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3738Card Game69PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Asukalt
3737UmBasketella1817PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), cyqclark
3739Special Squares258PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Doraemonok
3735Training little cats1560PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Facer
3731Escape341PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3732Paint Me Less83PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3733Shadow Area34PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3734Blocks1895PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Simon
3736Snipe the Sniper348PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), TN
3218Alignments191PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3220Context-Free Languages126PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3225Help with Intervals1338PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3223Football Game69PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc, text by Ikki
3224Go for Lab Cup!4282PKU Local 2007 (POJ Monthly--2007.04.28), ideas from ava, text and test cases by frkstyc
3219Binomial Coefficients2305PKU Local 2007 (POJ Monthly--2007.04.28), Ikki
3222Edge Pairing292PKU Local 2007 (POJ Monthly--2007.04.28), ufx
3221Diamond Puzzle612PKU Local 2007 (POJ Monthly--2007.04.28), wenxichang
1810Covering122POJ Monthly
1811Prime Test2383POJ Monthly
1812Zuma Game83POJ Monthly
1813Overlapped Shapes135POJ Monthly
1814Polynomial14POJ Monthly
1815Friendship1169POJ Monthly
1816Wild Words699POJ Monthly
3745Keep Contact9POJ Monthly Contest - 2009.08.23, Elaxia
3743LL’s cake74POJ Monthly Contest - 2009.08.23, Isun
3746Teacher YYF167POJ Monthly Contest - 2009.08.23, Jason
3740Easy Finding2116POJ Monthly Contest - 2009.08.23, MasterLuo
3744Scout YYF I1302POJ Monthly Contest - 2009.08.23, Simon
3747Scout YYF II235POJ Monthly Contest - 2009.08.23, Simon
3741Number System Converter140POJ Monthly Contest - 2009.08.23, wjn
3742Equivalent Polynomial377POJ Monthly Contest - 2009.08.23, wjn
3758The story of three kingdoms XI23POJ Monthly Contest - 2010.04.04, 1318dotaer
3755The Training of Chain Lightning26POJ Monthly Contest - 2010.04.04, Mars
3756Chess Game200POJ Monthly Contest - 2010.04.04, Mars
3757Simple Distributed storage system195POJ Monthly Contest - 2010.04.04, Yao Jinyu
3759Simple Distributed computing system58POJ Monthly Contest - 2010.04.04, Yao Jinyu
3721Darkterror's Combos53POJ Monthly Contest – 2009.02.22, Dagger
3722We're Going In12POJ Monthly Contest – 2009.02.22, Dagger
3717Decrypt the Dragon Scroll81POJ Monthly Contest – 2009.02.22, Facer
3718Facer's Chocolate Dream84POJ Monthly Contest – 2009.02.22, Facer
3720Occurrence of Digits1329POJ Monthly Contest – 2009.02.22, Lei Tao
3719Art of Balance148POJ Monthly Contest – 2009.02.22, Mars
3716Panda's Birthday Present864POJ Monthly Contest – 2009.02.22, Simon
3715Blue and Red487POJ Monthly Contest – 2009.02.22, Windy
3729Facer’s string266POJ Monthly Contest – 2009.04.05, Facer
3728The merchant683POJ Monthly Contest – 2009.04.05, GaoYihan
3730Ebbinghaus method56POJ Monthly Contest – 2009.04.05, geniushjs
3727Newton’s Method123POJ Monthly Contest – 2009.04.05, longpo
3724Find the parameter390POJ Monthly Contest – 2009.04.05, Simon
3726Windy's ABC187POJ Monthly Contest – 2009.04.05, windy7926778
3723Conscription2468POJ Monthly Contest – 2009.04.05, windy7926778
3725I know the k-th integer403POJ Monthly Contest – 2009.04.05, windy7926778
2438Children's Dining343POJ Monthly,anonymous
2444Partition a Matrix373POJ Monthly,c0500301036
2446Chessboard2763POJ Monthly,charlescpp
2310Cubic Tick-Tack-Toe40POJ Monthly,CHEN Shixi(xreborner)
2311Cutting Game861POJ Monthly,CHEN Shixi(xreborner)
2233GAME AGAIN!124POJ Monthly,dodo
2442Sequence1345POJ Monthly,Guang Lin
2445Squares88POJ Monthly,Guang Lin
2236Wireless Network4739POJ Monthly,HQM
2237Can 1 Marine win 2 Zerglings?36POJ Monthly,HQM
2235Triangularize the Convex Hull31POJ Monthly,kicc
2314POJ language52POJ Monthly,kicc
2153Rank List1886POJ Monthly,Li Haoyuan
2239Selecting Courses3166POJ Monthly,Li Haoyuan
2156National Day Celebration82POJ Monthly,Loger
2152Fire468POJ Monthly,Lou Tiancheng
2154Color1423POJ Monthly,Lou Tiancheng
2155Matrix4770POJ Monthly,Lou Tiancheng
2309BST4578POJ Monthly,Minkerui
2313Sequence1146POJ Monthly,Minkerui
2443Set Operation667POJ Monthly,Minkerui
2448A New Operating System64POJ Monthly,Minkerui
2234Matches Game4338POJ Monthly,readchild
1817Traffic Jam77POJ Monthly,Southeast USA 1999
2440DNA1072POJ Monthly,Static
2447RSA354POJ Monthly,static
2452Sticks Problem1449POJ Monthly,static
2441Arrange the Bulls968POJ Monthly,TN
2315Football Game65POJ Monthly,uni
2157Maze879POJ Monthly,Wang Yijie
2308Dearboy's Puzzle127POJ Monthly,Wang Yijie
2453An Easy Problem3891POJ Monthly,zby03
2439Disconnect the Orange!?67POJ Monthly,Zeyuan Zhu
2449Remmarguts' Date2965POJ Monthly,Zeyuan Zhu
2450A New Kind of Chess36POJ Monthly,Zeyuan Zhu
2451Uyuw's Concert1110POJ Monthly,Zeyuan Zhu
2158A Difficult Mathematics Problem93POJ Monthly,李学武
2232New Stone-Forfex-Cloth Game453POJ Monthly,汪艺杰
2151Check the difficulty of problems1772POJ Monthly,鲁小石
2238Computer Basketball Game71POJ Monthly,鲁小石
2312Battle City1697POJ Monthly,鲁小石
1659Frogs' Neighborhood2491POJ Monthly--2004.05.15 Alcyone@pku
1662CoIns179POJ Monthly--2004.05.15 BearL@pku
1661Help Jimmy2317POJ Monthly--2004.05.15 CEOI 2000
1660Princess FroG398POJ Monthly--2004.05.15 duoshute@pku
1655Balancing Act3168POJ Monthly--2004.05.15 IOI 2003 sample task
1654Area3071POJ Monthly--2004.05.15 Liu Rujia@POJ
1656Counting Black6072POJ Monthly--2004.05.15 Liu Rujia@POJ
1657Distance on Chessboard7578POJ Monthly--2004.05.15 Liu Rujia@POJ
1658Eva's Problem9804POJ Monthly--2004.05.15 Null
1682Clans on the Three Gorges252POJ Monthly--2004.06.27 epic
1675Happy Birthday!821POJ Monthly--2004.06.27 srbga@POJ
1677Girls' Day540POJ Monthly--2004.06.27 srbga@POJ
1678I Love this Game!588POJ Monthly--2004.06.27 srbga@POJ
1679The Unique MST4696POJ Monthly--2004.06.27 srbga@POJ
1680Fork() Makes Trouble239POJ Monthly--2004.06.27 srbga@POJ
1681Painter's Problem1720POJ Monthly--2004.06.27 张嘉龄
1674Sorting by Swapping3907POJ Monthly--2004.06.27 弱人
1676What time is it?459POJ Monthly--2004.06.27 鄂继明
1698Alice's Chance1694POJ Monthly--2004.07.18
1699Best Sequence1341POJ Monthly--2004.07.18
1700Crossing River3589POJ Monthly--2004.07.18
1701Dissatisfying Lift936POJ Monthly--2004.07.18
1702Eva's Balance1638POJ Monthly--2004.07.18
1703Find them, Catch them6444POJ Monthly--2004.07.18
1704Georgia and Bob2184POJ Monthly--2004.07.18
1705Generational Replacement66POJ Monthly--2004.07.18
2519Cutting Necklace74POJ Monthly--2005.07.31, CHEN Shixi
2520DNA Sequence Alignment66POJ Monthly--2005.07.31, CHEN Shixi
2518Little guys' game104POJ Monthly--2005.07.31, Huang Ninghai
2514Ridiculous Addition294POJ Monthly--2005.07.31, Islamic Azad University of Mashhad – Collegiate Coding Challenge 1
2517Cover20POJ Monthly--2005.07.31, LouTianCheng
2516Minimum Cost2632POJ Monthly--2005.07.31, Wang Yijie
2521How much did the businessman lose6204POJ Monthly--2005.07.31, Wang Yijie
2515Birthday Cake237POJ Monthly--2005.07.31, Zeyuan Zhu
2592Standard Point System99POJ Monthly--2005.08.28,anonymous
2596Dice Stacking302POJ Monthly--2005.08.28,Huang Ninghai
2598Match Throwing Game247POJ Monthly--2005.08.28,kicc
2593Max Sequence5532POJ Monthly--2005.08.28,Li Haoyuan
2594Treasure Exploration2011POJ Monthly--2005.08.28,Li Haoyuan
2591Set Definition3328POJ Monthly--2005.08.28,Static
2595Min-Max261POJ Monthly--2005.08.28,Static
2597Line Segment Erase332POJ Monthly--2005.08.28,Static
2748Logs Stacking769POJ Monthly--2006.01.22,anonymous
2751Saving Endeavour542POJ Monthly--2006.01.22,anonymous
2755Dominoes34POJ Monthly--2006.01.22,Loger
2750Potted Flower1128POJ Monthly--2006.01.22,Zeyuan Zhu
2752Seek the Name, Seek the Fame5021POJ Monthly--2006.01.22,Zeyuan Zhu
2753Similarity of necklaces32POJ Monthly--2006.01.22,Zeyuan Zhu
2754Similarity of necklaces 2126POJ Monthly--2006.01.22,Zeyuan Zhu
2749Building roads1183POJ Monthly--2006.01.22,zhucheng
2756Autumn is a Genius1433POJ Monthly--2006.02.26,zgl & twb
2757Beautiful Numbers104POJ Monthly--2006.02.26,zgl & twb
2758Checking the Text366POJ Monthly--2006.02.26,zgl & twb
2759Distributing tasks146POJ Monthly--2006.02.26,zgl & twb
2760End of Windless Days138POJ Monthly--2006.02.26,zgl & twb
2761Feed the dogs2353POJ Monthly--2006.02.26,zgl & twb
2762Going from u to v or from v to u?2387POJ Monthly--2006.02.26,zgl & twb
2763Housewife Wind1054POJ Monthly--2006.02.26,zgl & twb
2777Count Color6039POJ Monthly--2006.03.26,dodo
2778DNA Sequence2205POJ Monthly--2006.03.26,dodo
2775The Number of the Same BST374POJ Monthly--2006.03.26,newton88518
2773Happy 20062036POJ Monthly--2006.03.26,static
2780Linearity1144POJ Monthly--2006.03.26,static
2774Long Long Message3785POJ 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 Permutation138POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2826An Easy Problem?!931POJ 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 - Assassination30POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2822TN's Kingdom IV - Collapse76POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2823Sliding Window6537POJ 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 Machine325POJ Monthly--2006.05.28, Static
2830Max Sequence II83POJ Monthly--2006.05.28, Static
2833The Average2108POJ Monthly--2006.05.28, zby03
2828Buy Tickets4400POJ Monthly--2006.05.28, Zhu, Zeyuan
2831Can We Build This One?348POJ Monthly--2006.05.28, zhucheng
2832How Many Pairs?426POJ Monthly--2006.05.28, zhucheng
2843Cutting Cake127POJ Monthly--2006.06.25, Chen Xue
2837Silver Matrix535POJ Monthly--2006.06.25, Lei Tao
2840Big Clock5743POJ Monthly--2006.06.25, Lei Tao
2839Convex Hull and Triangle22POJ Monthly--2006.06.25, Long Fan
2842N-dimension Matching67POJ Monthly--2006.06.25, Long Fan
2841Navigation Game54POJ Monthly--2006.06.25, Yang Yi
2844Sum and Product67POJ Monthly--2006.06.25, Yang Yi
2838Graph Connectivity475POJ Monthly--2006.06.25, Zheng Zhao
2888Magic Bracelet765POJ Monthly--2006.07.30, cuiaoxiang
2893M × N Puzzle627POJ Monthly--2006.07.30, newton88518
2886Who Gets the Most Candies?2001POJ Monthly--2006.07.30, Sempr
2890Matrix Multiplication359POJ Monthly--2006.07.30, Static
2891Strange Way to Express Integers2214POJ Monthly--2006.07.30, Static
2892Tunnel Warfare1821POJ Monthly--2006.07.30, updog
2889Unique Solution157POJ Monthly--2006.07.30, Wang, Yijie
2887Big String934POJ Monthly--2006.07.30, zhucheng
2982Time Travel361POJ Monthly--2006.08.27, Dagger
2983Is the Information Reliable?1916POJ Monthly--2006.08.27, Dagger
2981Deal of Fortune12POJ Monthly--2006.08.27, frkstyc
2987Firing1305POJ Monthly--2006.08.27, frkstyc
2988Function Approximation35POJ Monthly--2006.08.27, frkstyc
2986A Triangle and a Circle345POJ Monthly--2006.08.27, Rainer
2984A New Joseph Problem467POJ Monthly--2006.08.27, zcgzcgzcg
2985The k-th Largest Group1486POJ Monthly--2006.08.27, zcgzcgzcg
3015Expected Difference243POJ Monthly--2006.09.29, ACRush
3016K-Monotonic205POJ Monthly--2006.09.29, ACRush, modified from TopCoder SRM 309 KMonotonic
3012A Number from Yanghui Triangle602POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3013Big Christmas Tree2103POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3014Cake Pieces and Plates1139POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3018Giftbox715POJ Monthly--2006.09.29, sza
3019Image Rotation16POJ Monthly--2006.09.29, zby03
3017Cut the Sequence1366POJ Monthly--2006.09.29, zhucheng
3162Walking Race433POJ Monthly--2006.12.31, flymouse
3163King of Fighters83POJ Monthly--2006.12.31, flymouse
3161Numerical Integration3POJ Monthly--2006.12.31, galaxy
3164Command Network1889POJ Monthly--2006.12.31, galaxy
3159Candies3198POJ Monthly--2006.12.31, Sempr
3160Father Christmas flymouse586POJ Monthly--2006.12.31, Sempr
3165Traveling Trio18POJ Monthly--2006.12.31, Zhu, Zeyuan
3166Jumping Frog70POJ 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 Reconstruction1137POJ Monthly--2007.03.04, Ikki
3205Ikki's Story II - War with TN167POJ Monthly--2007.03.04, Ikki
3206Ikki's Story III - Rescue frkstyc!90POJ Monthly--2007.03.04, Ikki
3207Ikki's Story IV - Panda's Trick2083POJ Monthly--2007.03.04, Ikki
3209From Pythagoras to …197POJ Monthly--2007.03.04, Ikki
3208Apocalypse Someday514POJ Monthly--2007.03.04, Ikki, adapted from TCHS SRM 2 ApocalypseSomeday
3216Repairing Company1215POJ Monthly--2007.04.01, crazyb0y
3214Heap371POJ Monthly--2007.04.01, czh
3211Washing Clothes2014POJ Monthly--2007.04.01, dearboy
3215Median of Lines129POJ Monthly--2007.04.01, dearboy
3217Eugenics252POJ Monthly--2007.04.01, Huang, Jinsong
3212Rescue Alice266POJ Monthly--2007.04.01, Liu, Cheng
3210Coins4109POJ Monthly--2007.04.01, Snoopy
3213PM3770POJ Monthly--2007.04.01, zhucheng
3233Matrix Power Series3899POJ Monthly--2007.06.03, Huang, Jinsong
3240Solution to the n2 − 1 Puzzle39POJ Monthly--2007.06.03, Huang, Jinsong
3234The Kylin Den12POJ Monthly--2007.06.03, Jia, You
3236Michelle's Evaluation59POJ Monthly--2007.06.03, Jia, You
3235Super Knight30POJ Monthly--2007.06.03, Lei, Tao
3237Tree907POJ Monthly--2007.06.03, Lei, Tao
3238A Coin Game65POJ Monthly--2007.06.03, Yao, Jinyu
3239Solution to the n Queens Puzzle1075POJ Monthly--2007.06.03, Yao, Jinyu
3245Sequence Partitioning158POJ Monthly--2007.07.08, Chen, Danqi
32423-dimensional Musical Water-fence26POJ Monthly--2007.07.08, Chen, Qifeng
3248Soldier59POJ Monthly--2007.07.08, Chen, Qifeng
3243Clever Y748POJ Monthly--2007.07.08, Guo, Huayang
3247Robots6POJ Monthly--2007.07.08, Guo, Huayang
3246Game185POJ Monthly--2007.07.08, Wang, Dong
3244Difference between Triplets558POJ Monthly--2007.07.08, Yuan, Xinhao
3249Test for Job1294POJ Monthly--2007.07.08, 落叶飞雪
3324Lucas-Lehmer Test90POJ Monthly--2007.08.05, frkstyc
3319Dragon Slayer Qualification Exam78POJ Monthly--2007.08.05, Hooyeon Lee (ltdtl@POJ), "I like dragons"
3321Apple Tree3874POJ Monthly--2007.08.05, Huang, Jinsong
3320Jessica's Reading Problem2211POJ Monthly--2007.08.05, Jerry
3241Object Clustering306POJ Monthly--2007.08.05, Li, Haoyuan
3318Matrix Multiplication1910POJ Monthly--2007.08.05, qzc
3322Bloxorz I991POJ Monthly--2007.08.05, Rainer
3323Bloxorz II90POJ Monthly--2007.08.05, Rainer
3372Candy Distribution2632POJ Monthly--2007.09.09, ailyanlu@zsu
3377Ferry Lanes551POJ Monthly--2007.09.09, Dagger
3371Flesch Reading Ease429POJ Monthly--2007.09.09, frkstyc
3373Changing Digits670POJ Monthly--2007.09.09, Rainer
3378Crazy Thairs1034POJ Monthly--2007.09.09, tdzl2003
3374Cake Share584POJ Monthly--2007.09.09, Updog
3375Network Connection416POJ Monthly--2007.09.09, Updog
3376Finding Palindromes287POJ Monthly--2007.09.09, Zhou Gelin, modified from POI06
3421X-factor Chains1408POJ Monthly--2007.10.06, ailyanlu@zsu
3418Quadratic Functions94POJ Monthly--2007.10.06, Amber(hupo001)@POJ
3420Quad Tiling1270POJ Monthly--2007.10.06, Dagger
3422Kaka's Matrix Travels1797POJ Monthly--2007.10.06, Huang, Jinsong
3419Difference Is Beautiful374POJ Monthly--2007.10.06, SHOIT@ZSU
3416Crossing496POJ Monthly--2007.10.06, Wang Dong
3415Common Substrings1403POJ Monthly--2007.10.06, wintokk
3417Network626POJ Monthly--2007.10.06, Yang Mu
3464Approximations17POJ Monthly--2007.11.25, Yang Yi
3465Battle346POJ Monthly--2007.11.25, Yang Yi
3466Distance to the Prey13POJ Monthly--2007.11.25, Yang Yi
3467Cross Counting263POJ Monthly--2007.11.25, Yang Yi
3468A Simple Problem with Integers9914POJ Monthly--2007.11.25, Yang Yi
3469Dual Core CPU2792POJ Monthly--2007.11.25, Zhou Dong
3470Walls111POJ Monthly--2007.11.25, Zhou Dong
3471Integral Roots164POJ Monthly--2007.11.25, Zhou Dong
Total 280 Problems match!

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