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IDTitleRatio(AC/submit) Date
3403"Bloody Mary"3%(27/733)2017-12-26
3491Rotated Sky Charts5%(25/439)2017-12-26
3464Approximations5%(23/401)2017-12-26
3496Word Hyphenation9%(11/112)2017-12-26
3457Mineshaft12%(10/77)2017-12-26
3428Formatting function14%(329/2334)2017-12-26
3471Integral Roots14%(339/2392)2017-12-26
3477System of Linear Equations14%(84/592)2017-12-26
3466Distance to the Prey14%(34/232)2017-12-26
3479RoBa Has a Second Art Gallery!14%(80/545)2017-12-26
3470Walls14%(317/2150)2018-1-18
3476A Game with Colored Balls15%(518/3339)2017-12-26
3409Broken line16%(296/1763)2017-12-26
3490Jumping Frogs18%(45/250)2018-1-15
3424Better security18%(345/1844)2017-12-26
3453Soccer Tournament19%(162/830)2018-1-16
3412Ray20%(435/2077)2017-12-26
3418Quadratic Functions21%(176/811)2017-12-26
3405Convex hull21%(198/911)2017-12-26
3474Ellipsoid21%(24/110)2017-12-26
3482‘JBC’21%(260/1184)2017-12-26
3429Geometry with a ruler22%(377/1713)2017-12-26
3447Calendar of Events22%(137/620)2017-12-26
3431Texture Tile23%(398/1696)2018-1-7
3473Stochastic Finite State Automaton23%(25/106)2017-12-26
3495Bitwise XOR of Arithmetic Progression23%(194/811)2017-12-26
3434Terrarium24%(280/1152)2017-12-26
3492Knapsack II24%(403/1644)2017-12-26
3465Battle25%(594/2328)2017-12-26
3441Vacation Rentals25%(231/903)2017-12-26
3499Containers25%(449/1739)2017-12-26
3408The Domino Principle26%(480/1844)2017-12-26
3402Add a queen27%(249/890)2017-12-26
3440Coin Toss28%(1171/4085)2018-1-13
3417Network28%(1566/5462)2018-1-18
3467Cross Counting28%(451/1565)2017-12-30
3410Split convex polygon29%(189/651)2017-12-26
3413RPG29%(537/1826)2017-12-26
3489Knapsack I29%(327/1101)2017-12-26
3484Showstopper29%(694/2334)2018-1-5
3406Last digit30%(971/3185)2018-1-16
3443Team Work30%(346/1134)2017-12-26
3433Road Accident30%(26/85)2017-12-26
3472Holey Square Tiling30%(277/902)2017-12-26
3468A Simple Problem with Integers31%(38433/123921)2018-1-18
3419Difference Is Beautiful31%(767/2456)2018-1-6
3497Assemble31%(1152/3646)2018-1-5
3421X-factor Chains31%(2484/7821)2018-1-4
3430Pizza schedule31%(147/462)2017-12-26
3452Railway Transportation32%(491/1532)2017-12-26
3478Undergraduate Instruction Evaluation32%(53/163)2017-12-26
3401String reduction32%(467/1416)2017-12-26
3415Common Substrings33%(4094/12106)2018-1-18
3450Corporate Identity34%(2665/7786)2018-1-18
3442Baseball34%(114/333)2017-12-26
3463Sightseeing35%(3403/9657)2018-1-13
3475Paper-, er, Transcript-Folding Game35%(806/2276)2018-1-12
3446Catch the Bus!35%(55/155)2017-12-26
3439Server Relocation36%(927/2571)2017-12-26
3494Largest Submatrix of All 1’s36%(2672/7408)2018-1-17
3400Dropping the stones36%(667/1845)2017-12-26
3436ACM Computer Factory36%(3147/8650)2018-1-18
3411Paid Roads37%(2945/7909)2018-1-18
3455Cheesy Chess37%(152/407)2017-12-26
3462Lucky Light38%(414/1080)2017-12-26
3426Doors and... more doors38%(184/477)2017-12-26
3451Money Money Money, Must Be Funny38%(174/447)2017-12-26
3461Oulipo40%(17905/44757)2018-1-18
3485Highway40%(535/1332)2018-1-2
3422Kaka's Matrix Travels40%(4134/10179)2018-1-13
3404Bridge over a rough river41%(1767/4294)2018-1-17
3486Computers42%(843/1989)2018-1-17
3414Pots42%(8375/19737)2018-1-18
3449Geometric Shapes42%(802/1888)2018-1-13
3487The Stable Marriage Problem42%(1323/3102)2018-1-17
3481Double Queue43%(7690/17863)2018-1-18
3469Dual Core CPU43%(11058/25628)2018-1-17
3437Tree Grafting43%(1117/2558)2018-1-16
3435Sudoku Checker44%(842/1900)2017-12-26
3432Count Squares44%(1320/2966)2018-1-7
3459Projects44%(374/835)2017-12-26
3460Booksort45%(975/2152)2018-1-5
3498March of the Penguins45%(2299/5060)2017-12-26
3420Quad Tiling45%(2127/4643)2018-1-18
3425Customer support46%(1337/2888)2017-12-27
3448Roman Expressions46%(250/540)2017-12-29
3416Crossing46%(831/1771)2017-12-26
3407Brookebond s'en va en guerre...47%(834/1764)2018-1-4
3493Chessboard Puzzle48%(272/561)2017-12-26
3480John49%(1616/3255)2018-1-15
3456Frobenius50%(496/980)2017-12-26
3427Ecology tax52%(2505/4738)2017-12-26
3423Automaton optimization53%(340/631)2017-12-26
3483Loan Scheduling54%(467/863)2017-12-26
3488Arne Saknussemm54%(759/1399)2017-12-26
3445Elementary Additions54%(1404/2563)2017-12-26
3454Hypertheseus56%(176/312)2017-12-26
3438Look and Say60%(5796/9509)2018-1-8
3458Colour Sequence61%(777/1267)2017-12-26
3444Wavelet Compression65%(1498/2300)2018-1-7

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