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IDTitleRatio(AC/submit) Date
3403"Bloody Mary"3%(27/718)2017-3-29
3491Rotated Sky Charts5%(24/428)2017-1-20
3464Approximations6%(23/366)2017-4-17
3496Word Hyphenation11%(11/95)2015-8-17
3428Formatting function14%(327/2324)2017-7-14
3471Integral Roots14%(337/2382)2017-2-3
3477System of Linear Equations14%(84/583)2017-3-28
3479RoBa Has a Second Art Gallery!15%(80/523)2017-3-3
3457Mineshaft15%(10/65)2014-5-3
3470Walls15%(301/1931)2017-7-26
3476A Game with Colored Balls15%(514/3294)2017-3-5
3409Broken line17%(296/1738)2017-3-5
3466Distance to the Prey17%(34/195)2017-4-1
3424Better security18%(340/1821)2017-2-21
3453Soccer Tournament20%(161/796)2017-2-21
3412Ray21%(435/2063)2017-2-8
3490Jumping Frogs21%(43/203)2017-3-15
3429Geometry with a ruler22%(372/1688)2016-11-25
3482‘JBC’22%(259/1174)2017-3-5
3418Quadratic Functions22%(176/795)2017-7-3
3405Convex hull22%(198/876)2017-2-20
3447Calendar of Events22%(137/605)2017-1-22
3431Texture Tile23%(396/1684)2016-4-15
3495Bitwise XOR of Arithmetic Progression23%(185/786)2017-7-24
3492Knapsack II24%(400/1632)2017-6-9
3434Terrarium24%(280/1133)2017-7-24
3465Battle25%(569/2208)2017-6-29
3441Vacation Rentals26%(231/888)2017-3-5
3408The Domino Principle26%(479/1836)2017-1-22
3499Containers26%(445/1696)2017-3-5
3473Stochastic Finite State Automaton26%(25/94)2014-8-8
3440Coin Toss27%(1067/3918)2017-7-11
3402Add a queen28%(247/877)2017-1-22
3467Cross Counting28%(440/1533)2017-5-23
3417Network28%(1481/5144)2017-7-23
3410Split convex polygon29%(187/630)2016-12-9
3489Knapsack I29%(325/1094)2017-2-21
3484Showstopper29%(658/2208)2017-7-26
3413RPG29%(534/1785)2017-7-4
3406Last digit30%(965/3166)2017-7-23
3443Team Work30%(344/1123)2016-11-28
3433Road Accident30%(24/78)2017-2-21
3472Holey Square Tiling30%(276/893)2017-2-21
3419Difference Is Beautiful31%(759/2445)2017-7-16
3468A Simple Problem with Integers31%(35090/112981)2017-7-27
3497Assemble31%(1132/3594)2017-7-26
3421X-factor Chains31%(2341/7377)2017-7-26
3474Ellipsoid32%(24/74)2014-8-8
3415Common Substrings33%(3659/11075)2017-7-26
3401String reduction33%(453/1369)2017-2-20
3430Pizza schedule33%(147/433)2016-12-9
3463Sightseeing35%(3299/9392)2017-7-26
3450Corporate Identity35%(2511/7138)2017-7-26
3475Paper-, er, Transcript-Folding Game35%(797/2260)2017-7-25
3436ACM Computer Factory35%(2853/7941)2017-7-26
3400Dropping the stones36%(658/1827)2017-2-20
3439Server Relocation36%(926/2562)2017-7-2
3442Baseball36%(114/314)2017-7-23
3411Paid Roads36%(2727/7417)2017-7-25
3494Largest Submatrix of All 1’s37%(2477/6689)2017-7-26
3455Cheesy Chess37%(150/397)2017-3-5
3446Catch the Bus!37%(55/145)2017-4-27
3478Undergraduate Instruction Evaluation38%(51/134)2017-3-3
3462Lucky Light38%(409/1054)2017-3-3
3451Money Money Money, Must Be Funny39%(174/438)2016-4-15
3461Oulipo40%(16842/41927)2017-7-27
3426Doors and... more doors40%(184/458)2017-3-5
3422Kaka's Matrix Travels40%(4039/9939)2017-7-26
3404Bridge over a rough river41%(1748/4239)2017-7-24
3486Computers42%(825/1964)2017-7-26
3414Pots42%(7527/17827)2017-7-27
3487The Stable Marriage Problem42%(1290/3033)2017-6-29
3449Geometric Shapes42%(774/1819)2017-7-23
3485Highway42%(522/1214)2017-5-14
3452Railway Transportation43%(423/983)2017-2-21
3469Dual Core CPU43%(10752/24815)2017-7-26
3437Tree Grafting43%(1089/2505)2017-7-26
3481Double Queue44%(7063/15972)2017-7-26
3435Sudoku Checker44%(838/1894)2017-7-24
3432Count Squares44%(1297/2916)2017-7-24
3459Projects44%(368/822)2017-7-17
3460Booksort45%(961/2121)2017-7-9
3420Quad Tiling45%(2030/4463)2017-7-26
3498March of the Penguins45%(2215/4860)2017-7-23
3425Customer support46%(1333/2874)2017-3-7
3448Roman Expressions46%(247/529)2017-1-9
3416Crossing46%(798/1703)2017-7-26
3407Brookebond s'en va en guerre...47%(827/1745)2017-7-24
3480John49%(1546/3134)2017-7-26
3493Chessboard Puzzle50%(269/532)2017-4-3
3456Frobenius51%(491/962)2017-3-30
3427Ecology tax52%(2498/4725)2017-7-9
3488Arne Saknussemm54%(756/1387)2017-7-20
3483Loan Scheduling54%(464/851)2017-7-20
3423Automaton optimization54%(340/621)2017-3-5
3445Elementary Additions54%(1398/2547)2017-7-6
3454Hypertheseus58%(172/295)2017-7-20
3438Look and Say60%(5776/9478)2017-7-15
3458Colour Sequence61%(772/1257)2017-7-9
3444Wavelet Compression65%(1492/2286)2017-7-20

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