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IDTitleRatio(AC/submit) Date
1900Game28%(287/1000)Jul 2, 2026
1901Hypertransmission22%(454/2033)Jan 8, 2026
1902Illumination17%(61/341)Dec 9, 2025
1903Jurassic Remains33%(783/2321)May 30, 2026
1904King's Quest36%(4305/11785)Jun 2, 2026
1905Expanding Rods26%(6313/23400)Jul 14, 2026
1906Three powers45%(2089/4592)Mar 5, 2026
1907Work Reduction35%(638/1802)Apr 2, 2026
1908Grid Speed11%(43/388)Dec 9, 2025
1909Marbles on a tree46%(905/1944)Apr 2, 2026
1910Adam's Genes12%(35/289)Jul 16, 2026
1911A Well-Formed Problem18%(90/487)Dec 9, 2025
1912A highway and the seven dwarfs19%(738/3693)Apr 2, 2026
1913Cocktails16%(102/606)Mar 5, 2026
1914Cramer's Rule24%(793/3276)Nov 20, 2025
1915Knight Moves45%(18080/39648)Jul 18, 2026
1916Rat Attack32%(372/1129)May 27, 2026
1917Automatic Poetry48%(1256/2604)Jun 3, 2026
1918Ranking List29%(528/1798)Apr 2, 2026
1919Ship Journey14%(60/428)Jun 24, 2026
1920Towers of Hanoi44%(1247/2806)Jun 12, 2026
1921Paper Cut19%(78/394)Jan 13, 2026
1922Ride to School39%(10584/26650)Jun 23, 2026
1923Fourier's Lines33%(945/2853)Dec 9, 2025
1924The Treasure20%(493/2456)Jun 27, 2026
1925Spiderman20%(1642/7989)Feb 4, 2026
1926Pollution27%(1148/4246)Nov 21, 2025
1927Area in Triangle44%(992/2227)May 22, 2026
1928The Peanuts41%(3488/8505)Jun 28, 2026
1929Calories from Fat51%(653/1265)Jun 12, 2026
1930Dead Fraction35%(2131/5955)Jul 19, 2026
1931Biometrics41%(457/1102)Apr 2, 2026
1932XYZZY28%(1347/4771)Jun 10, 2026
1933A Brief Gerrymander33%(107/322)Jan 7, 2026
1934Trip26%(2321/8913)Jul 2, 2026
1935Journey38%(967/2496)Apr 2, 2026
1936All in All41%(17402/42170)Jul 9, 2026
1937Balanced Food21%(85/399)Dec 9, 2025
1938California Jones and the Gate to Freedom38%(318/823)Nov 20, 2025
1939Diplomatic License39%(2862/7288)Dec 21, 2025
1940Polygon Programming with Ease61%(879/1429)Nov 20, 2025
1941The Sierpinski Fractal40%(2641/6453)Jun 25, 2026
1942Paths on a Grid27%(9979/35937)Jul 13, 2026
1943Hall of Fountains34%(317/907)Apr 5, 2026
1944Fiber Communications30%(1550/5131)Apr 2, 2026
1945Power Hungry Cows24%(1774/7364)May 19, 2026
1946Cow Cycling54%(1790/3272)Apr 2, 2026
1947Rebuilding Roads45%(7251/15843)Jul 14, 2026
1948Triangular Pastures33%(3435/10393)Apr 2, 2026
1949Chores46%(3613/7689)Jul 11, 2026
1950Dessert36%(2453/6767)Apr 2, 2026
1951Extra Krunch25%(1978/7806)Jul 2, 2026
1952BUY LOW, BUY LOWER35%(4524/12677)Apr 2, 2026
1953World Cup Noise43%(12006/27690)Jun 22, 2026
1954Warez Test11%(39/348)Mar 20, 2026
1955Rubik's Cube45%(381/845)Mar 22, 2026
1956Pumps and Pipes20%(51/246)Dec 9, 2025
1957Beehives28%(147/510)Dec 1, 2025
1958Strange Towers of Hanoi57%(3552/6220)Jun 12, 2026
1959Darts57%(908/1572)Nov 21, 2025
1960Time Planner19%(342/1717)Mar 5, 2026
1961Period47%(12578/26543)Jul 16, 2026
1962Corporative Network37%(1897/5042)Jul 4, 2026
1963Cave Exploration18%(93/496)May 26, 2026
1964City Game40%(2916/7254)May 20, 2026
1965Cube Root26%(408/1541)Mar 5, 2026
1966Cable TV Network47%(2994/6259)Jul 14, 2026
1967Alibaba14%(133/950)May 7, 2026
1968Booklets33%(300/886)Apr 2, 2026
1969Count on Canton58%(5803/9984)Apr 28, 2026
1970The Game25%(2082/8110)May 7, 2026
1971Parallelogram Counting34%(2507/7202)Apr 2, 2026
1972Dice Stacking61%(922/1510)Dec 9, 2025
1973Software Company42%(549/1281)Apr 2, 2026
1974The Happy Worm22%(1233/5465)Apr 2, 2026
1975Median Weight Bead50%(2281/4489)Apr 2, 2026
1976A Mini Locomotive55%(2951/5291)Jun 28, 2026
1977Odd Loving Bakers33%(711/2146)Apr 2, 2026
1978Hanafuda Shuffle57%(2495/4325)Nov 20, 2025
1979Red and Black50%(37596/74806)Jul 22, 2026
1980Unit Fraction Partition39%(1965/4927)Dec 9, 2025
1981Circle and Points35%(3461/9738)May 19, 2026
1982Water Tank34%(92/269)Dec 9, 2025
1983Name the Crossing39%(143/359)Mar 21, 2026
1984Navigation Nightmare36%(3964/10936)Jul 20, 2026
1985Cow Marathon40%(5654/13968)Jul 11, 2026
1986Distance Queries34%(7661/22470)Jul 20, 2026
1987Distance Statistics35%(1061/2965)Mar 5, 2026
1988Cube Stacking34%(13389/38531)Jul 22, 2026
1989The Cow Lineup57%(3607/6285)Apr 2, 2026
1990MooFest44%(6206/13827)Jun 23, 2026
1991Turning in Homework42%(602/1416)Apr 5, 2026
1992Jack37%(1275/3357)May 22, 2026
1993Caleidoscope44%(353/798)Apr 2, 2026
1994Logic19%(28/142)Jun 3, 2026
1995Raising Modulo Numbers56%(16122/28519)Jul 7, 2026
1996The Highest Profits43%(344/790)Jan 8, 2026
1997Word Puzzle41%(519/1263)Apr 2, 2026
1998Lloyd Fifteen Puzzle34%(269/787)Apr 2, 2026
1999Quorf23%(125/527)Jun 8, 2026

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