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Search: IN   Find problems that your team haven't solved
IDTitleRatio(AC/submit) Date
1500Polygonal Puzzle16%(37/225)Nov 12, 2020
1501Word-Search Wonder38%(668/1721)May 26, 2025
1502MPI Maelstrom58%(12282/21157)Aug 17, 2025
1503Integer Inquiry38%(15571/40608)Jul 31, 2025
1504Adding Reversed Numbers52%(11685/22138)Aug 25, 2025
1505Copying Books30%(4274/14000)Aug 15, 2025
1506Substitution Cipher15%(212/1329)May 26, 2025
1507Commedia dell' arte37%(186/491)May 26, 2025
1508Skyscraper Floors17%(188/1056)May 24, 2025
1509Glass Beads54%(3743/6899)Aug 9, 2025
1510Hares and Foxes26%(56/208)Jul 23, 2024
1511Invitation Cards30%(14946/48392)Aug 21, 2025
1512Keeps Going and Going and ...28%(58/206)May 12, 2025
1513Scheduling Lectures42%(586/1369)Sep 27, 2024
1514Metal Cutting33%(250/747)Nov 13, 2024
1515Street Directions47%(869/1836)Aug 13, 2025
1516Parallel Deadlock33%(48/143)Nov 13, 2024
1517u Calculate e57%(12136/20995)May 19, 2025
1518Problem Bee44%(205/461)May 19, 2025
1519Digital Roots32%(10059/31012)Aug 3, 2025
1520Scramble Sort45%(1367/2974)Sep 21, 2024
1521Entropy32%(7052/21900)Aug 24, 2025
1522N-Credible Mazes50%(339/666)May 21, 2025
1523SPF42%(6096/14247)Aug 14, 2025
1524Cowculations51%(201/390)May 19, 2025
1525Hi-Q58%(153/260)May 19, 2025
1526Call Forwarding32%(148/460)May 19, 2025
1527Making the Grade55%(131/238)May 19, 2025
1528Perfection45%(6504/14357)Aug 3, 2025
1529Shipping Routes48%(304/633)May 21, 2025
1530Slurpys49%(244/491)May 21, 2025
1531Trooper of Bam0%(5/891)May 13, 2025
1532Mixed Numbers14%(135/924)Sep 19, 2024
1533Mystery12%(64/528)Oct 30, 2024
1534Terrorist Attack18%(41/221)May 21, 2025
1535Forgetful20%(185/891)Jul 16, 2024
1536Trains14%(40/282)Jan 8, 2024
1537Identifying Legal Pascal Real Constants34%(279/815)May 21, 2025
1538Extrapolation Using a Difference Table54%(174/318)May 21, 2025
1539Evaluating Simple C Expressions42%(320/745)Sep 30, 2024
1540The Finite State Text-Processing11%(33/278)May 14, 2025
1541Dart-a-Mania30%(81/267)May 18, 2025
1542DNA Translation18%(76/411)May 18, 2025
1543Perfect Cubes47%(9566/20313)May 18, 2025
1544A Puzzling Problem32%(141/433)May 18, 2025
1545Galactic Import40%(197/492)May 18, 2025
1546Basically Speaking43%(2325/5311)May 18, 2025
1547Clay Bully54%(5504/10027)Aug 3, 2025
1548Robots45%(2324/5053)Aug 24, 2025
1549Bright Bracelet23%(194/809)May 18, 2025
1550Treadmill50%(175/349)Jul 23, 2024
1551Data Mining?36%(173/478)Sep 19, 2024
1552Doubles55%(15052/27163)May 18, 2025
1553Fax Regions22%(59/260)May 18, 2025
1554Tournament Brackets37%(94/251)May 18, 2025
1555Polynomial Showdown32%(2333/7229)Aug 3, 2025
1556The Doors35%(5007/14231)Aug 17, 2025
1557Mapmaker58%(164/279)May 18, 2025
1558Board Silly50%(172/342)May 18, 2025
1559Equation Elation42%(150/354)May 18, 2025
156018 Wheeler Caravans (aka Semigroups)36%(49/134)May 18, 2025
1561Another Puzzling Problem21%(143/666)May 27, 2025
1562Oil Deposits50%(15334/30444)Aug 3, 2025
1563The Snail42%(1110/2619)May 18, 2025
1564Sum It Up50%(5349/10669)Aug 3, 2025
1565Skew Binary63%(7387/11630)May 18, 2025
1566Haiku Review60%(556/917)Aug 1, 2025
1567WIMP37%(46/122)May 5, 2025
1568Find the Winning Move46%(994/2134)May 29, 2025
1569Myacm Triangles53%(780/1450)May 29, 2025
1570Exchange Rates46%(200/434)May 30, 2025
1571Loansome Car Buyer40%(146/363)May 30, 2025
1572Automatic Editing44%(730/1629)May 30, 2025
1573Robot Motion46%(8639/18618)May 30, 2025
1574The Triangle Game51%(366/714)May 29, 2025
1575Easier Done Than Said?52%(3050/5802)Jun 22, 2025
1576Colorville39%(215/547)May 30, 2025
1577Falling Leaves52%(4144/7966)Aug 14, 2025
1578Instruens Fabulam45%(372/821)May 30, 2025
1579Function Run Fun45%(13318/29003)Aug 3, 2025
1580String Matching47%(2666/5646)Jun 27, 2025
1581A Contesting Decision56%(3451/6064)May 30, 2025
1582Which Way Do I Go?13%(76/548)Aug 1, 2025
1583Choose Your Words Carefully30%(593/1958)Aug 1, 2025
1584A Round Peg in a Ground Hole31%(3038/9764)Jun 3, 2025
1585Helping Florida21%(103/478)Jun 3, 2025
1586Three Sides Make a Triangle15%(677/4246)Jun 3, 2025
1587High and Dry16%(32/189)Jun 19, 2025
1588Reverse Roman Notation38%(295/771)May 28, 2025
1589Unix ls33%(1070/3234)May 28, 2025
1590Palindromes33%(1593/4800)Jun 4, 2025
1591M*A*S*H49%(726/1459)Aug 3, 2025
1592Postscript23%(89/373)Apr 25, 2024
1593Radar Scopes20%(55/275)May 7, 2023
1594Message Routing39%(55/140)Jan 30, 2023
1595Prime Cuts37%(4914/13063)Aug 3, 2025
1596Gears on a Board24%(42/172)Dec 10, 2024
1597Uniform Generator42%(3091/7234)Aug 19, 2025
1598Excuses, Excuses!33%(1679/4973)May 12, 2025
1599Station Balance35%(234/663)Nov 15, 2024

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