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IDTitleRatio(AC/submit) Date
2200A Card Trick41%(371/885)May 20, 2025
2201Cartesian Tree41%(2071/4967)Aug 27, 2025
2202Strange Graph18%(164/885)Apr 15, 2024
2203Patience43%(90/209)Aug 19, 2022
2204Commuter train26%(139/532)Jan 10, 2023
2205Self-Replicating Numbers31%(257/827)Oct 20, 2023
2206Magic Multiplying Machine34%(294/849)Aug 30, 2025
2207Intuitionistic Logic10%(66/604)Apr 14, 2022
2208Pyramids32%(1245/3823)May 20, 2025
2209The King52%(4434/8384)May 20, 2025
2210Metric Time32%(967/2999)May 20, 2025
2211Photograph65%(288/437)May 20, 2025
2212Cavern39%(114/291)May 20, 2025
2213Code55%(153/277)May 20, 2025
2214Regions51%(148/288)Aug 30, 2025
2215Parliament62%(848/1366)May 19, 2025
2216Roulette25%(70/270)May 16, 2025
2217Secretary38%(962/2518)May 9, 2025
2218Does This Make Me Look Fat?45%(1394/3074)Aug 28, 2025
2219Manifest Destiny25%(71/279)May 22, 2025
2220Treasure Hunters56%(200/356)May 19, 2025
2221Frogger's For Dinner49%(101/204)Jul 19, 2024
2222Deeper Blue29%(201/676)Dec 30, 2024
2223Get Out 'Da Way!25%(59/234)May 22, 2025
2224Missing Piece 200124%(64/265)Aug 28, 2025
2225Asteroids!37%(1346/3582)Aug 18, 2024
2226Muddy Fields36%(5670/15423)Aug 18, 2025
2227The Wedding Juicer44%(1914/4312)Aug 29, 2025
2228Naptime39%(3111/7782)Dec 11, 2024
2229Sumsets35%(13257/36876)Aug 19, 2025
2230Watchcow42%(5395/12598)Aug 16, 2025
2231Moo Volume29%(7722/25795)Dec 30, 2024
2232New Stone-Forfex-Cloth Game40%(624/1531)May 2, 2025
2233GAME AGAIN!27%(179/642)Aug 28, 2025
2234Matches Game57%(8761/15366)Aug 18, 2025
2235Triangularize the Convex Hull16%(69/418)May 22, 2025
2236Wireless Network39%(27255/69042)Aug 28, 2025
2237Can 1 Marine win 2 Zerglings?16%(84/522)May 22, 2025
2238Computer Basketball Game29%(168/579)May 22, 2025
2239Selecting Courses44%(5784/13077)Mar 9, 2025
2240Arbitrage40%(15706/38870)Aug 18, 2025
2241The Tower of Babylon54%(1634/3013)May 14, 2025
2242The Circumference of the Circle55%(6836/12302)Jun 21, 2025
2243Knight Moves53%(9973/18647)Aug 19, 2025
2244Eeny Meeny Moo66%(3077/4637)Jun 27, 2025
2245Lotto62%(4709/7543)May 9, 2025
2246Matrix Chain Multiplication57%(1930/3342)Aug 18, 2025
2247Humble Numbers45%(5542/12171)May 4, 2025
2248Addition Chains48%(4506/9237)Aug 21, 2025
2249Binomial Showdown30%(7572/25006)Aug 12, 2025
2250Compromise42%(4585/10813)Aug 30, 2025
2251Dungeon Master33%(33756/99561)Aug 30, 2025
2252Equation Solver47%(400/839)Aug 26, 2025
2253Frogger29%(29357/98656)Aug 30, 2025
2254Globetrotter32%(547/1687)May 16, 2025
2255Tree Recovery59%(13990/23492)Aug 24, 2025
2256Artificial Intelligence?45%(734/1619)May 9, 2025
2257Balancing Bank Accounts46%(514/1096)May 22, 2025
2258The Settlers of Catan61%(1350/2190)May 9, 2025
2259Team Queue29%(4615/15891)Aug 25, 2025
2260Error Correction57%(5211/8992)Jun 27, 2025
2261France '9858%(796/1350)May 9, 2025
2262Goldbach's Conjecture36%(22555/61031)Aug 20, 2025
2263Heavy Cargo50%(2838/5654)May 30, 2025
2264Advanced Fruits48%(1543/3161)May 9, 2025
2265Bee Maja62%(757/1210)May 9, 2025
2266Quadtree33%(349/1033)Apr 29, 2022
2267From Dusk till Dawn or: Vladimir the Vampire30%(551/1798)Feb 17, 2024
2268Euro Cup 200050%(129/254)Jul 30, 2021
2269Friends43%(692/1596)Aug 28, 2025
2270Quadtree II or: Florida Jones strikes back47%(208/437)Aug 27, 2021
2271HTML31%(2886/9077)Aug 12, 2024
2272Bullseye47%(2948/6144)Mar 4, 2025
2273An Excel-lent Problem63%(1248/1955)Mar 4, 2025
2274The Race22%(1248/5628)Jul 25, 2025
2275Flipping Pancake44%(747/1661)Jan 29, 2025
2276Model Rocket Height55%(463/830)Nov 23, 2024
2277Region Filling15%(70/462)Mar 2, 2025
2278Histology Assistant26%(61/226)May 16, 2025
2279Mr. Young's Picture Permutations31%(1918/6099)Aug 22, 2025
2280Amphiphilic Carbon Molecules35%(642/1827)May 2, 2025
2281Link and Pop -- the Block Game21%(173/795)Dec 23, 2024
2282The Counting Problem49%(3091/6263)Aug 27, 2025
2283Different Digits26%(773/2932)Nov 6, 2024
2284That Nice Euler Circuit31%(750/2361)May 12, 2025
2285The Floor Bricks43%(218/497)Nov 24, 2024
2286The Rotation Game34%(2953/8568)Aug 25, 2025
2287Tian Ji -- The Horse Racing31%(7311/23370)Aug 18, 2025
2288Islands and Bridges26%(4169/15650)May 9, 2025
2289Jamie's Contact Groups34%(3488/10040)Aug 21, 2025
2290House Numbers24%(262/1069)Nov 19, 2024
2291Rotten Ropes64%(3602/5552)May 26, 2025
2292Optimal Keypad46%(408/869)May 26, 2025
2293Hey, Pay Day!31%(43/136)Aug 27, 2021
2294Unfoldung13%(50/373)Aug 27, 2021
2295A DP Problem30%(1186/3846)May 26, 2025
2296Map Labeler33%(855/2523)May 26, 2025
2297Balanced Chemical Equations35%(100/279)Nov 12, 2022
2298Great Circle24%(91/377)Sep 30, 2021
2299Ultra-QuickSort37%(37824/101255)Aug 18, 2025

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