Volume 7

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Problem Set

Authors

Online Contests

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F.A.Qs
Statistical Charts

Current Contest
Past Contests
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Award Contest

Volume 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

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ID	Title	Ratio(AC/submit)	Date
1608	Banal Tickets	12%(214/1774)	2024-9-30
1627	Experiment "X": Explosions Expected	12%(93/720)	2022-2-8
1615	Merging Sequences Problem	15%(92/581)	2024-11-18
1602	Zip	18%(223/1198)	2024-9-28
1638	A number game	18%(129/682)	2023-2-16
1614	Space AI Bombs	20%(69/344)	2021-11-5
1677	Girls' Day	20%(726/3500)	2024-9-19
1667	Peg Game	21%(172/786)	2024-3-31
1605	Horse Shoe Scoring	22%(38/166)	2024-9-18
1630	Max Separation	23%(31/133)	2024-7-22
1647	One-move checkmate	23%(460/1937)	2024-7-24
1662	CoIns	23%(263/1101)	2024-9-30
1668	Taxation With Representation Overdone	24%(60/249)	2024-8-19
1670	Obstructed Rook Circuits	24%(52/211)	2024-9-23
1684	Dynamic Declaration Language (DDL)	25%(335/1336)	2024-10-31
1626	Chapayev	25%(115/457)	2024-11-20
1675	Happy Birthday!	25%(1171/4590)	2024-9-19
1654	Area	25%(6785/26242)	2024-11-15
1625	Censored!	26%(3593/13639)	2024-8-19
1600	Centipede Collisions	26%(89/331)	2024-11-15
1669	It's Logical	28%(191/680)	2024-3-28
1641	Rational Approximation	28%(54/192)	2021-12-7
1649	Market Place	29%(234/792)	2024-7-15
1648	Countryside Highway	31%(411/1316)	2024-8-14
1628	Deduction	32%(209/653)	2024-8-17
1683	Puzzlestan	32%(448/1364)	2024-7-30
1657	Distance on Chessboard	33%(9967/30127)	2024-11-17
1616	Harmonic Periods	33%(146/441)	2024-9-11
1661	Help Jimmy	33%(6998/20831)	2024-11-19
1650	Integer Approximation	33%(2375/7069)	2024-10-23
1644	To Bet or Not To Bet	33%(703/2092)	2024-11-10
1613	Cave Raider	33%(411/1215)	2023-10-6
1640	Poly-polygonal Numbers	34%(187/546)	2024-9-17
1686	Lazy Math Instructor	34%(1549/4506)	2024-11-20
1612	The Geodetic Set Problem	34%(330/951)	2024-7-20
1643	Checker's Check	34%(75/215)	2021-12-3
1639	Picnic Planning	35%(4790/13386)	2024-11-1
1679	The Unique MST	35%(18583/51909)	2024-11-13
1653	Compacting Stickers	35%(144/402)	2024-7-23
1601	Pizza Anyone?	35%(291/810)	2024-8-11
1642	Stacking Cubes	36%(639/1747)	2022-3-12
1697	The Erythea Campaign	36%(264/714)	2021-10-25
1652	Holey Cloth	37%(172/459)	2024-8-12
1690	(Your)((Term)((Project)))	38%(1443/3793)	2024-9-15
1688	Dolphin Pool	38%(207/544)	2024-5-14
1655	Balancing Act	38%(10768/27654)	2024-11-21
1660	Princess FroG	38%(485/1245)	2024-1-7
1676	What time is it?	39%(865/2209)	2024-7-21
1609	Tiling Up Blocks	39%(2554/6518)	2023-12-2
1632	Vase collection	39%(954/2429)	2024-7-26
1623	Squadtrees	39%(226/569)	2024-9-18
1678	I Love this Game!	39%(1062/2662)	2024-10-31
1673	EXOCENTER OF A TRIANGLE	40%(1574/3926)	2024-4-24
1699	Best Sequence	40%(5187/12869)	2024-11-21
1698	Alice's Chance	40%(3319/8176)	2024-10-15
1646	Double Trouble	40%(245/603)	2024-7-30
1659	Frogs' Neighborhood	40%(5957/14646)	2024-11-18
1635	Subway tree systems	40%(3793/9269)	2024-11-3
1634	Who's the boss?	41%(1309/3176)	2024-11-21
1637	Sightseeing tour	41%(4978/11969)	2024-10-23
1636	Prison rearrangement	42%(2772/6507)	2024-11-7
1607	Deck	42%(3885/9087)	2024-9-12
1622	Pushing Boxes	43%(234/539)	2021-11-16
1689	3002 Rubbery	43%(122/278)	2023-8-11
1618	Decorations	44%(495/1119)	2024-8-13
1603	Risk	44%(1607/3587)	2024-11-14
1687	Buggy Sat	45%(671/1478)	2022-3-4
1694	An Old Stone Game	45%(1774/3890)	2024-8-21
1681	Painter's Problem	46%(4298/9255)	2024-11-6
1682	Clans on the Three Gorges	46%(463/995)	2024-9-18
1619	EKG Sequence	46%(363/773)	2023-9-12
1611	The Suspects	47%(37519/79682)	2024-11-21
1633	Gladiators	47%(266/564)	2024-1-10
1621	Polly Nomials	47%(275/577)	2024-8-11
1610	Quad Trees	47%(562/1172)	2023-6-8
1645	BSP Trees	48%(121/249)	2022-12-24
1691	Painting A Board	48%(2245/4619)	2024-10-31
1672	Fully Diversified Sequences of Sets	49%(253/516)	2024-7-27
1695	Magazine Delivery	49%(1238/2517)	2024-7-24
1685	Color Tunnels	49%(330/668)	2023-6-9
1620	Phone Home	49%(413/827)	2024-10-28
1624	This Takes the Cake	51%(408/800)	2023-10-7
1629	Fillword	51%(731/1429)	2023-6-12
1606	Jugs	52%(3461/6652)	2024-10-17
1693	Counting Rectangles	52%(635/1218)	2024-7-21
1604	Just the Facts	52%(5130/9824)	2024-10-30
1671	Rhyme Schemes	52%(1235/2345)	2024-9-18
1631	Bridging signals	52%(10378/19585)	2024-11-14
1674	Sorting by Swapping	53%(5420/10183)	2024-10-17
1663	Number Steps	53%(8090/15179)	2024-11-5
1696	Space Ant	56%(4492/7937)	2024-11-5
1680	Fork() Makes Trouble	58%(407/696)	2023-6-8
1664	放苹果	58%(30754/52486)	2024-11-21
1692	Crossed Matchings	60%(2309/3845)	2024-9-18
1651	Multiplication Puzzle	60%(12463/20456)	2024-11-21
1658	Eva's Problem	61%(11882/19405)	2024-9-11
1617	Crypto Columns	61%(1732/2800)	2024-11-4
1665	Biker's Trip Odometer	62%(3691/5929)	2024-11-9
1656	Counting Black	64%(7735/11990)	2024-11-18
1666	Candy Sharing Game	64%(2904/4495)	2024-10-31

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