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IDTitleRatio(AC/submit) Date
1345Address Recovery5%(8/152)2022-12-29
1346Board of Directors Meeting14%(19/134)2022-8-13
1360Blue x Red = Bang9%(29/305)2022-9-1
1361JaWs15%(31/201)2022-8-28
1393Fold-up Patterns25%(39/155)2022-1-17
1357Afshung Pizza Delivery31%(55/172)2022-8-31
1333Christmas Gifts27%(64/232)2023-2-4
1347Triangle18%(69/374)2021-8-26
1397The Bulk39%(93/237)2021-8-26
1372FORCAL23%(97/410)2023-3-4
1342Tag Trees26%(116/430)2023-2-7
1311Doing Windows26%(119/447)2022-11-21
1303Byte Me!36%(123/337)2023-2-2
1369Append24%(128/518)2022-11-25
1335Digital Onion26%(142/526)2022-1-25
1301The Umbrella Problem: 205433%(143/423)2023-2-2
1358Housing Complexes36%(145/397)2022-8-26
1373L-system12%(146/1136)2021-8-26
1368Puzzle20%(154/770)2022-4-22
1399Direct Visibility41%(157/381)2022-9-17
1352Quantity of White Mice28%(164/576)2022-7-13
1355Selecting the Optimal Teaching Fiends14%(170/1154)2022-1-28
1343Rooted Trees Isomorphism26%(175/651)2022-8-17
1374Crosswords30%(177/585)2022-2-2
1341The Strongest Subchains22%(177/800)2023-2-13
1359Spacecraft Malfunction35%(179/502)2022-8-31
1334Two Mountaineers39%(181/461)2021-8-26
1378Power Cable Problem44%(188/423)2023-2-7
1367Time27%(188/684)2022-6-15
1310Nonstop Travel32%(190/583)2022-1-23
1370Gossiping34%(199/572)2022-2-1
1340The Longest Detour Problem33%(231/695)2022-1-25
1382The Proper Key35%(234/667)2021-12-6
1377Good Approximation Problem22%(236/1058)2022-2-4
1307Mapping the Route35%(239/669)2023-2-3
1366Word26%(250/945)2022-1-31
1395Cog-Wheels11%(268/2280)2022-10-21
1356Grandpa's Other Estate44%(269/601)2023-3-16
1387The Constraint Densest Submatrix23%(273/1150)2022-12-8
1344Tree Size Problem54%(282/522)2022-5-29
1371Tin Cutter33%(289/864)2022-2-2
1381Secret Code34%(293/847)2023-3-16
1348Computing15%(299/1902)2023-1-3
1304World's Worst Bus Schedule33%(307/908)2022-12-21
1336The K-League35%(317/889)2023-2-7
1388Hinge Node Problem61%(340/557)2022-12-21
1327Moving Object Recognition56%(345/607)2022-12-21
1353Color Change of Go Game Pieces60%(353/587)2022-12-21
1339poker card game34%(363/1053)2022-10-30
1394Railroad32%(400/1250)2022-2-8
1362Skew Binary55%(403/732)2023-2-22
1302Blue Gene, Jr.60%(428/710)2022-9-17
1349Coding of Permutations41%(440/1059)2022-1-27
1391Erdos Numbers25%(452/1771)2022-11-18
1337A Lazy Worker34%(465/1352)2023-1-29
1396Simple Arithmetics22%(543/2361)2022-12-4
1398Complete the sequence!49%(548/1114)2023-3-2
1332Finding Liars42%(716/1700)2023-2-4
1312Numerically Speaking52%(719/1360)2022-7-24
1314Finding Rectangles37%(732/1971)2022-9-1
1392Ouroboros Snake50%(778/1532)2023-2-27
1351Number of Locks49%(828/1681)2023-1-14
1319Pipe Fitters45%(859/1895)2023-1-28
1354Placement of Keys51%(911/1770)2022-8-1
1309Coconuts, Revisited40%(916/2237)2022-12-21
1305Fermat vs. Pythagoras56%(1114/1960)2023-3-8
1380Equipment Box26%(1181/4456)2022-8-1
1313Booklet Printing50%(1233/2445)2023-3-12
1385Lifting the Stone32%(1333/4157)2023-3-10
1375Intervals30%(1532/5067)2022-12-28
1300Door Man43%(1743/4047)2023-3-22
1320Street Numbers54%(1860/3398)2023-3-20
1329Circle Through Three Points39%(1944/4978)2022-7-9
1315Don't Get Rooked63%(1969/3122)2023-3-2
1389Area of Simple Polygons51%(2092/4058)2022-12-5
1317Do the Untwist59%(2256/3762)2023-3-12
1383Labyrinth35%(2341/6575)2023-1-9
1365Prime Land44%(2522/5695)2023-3-22
1390Blocks40%(3192/7820)2023-3-11
1331Multiply51%(3261/6315)2023-3-15
1322Chocolate26%(3459/13155)2023-2-10
1379Run Away28%(3459/11959)2023-3-21
1376Robot33%(3480/10484)2023-2-24
1350Cabric Number Problem30%(3687/12087)2022-8-8
1318Word Amalgamation47%(5296/11117)2023-2-6
1324Holedox Moving24%(5308/21686)2023-1-5
1306Combinations45%(5719/12680)2023-2-17
1386Play on Words32%(5780/17795)2023-3-22
1364King34%(5807/16986)2023-2-11
1323Game Prediction47%(6163/12875)2023-3-21
1326Mileage Bank41%(6340/15206)2023-3-15
1325Machine Schedule40%(8605/20997)2023-3-5
1384Piggy-Bank48%(9032/18516)2023-3-21
1338Ugly Numbers42%(13285/31574)2023-3-1
1316Self Numbers55%(14758/26684)2023-3-13
1308Is It A Tree?31%(16765/53366)2023-3-23
1363Rails37%(18670/49271)2023-3-16
1330Nearest Common Ancestors48%(22388/46572)2023-3-18
1328Radar Installation22%(36860/163647)2023-3-22
1321棋盘问题44%(55950/124570)2023-3-22

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