 31%(244/776) | Oct 16, 2026 |
| 3136 | The Best Name for Your Baby | 27%(101/369) | Oct 16, 2026 |
| 3137 | Enjoyable Commutation | 23%(271/1144) | Oct 16, 2026 |
| 3138 | ACM Team Selection | 49%(1047/2104) | Oct 20, 2026 |
| 3139 | Balancing the Scale | 39%(714/1821) | Oct 14, 2026 |
| 3140 | Contestants Division | 26%(3924/14578) | Oct 14, 2026 |
| 3141 | Distant Galaxy | 31%(694/2180) | Oct 14, 2026 |
| 3142 | Escape Plan | 11%(87/727) | Oct 16, 2026 |
| 3143 | False Perceptions | 8%(22/266) | Oct 21, 2026 |
| 3144 | Guarding Zion | 10%(31/299) | Oct 16, 2026 |
| 3145 | Harmony Forever | 24%(1504/6244) | Oct 13, 2026 |
| 3146 | Interesting Yang Hui Triangle | 50%(965/1925) | Oct 13, 2026 |
| 3147 | John's Canonical Difference Bound Matrices | 15%(124/817) | Oct 19, 2026 |
| 3148 | ASCII Art | 30%(252/833) | Oct 14, 2026 |
| 3149 | Billing Tables | 25%(127/502) | Oct 16, 2026 |
| 3150 | Cellular Automaton | 40%(1840/4534) | Oct 13, 2026 |
| 3151 | Driving Directions | 28%(92/319) | Oct 19, 2026 |
| 3152 | Exchange | 22%(90/397) | Oct 16, 2026 |
| 3153 | Fool's Game | 20%(36/180) | Oct 16, 2026 |
| 3154 | Graveyard | 45%(1093/2397) | Oct 14, 2026 |
| 3155 | Hard Life | 29%(3429/11800) | Oct 20, 2026 |
| 3156 | Interconnect | 31%(487/1545) | Oct 19, 2026 |
| 3157 | Java vs C++ | 27%(2266/8185) | Oct 13, 2026 |
| 3158 | Kickdown | 40%(1047/2592) | Oct 13, 2026 |
| 3159 | Candies | 28%(14710/52090) | Oct 20, 2026 |
| 3160 | Father Christmas flymouse | 31%(1578/5049) | Oct 13, 2026 |
| 3161 | Numerical Integration | 1%(7/565) | Oct 21, 2026 |
| 3162 | Walking Race | 25%(1551/6113) | Oct 14, 2026 |
| 3163 | King of Fighters | 17%(256/1474) | Oct 21, 2026 |
| 3164 | Command Network | 27%(6819/24420) | Oct 13, 2026 |
| 3165 | Traveling Trio | 18%(85/470) | Oct 21, 2026 |
| 3166 | Jumping Frog | 25%(133/513) | Oct 16, 2026 |
| 3167 | Cow Patterns | 32%(2126/6479) | Oct 14, 2026 |
| 3168 | Barn Expansion | 26%(808/3053) | Oct 14, 2026 |
| 3169 | Layout | 47%(11071/23148) | Oct 14, 2026 |
| 3170 | Knights of Ni | 38%(1172/3030) | Oct 14, 2026 |
| 3171 | Cleaning Shifts | 35%(2108/6013) | Oct 20, 2026 |
| 3172 | Scales | 27%(992/3626) | Oct 20, 2026 |
| 3173 | Parkside's Triangle | 61%(4987/8143) | Oct 14, 2026 |
| 3174 | Alignment of the Planets | 47%(1048/2207) | Oct 14, 2026 |
| 3175 | Finding Bovine Roots | 21%(1027/4826) | Oct 14, 2026 |
| 3176 | Cow Bowling | 65%(19372/29785) | Oct 19, 2026 |
| 3177 | Redundant Paths | 40%(10219/25097) | Oct 14, 2026 |
| 3178 | Roping the Field | 29%(386/1322) | Oct 14, 2026 |
| 3179 | Corral the Cows | 40%(1370/3363) | Oct 14, 2026 |
| 3180 | The Cow Prom | 55%(2282/4078) | Oct 14, 2026 |
| 3181 | Dollar Dayz | 36%(5386/14754) | Oct 16, 2026 |
| 3182 | The Grove | 46%(575/1224) | Oct 14, 2026 |
| 3183 | Stump Removal | 51%(2050/4016) | Oct 14, 2026 |
| 3184 | Finicky Grazers | 28%(530/1862) | Oct 14, 2026 |
| 3185 | The Water Bowls | 39%(3735/9574) | Oct 19, 2026 |
| 3186 | Treats for the Cows | 51%(6863/13304) | Oct 14, 2026 |
| 3187 | Backward Digit Sums | 55%(7834/14172) | Oct 14, 2026 |
| 3188 | Cellphones | 34%(354/1023) | Oct 14, 2026 |
| 3189 | Steady Cow Assignment | 34%(3026/8728) | Oct 14, 2026 |
| 3190 | Stall Reservations | 33%(9262/27349) | Oct 21, 2026 |
| 3191 | The Moronic Cowmpouter | 51%(2441/4765) | Oct 14, 2026 |
| 3192 | DNA Assembly | 42%(940/2217) | Oct 14, 2026 |
| 3193 | Cow Phrasebook | 33%(1150/3413) | Oct 14, 2026 |
| 3194 | Equidivisions | 57%(1831/3175) | Oct 14, 2026 |
| 3195 | Generalized Matrioshkas | 29%(683/2287) | Oct 14, 2026 |
| 3196 | Babylonian Roulette | 57%(347/600) | Oct 14, 2026 |
| 3197 | Continuous Fractions | 36%(414/1134) | Oct 14, 2026 |
| 3198 | Polygon Encoder | 17%(127/727) | Oct 16, 2026 |
| 3199 | Uncle Jack | 42%(2063/4877) | Oct 14, 2026 |
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