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3738Card Game72PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Asukalt
3737UmBasketella2006PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), cyqclark
3739Special Squares262PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Doraemonok
3735Training little cats1785PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Facer
3731Escape369PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3732Paint Me Less86PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3733Shadow Area37PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3734Blocks2336PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Simon
3736Snipe the Sniper353PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), TN
3218Alignments196PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3220Context-Free Languages128PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3225Help with Intervals1516PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3223Football Game72PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc, text by Ikki
3224Go for Lab Cup!4386PKU Local 2007 (POJ Monthly--2007.04.28), ideas from ava, text and test cases by frkstyc
3219Binomial Coefficients2380PKU Local 2007 (POJ Monthly--2007.04.28), Ikki
3222Edge Pairing303PKU Local 2007 (POJ Monthly--2007.04.28), ufx
3221Diamond Puzzle645PKU Local 2007 (POJ Monthly--2007.04.28), wenxichang
1810Covering126POJ Monthly
1811Prime Test2762POJ Monthly
1812Zuma Game88POJ Monthly
1813Overlapped Shapes137POJ Monthly
1814Polynomial15POJ Monthly
1815Friendship1308POJ Monthly
1816Wild Words796POJ Monthly
3745Keep Contact9POJ Monthly Contest - 2009.08.23, Elaxia
3743LL’s cake85POJ Monthly Contest - 2009.08.23, Isun
3746Teacher YYF189POJ Monthly Contest - 2009.08.23, Jason
3740Easy Finding2226POJ Monthly Contest - 2009.08.23, MasterLuo
3744Scout YYF I1590POJ Monthly Contest - 2009.08.23, Simon
3747Scout YYF II238POJ Monthly Contest - 2009.08.23, Simon
3741Number System Converter143POJ Monthly Contest - 2009.08.23, wjn
3742Equivalent Polynomial382POJ Monthly Contest - 2009.08.23, wjn
3758The story of three kingdoms XI25POJ Monthly Contest - 2010.04.04, 1318dotaer
3755The Training of Chain Lightning27POJ Monthly Contest - 2010.04.04, Mars
3756Chess Game221POJ Monthly Contest - 2010.04.04, Mars
3757Simple Distributed storage system205POJ Monthly Contest - 2010.04.04, Yao Jinyu
3759Simple Distributed computing system62POJ Monthly Contest - 2010.04.04, Yao Jinyu
3721Darkterror's Combos56POJ Monthly Contest – 2009.02.22, Dagger
3722We're Going In14POJ Monthly Contest – 2009.02.22, Dagger
3717Decrypt the Dragon Scroll89POJ Monthly Contest – 2009.02.22, Facer
3718Facer's Chocolate Dream102POJ Monthly Contest – 2009.02.22, Facer
3720Occurrence of Digits1341POJ Monthly Contest – 2009.02.22, Lei Tao
3719Art of Balance150POJ Monthly Contest – 2009.02.22, Mars
3716Panda's Birthday Present896POJ Monthly Contest – 2009.02.22, Simon
3715Blue and Red508POJ Monthly Contest – 2009.02.22, Windy
3729Facer’s string297POJ Monthly Contest – 2009.04.05, Facer
3728The merchant923POJ Monthly Contest – 2009.04.05, GaoYihan
3730Ebbinghaus method56POJ Monthly Contest – 2009.04.05, geniushjs
3727Newton’s Method125POJ Monthly Contest – 2009.04.05, longpo
3724Find the parameter395POJ Monthly Contest – 2009.04.05, Simon
3726Windy's ABC189POJ Monthly Contest – 2009.04.05, windy7926778
3723Conscription3266POJ Monthly Contest – 2009.04.05, windy7926778
3725I know the k-th integer412POJ Monthly Contest – 2009.04.05, windy7926778
2438Children's Dining383POJ Monthly,anonymous
2444Partition a Matrix425POJ Monthly,c0500301036
2446Chessboard3232POJ Monthly,charlescpp
2310Cubic Tick-Tack-Toe40POJ Monthly,CHEN Shixi(xreborner)
2311Cutting Game1180POJ Monthly,CHEN Shixi(xreborner)
2233GAME AGAIN!124POJ Monthly,dodo
2442Sequence1745POJ Monthly,Guang Lin
2445Squares97POJ Monthly,Guang Lin
2236Wireless Network6105POJ Monthly,HQM
2237Can 1 Marine win 2 Zerglings?42POJ Monthly,HQM
2235Triangularize the Convex Hull32POJ Monthly,kicc
2314POJ language56POJ Monthly,kicc
2153Rank List1959POJ Monthly,Li Haoyuan
2239Selecting Courses3395POJ Monthly,Li Haoyuan
2156National Day Celebration83POJ Monthly,Loger
2152Fire614POJ Monthly,Lou Tiancheng
2154Color1704POJ Monthly,Lou Tiancheng
2155Matrix5779POJ Monthly,Lou Tiancheng
2309BST4834POJ Monthly,Minkerui
2313Sequence1197POJ Monthly,Minkerui
2443Set Operation799POJ Monthly,Minkerui
2448A New Operating System76POJ Monthly,Minkerui
2234Matches Game4887POJ Monthly,readchild
1817Traffic Jam90POJ Monthly,Southeast USA 1999
2440DNA1110POJ Monthly,Static
2447RSA376POJ Monthly,static
2452Sticks Problem1553POJ Monthly,static
2441Arrange the Bulls1152POJ Monthly,TN
2315Football Game112POJ Monthly,uni
2157Maze931POJ Monthly,Wang Yijie
2308Dearboy's Puzzle179POJ Monthly,Wang Yijie
2453An Easy Problem4058POJ Monthly,zby03
2439Disconnect the Orange!?68POJ Monthly,Zeyuan Zhu
2449Remmarguts' Date4024POJ Monthly,Zeyuan Zhu
2450A New Kind of Chess36POJ Monthly,Zeyuan Zhu
2451Uyuw's Concert1294POJ Monthly,Zeyuan Zhu
2158A Difficult Mathematics Problem97POJ Monthly,李学武
2232New Stone-Forfex-Cloth Game483POJ Monthly,汪艺杰
2151Check the difficulty of problems2138POJ Monthly,鲁小石
2238Computer Basketball Game86POJ Monthly,鲁小石
2312Battle City1903POJ Monthly,鲁小石
1659Frogs' Neighborhood2707POJ Monthly--2004.05.15 Alcyone@pku
1662CoIns180POJ Monthly--2004.05.15 BearL@pku
1661Help Jimmy2846POJ Monthly--2004.05.15 CEOI 2000
1660Princess FroG401POJ Monthly--2004.05.15 duoshute@pku
1655Balancing Act4039POJ Monthly--2004.05.15 IOI 2003 sample task
1654Area3329POJ Monthly--2004.05.15 Liu Rujia@POJ
1656Counting Black6257POJ Monthly--2004.05.15 Liu Rujia@POJ
1657Distance on Chessboard7976POJ Monthly--2004.05.15 Liu Rujia@POJ
1658Eva's Problem10014POJ Monthly--2004.05.15 Null
1682Clans on the Three Gorges287POJ Monthly--2004.06.27 epic
1675Happy Birthday!851POJ Monthly--2004.06.27 srbga@POJ
1677Girls' Day562POJ Monthly--2004.06.27 srbga@POJ
1678I Love this Game!669POJ Monthly--2004.06.27 srbga@POJ
1679The Unique MST5643POJ Monthly--2004.06.27 srbga@POJ
1680Fork() Makes Trouble268POJ Monthly--2004.06.27 srbga@POJ
1681Painter's Problem1994POJ Monthly--2004.06.27 张嘉龄
1674Sorting by Swapping3967POJ Monthly--2004.06.27 弱人
1676What time is it?534POJ Monthly--2004.06.27 鄂继明
1698Alice's Chance1828POJ Monthly--2004.07.18
1699Best Sequence1502POJ Monthly--2004.07.18
1700Crossing River4397POJ Monthly--2004.07.18
1701Dissatisfying Lift976POJ Monthly--2004.07.18
1702Eva's Balance1690POJ Monthly--2004.07.18
1703Find them, Catch them7637POJ Monthly--2004.07.18
1704Georgia and Bob2748POJ Monthly--2004.07.18
1705Generational Replacement68POJ Monthly--2004.07.18
2519Cutting Necklace77POJ Monthly--2005.07.31, CHEN Shixi
2520DNA Sequence Alignment73POJ Monthly--2005.07.31, CHEN Shixi
2518Little guys' game105POJ Monthly--2005.07.31, Huang Ninghai
2514Ridiculous Addition299POJ Monthly--2005.07.31, Islamic Azad University of Mashhad – Collegiate Coding Challenge 1
2517Cover22POJ Monthly--2005.07.31, LouTianCheng
2516Minimum Cost2934POJ Monthly--2005.07.31, Wang Yijie
2521How much did the businessman lose6743POJ Monthly--2005.07.31, Wang Yijie
2515Birthday Cake244POJ Monthly--2005.07.31, Zeyuan Zhu
2592Standard Point System103POJ Monthly--2005.08.28,anonymous
2596Dice Stacking308POJ Monthly--2005.08.28,Huang Ninghai
2598Match Throwing Game253POJ Monthly--2005.08.28,kicc
2593Max Sequence5798POJ Monthly--2005.08.28,Li Haoyuan
2594Treasure Exploration2282POJ Monthly--2005.08.28,Li Haoyuan
2591Set Definition3381POJ Monthly--2005.08.28,Static
2595Min-Max272POJ Monthly--2005.08.28,Static
2597Line Segment Erase336POJ Monthly--2005.08.28,Static
2748Logs Stacking796POJ Monthly--2006.01.22,anonymous
2751Saving Endeavour646POJ Monthly--2006.01.22,anonymous
2755Dominoes36POJ Monthly--2006.01.22,Loger
2750Potted Flower1273POJ Monthly--2006.01.22,Zeyuan Zhu
2752Seek the Name, Seek the Fame6169POJ Monthly--2006.01.22,Zeyuan Zhu
2753Similarity of necklaces35POJ Monthly--2006.01.22,Zeyuan Zhu
2754Similarity of necklaces 2163POJ Monthly--2006.01.22,Zeyuan Zhu
2749Building roads1354POJ Monthly--2006.01.22,zhucheng
2756Autumn is a Genius1464POJ Monthly--2006.02.26,zgl & twb
2757Beautiful Numbers108POJ Monthly--2006.02.26,zgl & twb
2758Checking the Text428POJ Monthly--2006.02.26,zgl & twb
2759Distributing tasks150POJ Monthly--2006.02.26,zgl & twb
2760End of Windless Days173POJ Monthly--2006.02.26,zgl & twb
2761Feed the dogs2908POJ Monthly--2006.02.26,zgl & twb
2762Going from u to v or from v to u?2706POJ Monthly--2006.02.26,zgl & twb
2763Housewife Wind1520POJ Monthly--2006.02.26,zgl & twb
2777Count Color6995POJ Monthly--2006.03.26,dodo
2778DNA Sequence2657POJ Monthly--2006.03.26,dodo
2775The Number of the Same BST400POJ Monthly--2006.03.26,newton88518
2773Happy 20062329POJ Monthly--2006.03.26,static
2780Linearity1182POJ Monthly--2006.03.26,static
2774Long Long Message4844POJ Monthly--2006.03.26,Zeyuan Zhu,"Dedicate to my great beloved mother."
2779Atom Bombs!? God!42POJ Monthly--2006.03.26,Zeyuan Zhu,Modified from NEERC2005 Area
2776Cheat at Math17POJ Monthly--2006.03.26,Zeyuan Zhu,Modified from Timus 1429
2825Perfect Permutation148POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2826An Easy Problem?!1107POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2819TN's Kingdom I - Establishment175POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2820TN's Kingdom II - Construction37POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2821TN's Kingdom III - Assassination46POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2822TN's Kingdom IV - Collapse76POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2823Sliding Window8199POJ Monthly--2006.04.28, Ikki
2824Bohemian Rhapsody17POJ Monthly--2006.04.28, TN@PKU_RPWT
2834Where Are You?168POJ Monthly--2006.05.28, Judas
2829How Many Free Dimensions?25POJ Monthly--2006.05.28, Liang, Shaochi
2827Auto-Calculation Machine332POJ Monthly--2006.05.28, Static
2830Max Sequence II83POJ Monthly--2006.05.28, Static
2833The Average2298POJ Monthly--2006.05.28, zby03
2828Buy Tickets5275POJ Monthly--2006.05.28, Zhu, Zeyuan
2831Can We Build This One?410POJ Monthly--2006.05.28, zhucheng
2832How Many Pairs?435POJ Monthly--2006.05.28, zhucheng
2843Cutting Cake127POJ Monthly--2006.06.25, Chen Xue
2837Silver Matrix558POJ Monthly--2006.06.25, Lei Tao
2840Big Clock5868POJ Monthly--2006.06.25, Lei Tao
2839Convex Hull and Triangle23POJ Monthly--2006.06.25, Long Fan
2842N-dimension Matching73POJ Monthly--2006.06.25, Long Fan
2841Navigation Game63POJ Monthly--2006.06.25, Yang Yi
2844Sum and Product71POJ Monthly--2006.06.25, Yang Yi
2838Graph Connectivity484POJ Monthly--2006.06.25, Zheng Zhao
2888Magic Bracelet921POJ Monthly--2006.07.30, cuiaoxiang
2893M × N Puzzle743POJ Monthly--2006.07.30, newton88518
2886Who Gets the Most Candies?2326POJ Monthly--2006.07.30, Sempr
2890Matrix Multiplication362POJ Monthly--2006.07.30, Static
2891Strange Way to Express Integers3087POJ Monthly--2006.07.30, Static
2892Tunnel Warfare2121POJ Monthly--2006.07.30, updog
2889Unique Solution164POJ Monthly--2006.07.30, Wang, Yijie
2887Big String1076POJ Monthly--2006.07.30, zhucheng
2982Time Travel363POJ Monthly--2006.08.27, Dagger
2983Is the Information Reliable?2167POJ Monthly--2006.08.27, Dagger
2981Deal of Fortune15POJ Monthly--2006.08.27, frkstyc
2987Firing1556POJ Monthly--2006.08.27, frkstyc
2988Function Approximation35POJ Monthly--2006.08.27, frkstyc
2986A Triangle and a Circle379POJ Monthly--2006.08.27, Rainer
2984A New Joseph Problem469POJ Monthly--2006.08.27, zcgzcgzcg
2985The k-th Largest Group1638POJ Monthly--2006.08.27, zcgzcgzcg
3015Expected Difference252POJ Monthly--2006.09.29, ACRush
3016K-Monotonic236POJ Monthly--2006.09.29, ACRush, modified from TopCoder SRM 309 KMonotonic
3012A Number from Yanghui Triangle610POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3013Big Christmas Tree2389POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3014Cake Pieces and Plates1162POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3018Giftbox729POJ Monthly--2006.09.29, sza
3019Image Rotation16POJ Monthly--2006.09.29, zby03
3017Cut the Sequence1645POJ Monthly--2006.09.29, zhucheng
3162Walking Race550POJ Monthly--2006.12.31, flymouse
3163King of Fighters86POJ Monthly--2006.12.31, flymouse
3161Numerical Integration4POJ Monthly--2006.12.31, galaxy
3164Command Network2176POJ Monthly--2006.12.31, galaxy
3159Candies3944POJ Monthly--2006.12.31, Sempr
3160Father Christmas flymouse670POJ Monthly--2006.12.31, Sempr
3165Traveling Trio19POJ Monthly--2006.12.31, Zhu, Zeyuan
3166Jumping Frog72POJ Monthly--2006.12.31, Zhu, Zeyuan
3202A Very Simple Compiler2POJ Monthly--2007.03.04, Hou, Qiming
3203Incremental Python Parsing6POJ Monthly--2007.03.04, Hou, Qiming
3204Ikki's Story I - Road Reconstruction1248POJ Monthly--2007.03.04, Ikki
3205Ikki's Story II - War with TN168POJ Monthly--2007.03.04, Ikki
3206Ikki's Story III - Rescue frkstyc!91POJ Monthly--2007.03.04, Ikki
3207Ikki's Story IV - Panda's Trick2469POJ Monthly--2007.03.04, Ikki
3209From Pythagoras to …201POJ Monthly--2007.03.04, Ikki
3208Apocalypse Someday755POJ Monthly--2007.03.04, Ikki, adapted from TCHS SRM 2 ApocalypseSomeday
3216Repairing Company1283POJ Monthly--2007.04.01, crazyb0y
3214Heap393POJ Monthly--2007.04.01, czh
3211Washing Clothes2129POJ Monthly--2007.04.01, dearboy
3215Median of Lines130POJ Monthly--2007.04.01, dearboy
3217Eugenics255POJ Monthly--2007.04.01, Huang, Jinsong
3212Rescue Alice267POJ Monthly--2007.04.01, Liu, Cheng
3210Coins4317POJ Monthly--2007.04.01, Snoopy
3213PM3803POJ Monthly--2007.04.01, zhucheng
3233Matrix Power Series4880POJ Monthly--2007.06.03, Huang, Jinsong
3240Solution to the n2 − 1 Puzzle40POJ Monthly--2007.06.03, Huang, Jinsong
3234The Kylin Den12POJ Monthly--2007.06.03, Jia, You
3236Michelle's Evaluation60POJ Monthly--2007.06.03, Jia, You
3235Super Knight34POJ Monthly--2007.06.03, Lei, Tao
3237Tree1171POJ Monthly--2007.06.03, Lei, Tao
3238A Coin Game66POJ Monthly--2007.06.03, Yao, Jinyu
3239Solution to the n Queens Puzzle1185POJ Monthly--2007.06.03, Yao, Jinyu
3245Sequence Partitioning177POJ Monthly--2007.07.08, Chen, Danqi
32423-dimensional Musical Water-fence27POJ Monthly--2007.07.08, Chen, Qifeng
3248Soldier60POJ Monthly--2007.07.08, Chen, Qifeng
3243Clever Y955POJ Monthly--2007.07.08, Guo, Huayang
3247Robots7POJ Monthly--2007.07.08, Guo, Huayang
3246Game224POJ Monthly--2007.07.08, Wang, Dong
3244Difference between Triplets611POJ Monthly--2007.07.08, Yuan, Xinhao
3249Test for Job1459POJ Monthly--2007.07.08, 落叶飞雪
3324Lucas-Lehmer Test94POJ Monthly--2007.08.05, frkstyc
3319Dragon Slayer Qualification Exam78POJ Monthly--2007.08.05, Hooyeon Lee (ltdtl@POJ), "I like dragons"
3321Apple Tree5056POJ Monthly--2007.08.05, Huang, Jinsong
3320Jessica's Reading Problem3298POJ Monthly--2007.08.05, Jerry
3241Object Clustering393POJ Monthly--2007.08.05, Li, Haoyuan
3318Matrix Multiplication2131POJ Monthly--2007.08.05, qzc
3322Bloxorz I1256POJ Monthly--2007.08.05, Rainer
3323Bloxorz II111POJ Monthly--2007.08.05, Rainer
3372Candy Distribution2728POJ Monthly--2007.09.09, ailyanlu@zsu
3377Ferry Lanes605POJ Monthly--2007.09.09, Dagger
3371Flesch Reading Ease471POJ Monthly--2007.09.09, frkstyc
3373Changing Digits751POJ Monthly--2007.09.09, Rainer
3378Crazy Thairs1084POJ Monthly--2007.09.09, tdzl2003
3374Cake Share593POJ Monthly--2007.09.09, Updog
3375Network Connection444POJ Monthly--2007.09.09, Updog
3376Finding Palindromes342POJ Monthly--2007.09.09, Zhou Gelin, modified from POI06
3421X-factor Chains1727POJ Monthly--2007.10.06, ailyanlu@zsu
3418Quadratic Functions95POJ Monthly--2007.10.06, Amber(hupo001)@POJ
3420Quad Tiling1463POJ Monthly--2007.10.06, Dagger
3422Kaka's Matrix Travels2046POJ Monthly--2007.10.06, Huang, Jinsong
3419Difference Is Beautiful411POJ Monthly--2007.10.06, SHOIT@ZSU
3416Crossing529POJ Monthly--2007.10.06, Wang Dong
3415Common Substrings1792POJ Monthly--2007.10.06, wintokk
3417Network963POJ Monthly--2007.10.06, Yang Mu
3464Approximations18POJ Monthly--2007.11.25, Yang Yi
3465Battle378POJ Monthly--2007.11.25, Yang Yi
3466Distance to the Prey13POJ Monthly--2007.11.25, Yang Yi
3467Cross Counting281POJ Monthly--2007.11.25, Yang Yi
3468A Simple Problem with Integers13217POJ Monthly--2007.11.25, Yang Yi
3469Dual Core CPU3273POJ Monthly--2007.11.25, Zhou Dong
3470Walls168POJ Monthly--2007.11.25, Zhou Dong
3471Integral Roots169POJ Monthly--2007.11.25, Zhou Dong
Total 280 Problems match!

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