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3738Card Game73PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Asukalt
3737UmBasketella2215PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), cyqclark
3739Special Squares263PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Doraemonok
3735Training little cats1875PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Facer
3731Escape372PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3732Paint Me Less88PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3733Shadow Area39PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3734Blocks2552PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Simon
3736Snipe the Sniper355PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), TN
3218Alignments200PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3220Context-Free Languages130PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3225Help with Intervals1551PKU 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!4415PKU Local 2007 (POJ Monthly--2007.04.28), ideas from ava, text and test cases by frkstyc
3219Binomial Coefficients2394PKU Local 2007 (POJ Monthly--2007.04.28), Ikki
3222Edge Pairing308PKU Local 2007 (POJ Monthly--2007.04.28), ufx
3221Diamond Puzzle656PKU Local 2007 (POJ Monthly--2007.04.28), wenxichang
1810Covering128POJ Monthly
1811Prime Test2896POJ Monthly
1812Zuma Game90POJ Monthly
1813Overlapped Shapes140POJ Monthly
1814Polynomial15POJ Monthly
1815Friendship1336POJ Monthly
1816Wild Words843POJ Monthly
3745Keep Contact10POJ Monthly Contest - 2009.08.23, Elaxia
3743LL’s cake91POJ Monthly Contest - 2009.08.23, Isun
3746Teacher YYF202POJ Monthly Contest - 2009.08.23, Jason
3740Easy Finding2259POJ Monthly Contest - 2009.08.23, MasterLuo
3744Scout YYF I1670POJ Monthly Contest - 2009.08.23, Simon
3747Scout YYF II242POJ Monthly Contest - 2009.08.23, Simon
3741Number System Converter145POJ Monthly Contest - 2009.08.23, wjn
3742Equivalent Polynomial384POJ Monthly Contest - 2009.08.23, wjn
3758The story of three kingdoms XI25POJ Monthly Contest - 2010.04.04, 1318dotaer
3755The Training of Chain Lightning28POJ Monthly Contest - 2010.04.04, Mars
3756Chess Game223POJ Monthly Contest - 2010.04.04, Mars
3757Simple Distributed storage system212POJ Monthly Contest - 2010.04.04, Yao Jinyu
3759Simple Distributed computing system63POJ Monthly Contest - 2010.04.04, Yao Jinyu
3721Darkterror's Combos57POJ Monthly Contest – 2009.02.22, Dagger
3722We're Going In17POJ Monthly Contest – 2009.02.22, Dagger
3717Decrypt the Dragon Scroll93POJ Monthly Contest – 2009.02.22, Facer
3718Facer's Chocolate Dream104POJ Monthly Contest – 2009.02.22, Facer
3720Occurrence of Digits1346POJ Monthly Contest – 2009.02.22, Lei Tao
3719Art of Balance151POJ Monthly Contest – 2009.02.22, Mars
3716Panda's Birthday Present905POJ Monthly Contest – 2009.02.22, Simon
3715Blue and Red521POJ Monthly Contest – 2009.02.22, Windy
3729Facer’s string317POJ Monthly Contest – 2009.04.05, Facer
3728The merchant992POJ Monthly Contest – 2009.04.05, GaoYihan
3730Ebbinghaus method58POJ Monthly Contest – 2009.04.05, geniushjs
3727Newton’s Method127POJ Monthly Contest – 2009.04.05, longpo
3724Find the parameter398POJ Monthly Contest – 2009.04.05, Simon
3726Windy's ABC191POJ Monthly Contest – 2009.04.05, windy7926778
3723Conscription3644POJ Monthly Contest – 2009.04.05, windy7926778
3725I know the k-th integer415POJ Monthly Contest – 2009.04.05, windy7926778
2438Children's Dining424POJ Monthly,anonymous
2444Partition a Matrix427POJ Monthly,c0500301036
2446Chessboard3337POJ Monthly,charlescpp
2310Cubic Tick-Tack-Toe41POJ Monthly,CHEN Shixi(xreborner)
2311Cutting Game1330POJ Monthly,CHEN Shixi(xreborner)
2233GAME AGAIN!126POJ Monthly,dodo
2442Sequence1884POJ Monthly,Guang Lin
2445Squares98POJ Monthly,Guang Lin
2236Wireless Network6716POJ Monthly,HQM
2237Can 1 Marine win 2 Zerglings?44POJ Monthly,HQM
2235Triangularize the Convex Hull33POJ Monthly,kicc
2314POJ language59POJ Monthly,kicc
2153Rank List1975POJ Monthly,Li Haoyuan
2239Selecting Courses3469POJ Monthly,Li Haoyuan
2156National Day Celebration91POJ Monthly,Loger
2152Fire660POJ Monthly,Lou Tiancheng
2154Color1800POJ Monthly,Lou Tiancheng
2155Matrix6104POJ Monthly,Lou Tiancheng
2309BST4930POJ Monthly,Minkerui
2313Sequence1222POJ Monthly,Minkerui
2443Set Operation857POJ Monthly,Minkerui
2448A New Operating System78POJ Monthly,Minkerui
2234Matches Game5068POJ Monthly,readchild
1817Traffic Jam103POJ Monthly,Southeast USA 1999
2440DNA1129POJ Monthly,Static
2447RSA399POJ Monthly,static
2452Sticks Problem1621POJ Monthly,static
2441Arrange the Bulls1235POJ Monthly,TN
2315Football Game139POJ Monthly,uni
2157Maze959POJ Monthly,Wang Yijie
2308Dearboy's Puzzle188POJ Monthly,Wang Yijie
2453An Easy Problem4130POJ Monthly,zby03
2439Disconnect the Orange!?70POJ Monthly,Zeyuan Zhu
2449Remmarguts' Date4402POJ Monthly,Zeyuan Zhu
2450A New Kind of Chess37POJ Monthly,Zeyuan Zhu
2451Uyuw's Concert1339POJ Monthly,Zeyuan Zhu
2158A Difficult Mathematics Problem101POJ Monthly,李学武
2232New Stone-Forfex-Cloth Game493POJ Monthly,汪艺杰
2151Check the difficulty of problems2251POJ Monthly,鲁小石
2238Computer Basketball Game89POJ Monthly,鲁小石
2312Battle City2065POJ Monthly,鲁小石
1659Frogs' Neighborhood3031POJ Monthly--2004.05.15 Alcyone@pku
1662CoIns183POJ Monthly--2004.05.15 BearL@pku
1661Help Jimmy3023POJ Monthly--2004.05.15 CEOI 2000
1660Princess FroG403POJ Monthly--2004.05.15 duoshute@pku
1655Balancing Act4409POJ Monthly--2004.05.15 IOI 2003 sample task
1654Area3447POJ Monthly--2004.05.15 Liu Rujia@POJ
1656Counting Black6299POJ Monthly--2004.05.15 Liu Rujia@POJ
1657Distance on Chessboard8020POJ Monthly--2004.05.15 Liu Rujia@POJ
1658Eva's Problem10069POJ Monthly--2004.05.15 Null
1682Clans on the Three Gorges300POJ Monthly--2004.06.27 epic
1675Happy Birthday!862POJ Monthly--2004.06.27 srbga@POJ
1677Girls' Day568POJ Monthly--2004.06.27 srbga@POJ
1678I Love this Game!684POJ Monthly--2004.06.27 srbga@POJ
1679The Unique MST6022POJ Monthly--2004.06.27 srbga@POJ
1680Fork() Makes Trouble282POJ Monthly--2004.06.27 srbga@POJ
1681Painter's Problem2063POJ Monthly--2004.06.27 张嘉龄
1674Sorting by Swapping3983POJ Monthly--2004.06.27 弱人
1676What time is it?554POJ Monthly--2004.06.27 鄂继明
1698Alice's Chance1859POJ Monthly--2004.07.18
1699Best Sequence1903POJ Monthly--2004.07.18
1700Crossing River4904POJ Monthly--2004.07.18
1701Dissatisfying Lift989POJ Monthly--2004.07.18
1702Eva's Balance1704POJ Monthly--2004.07.18
1703Find them, Catch them8179POJ Monthly--2004.07.18
1704Georgia and Bob2929POJ Monthly--2004.07.18
1705Generational Replacement71POJ Monthly--2004.07.18
2519Cutting Necklace78POJ Monthly--2005.07.31, CHEN Shixi
2520DNA Sequence Alignment75POJ Monthly--2005.07.31, CHEN Shixi
2518Little guys' game106POJ Monthly--2005.07.31, Huang Ninghai
2514Ridiculous Addition303POJ Monthly--2005.07.31, Islamic Azad University of Mashhad – Collegiate Coding Challenge 1
2517Cover23POJ Monthly--2005.07.31, LouTianCheng
2516Minimum Cost3089POJ Monthly--2005.07.31, Wang Yijie
2521How much did the businessman lose6823POJ Monthly--2005.07.31, Wang Yijie
2515Birthday Cake248POJ Monthly--2005.07.31, Zeyuan Zhu
2592Standard Point System105POJ Monthly--2005.08.28,anonymous
2596Dice Stacking310POJ Monthly--2005.08.28,Huang Ninghai
2598Match Throwing Game255POJ Monthly--2005.08.28,kicc
2593Max Sequence5890POJ Monthly--2005.08.28,Li Haoyuan
2594Treasure Exploration2448POJ Monthly--2005.08.28,Li Haoyuan
2591Set Definition3397POJ Monthly--2005.08.28,Static
2595Min-Max276POJ Monthly--2005.08.28,Static
2597Line Segment Erase340POJ Monthly--2005.08.28,Static
2748Logs Stacking798POJ Monthly--2006.01.22,anonymous
2751Saving Endeavour670POJ Monthly--2006.01.22,anonymous
2755Dominoes37POJ Monthly--2006.01.22,Loger
2750Potted Flower1320POJ Monthly--2006.01.22,Zeyuan Zhu
2752Seek the Name, Seek the Fame6595POJ Monthly--2006.01.22,Zeyuan Zhu
2753Similarity of necklaces35POJ Monthly--2006.01.22,Zeyuan Zhu
2754Similarity of necklaces 2169POJ Monthly--2006.01.22,Zeyuan Zhu
2749Building roads1394POJ Monthly--2006.01.22,zhucheng
2756Autumn is a Genius1481POJ Monthly--2006.02.26,zgl & twb
2757Beautiful Numbers109POJ Monthly--2006.02.26,zgl & twb
2758Checking the Text451POJ Monthly--2006.02.26,zgl & twb
2759Distributing tasks151POJ Monthly--2006.02.26,zgl & twb
2760End of Windless Days176POJ Monthly--2006.02.26,zgl & twb
2761Feed the dogs2971POJ Monthly--2006.02.26,zgl & twb
2762Going from u to v or from v to u?2811POJ Monthly--2006.02.26,zgl & twb
2763Housewife Wind1624POJ Monthly--2006.02.26,zgl & twb
2777Count Color7430POJ Monthly--2006.03.26,dodo
2778DNA Sequence2829POJ Monthly--2006.03.26,dodo
2775The Number of the Same BST412POJ Monthly--2006.03.26,newton88518
2773Happy 20062429POJ Monthly--2006.03.26,static
2780Linearity1188POJ Monthly--2006.03.26,static
2774Long Long Message5144POJ Monthly--2006.03.26,Zeyuan Zhu,"Dedicate to my great beloved mother."
2779Atom Bombs!? God!43POJ Monthly--2006.03.26,Zeyuan Zhu,Modified from NEERC2005 Area
2776Cheat at Math18POJ Monthly--2006.03.26,Zeyuan Zhu,Modified from Timus 1429
2825Perfect Permutation149POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2826An Easy Problem?!1180POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2819TN's Kingdom I - Establishment176POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2820TN's Kingdom II - Construction38POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2821TN's Kingdom III - Assassination59POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2822TN's Kingdom IV - Collapse77POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2823Sliding Window8792POJ Monthly--2006.04.28, Ikki
2824Bohemian Rhapsody18POJ Monthly--2006.04.28, TN@PKU_RPWT
2834Where Are You?169POJ Monthly--2006.05.28, Judas
2829How Many Free Dimensions?26POJ Monthly--2006.05.28, Liang, Shaochi
2827Auto-Calculation Machine341POJ Monthly--2006.05.28, Static
2830Max Sequence II84POJ Monthly--2006.05.28, Static
2833The Average2358POJ Monthly--2006.05.28, zby03
2828Buy Tickets5564POJ Monthly--2006.05.28, Zhu, Zeyuan
2831Can We Build This One?419POJ Monthly--2006.05.28, zhucheng
2832How Many Pairs?439POJ Monthly--2006.05.28, zhucheng
2843Cutting Cake129POJ Monthly--2006.06.25, Chen Xue
2837Silver Matrix562POJ Monthly--2006.06.25, Lei Tao
2840Big Clock5902POJ Monthly--2006.06.25, Lei Tao
2839Convex Hull and Triangle27POJ Monthly--2006.06.25, Long Fan
2842N-dimension Matching76POJ Monthly--2006.06.25, Long Fan
2841Navigation Game64POJ Monthly--2006.06.25, Yang Yi
2844Sum and Product72POJ Monthly--2006.06.25, Yang Yi
2838Graph Connectivity490POJ Monthly--2006.06.25, Zheng Zhao
2888Magic Bracelet993POJ Monthly--2006.07.30, cuiaoxiang
2893M × N Puzzle807POJ Monthly--2006.07.30, newton88518
2886Who Gets the Most Candies?2432POJ Monthly--2006.07.30, Sempr
2890Matrix Multiplication363POJ Monthly--2006.07.30, Static
2891Strange Way to Express Integers3359POJ Monthly--2006.07.30, Static
2892Tunnel Warfare2224POJ Monthly--2006.07.30, updog
2889Unique Solution165POJ Monthly--2006.07.30, Wang, Yijie
2887Big String1108POJ Monthly--2006.07.30, zhucheng
2982Time Travel365POJ Monthly--2006.08.27, Dagger
2983Is the Information Reliable?2254POJ Monthly--2006.08.27, Dagger
2981Deal of Fortune18POJ Monthly--2006.08.27, frkstyc
2987Firing1648POJ Monthly--2006.08.27, frkstyc
2988Function Approximation36POJ Monthly--2006.08.27, frkstyc
2986A Triangle and a Circle398POJ Monthly--2006.08.27, Rainer
2984A New Joseph Problem471POJ Monthly--2006.08.27, zcgzcgzcg
2985The k-th Largest Group1676POJ Monthly--2006.08.27, zcgzcgzcg
3015Expected Difference255POJ Monthly--2006.09.29, ACRush
3016K-Monotonic242POJ Monthly--2006.09.29, ACRush, modified from TopCoder SRM 309 KMonotonic
3012A Number from Yanghui Triangle615POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3013Big Christmas Tree2466POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3014Cake Pieces and Plates1174POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3018Giftbox735POJ Monthly--2006.09.29, sza
3019Image Rotation17POJ Monthly--2006.09.29, zby03
3017Cut the Sequence1775POJ Monthly--2006.09.29, zhucheng
3162Walking Race570POJ Monthly--2006.12.31, flymouse
3163King of Fighters86POJ Monthly--2006.12.31, flymouse
3161Numerical Integration4POJ Monthly--2006.12.31, galaxy
3164Command Network2259POJ Monthly--2006.12.31, galaxy
3159Candies4209POJ Monthly--2006.12.31, Sempr
3160Father Christmas flymouse702POJ Monthly--2006.12.31, Sempr
3165Traveling Trio19POJ Monthly--2006.12.31, Zhu, Zeyuan
3166Jumping Frog72POJ Monthly--2006.12.31, Zhu, Zeyuan
3202A Very Simple Compiler3POJ Monthly--2007.03.04, Hou, Qiming
3203Incremental Python Parsing7POJ Monthly--2007.03.04, Hou, Qiming
3204Ikki's Story I - Road Reconstruction1276POJ Monthly--2007.03.04, Ikki
3205Ikki's Story II - War with TN170POJ Monthly--2007.03.04, Ikki
3206Ikki's Story III - Rescue frkstyc!93POJ Monthly--2007.03.04, Ikki
3207Ikki's Story IV - Panda's Trick2550POJ Monthly--2007.03.04, Ikki
3209From Pythagoras to …202POJ Monthly--2007.03.04, Ikki
3208Apocalypse Someday866POJ Monthly--2007.03.04, Ikki, adapted from TCHS SRM 2 ApocalypseSomeday
3216Repairing Company1304POJ Monthly--2007.04.01, crazyb0y
3214Heap401POJ Monthly--2007.04.01, czh
3211Washing Clothes2167POJ Monthly--2007.04.01, dearboy
3215Median of Lines131POJ Monthly--2007.04.01, dearboy
3217Eugenics256POJ Monthly--2007.04.01, Huang, Jinsong
3212Rescue Alice271POJ Monthly--2007.04.01, Liu, Cheng
3210Coins4360POJ Monthly--2007.04.01, Snoopy
3213PM3811POJ Monthly--2007.04.01, zhucheng
3233Matrix Power Series5567POJ Monthly--2007.06.03, Huang, Jinsong
3240Solution to the n2 − 1 Puzzle41POJ Monthly--2007.06.03, Huang, Jinsong
3234The Kylin Den13POJ Monthly--2007.06.03, Jia, You
3236Michelle's Evaluation62POJ Monthly--2007.06.03, Jia, You
3235Super Knight35POJ Monthly--2007.06.03, Lei, Tao
3237Tree1230POJ Monthly--2007.06.03, Lei, Tao
3238A Coin Game68POJ Monthly--2007.06.03, Yao, Jinyu
3239Solution to the n Queens Puzzle1241POJ Monthly--2007.06.03, Yao, Jinyu
3245Sequence Partitioning182POJ Monthly--2007.07.08, Chen, Danqi
32423-dimensional Musical Water-fence27POJ Monthly--2007.07.08, Chen, Qifeng
3248Soldier61POJ Monthly--2007.07.08, Chen, Qifeng
3243Clever Y1007POJ Monthly--2007.07.08, Guo, Huayang
3247Robots7POJ Monthly--2007.07.08, Guo, Huayang
3246Game236POJ Monthly--2007.07.08, Wang, Dong
3244Difference between Triplets617POJ Monthly--2007.07.08, Yuan, Xinhao
3249Test for Job1526POJ Monthly--2007.07.08, 落叶飞雪
3324Lucas-Lehmer Test95POJ Monthly--2007.08.05, frkstyc
3319Dragon Slayer Qualification Exam79POJ Monthly--2007.08.05, Hooyeon Lee (ltdtl@POJ), "I like dragons"
3321Apple Tree5613POJ Monthly--2007.08.05, Huang, Jinsong
3320Jessica's Reading Problem3773POJ Monthly--2007.08.05, Jerry
3241Object Clustering421POJ Monthly--2007.08.05, Li, Haoyuan
3318Matrix Multiplication2347POJ Monthly--2007.08.05, qzc
3322Bloxorz I1371POJ Monthly--2007.08.05, Rainer
3323Bloxorz II133POJ Monthly--2007.08.05, Rainer
3372Candy Distribution2751POJ Monthly--2007.09.09, ailyanlu@zsu
3377Ferry Lanes621POJ Monthly--2007.09.09, Dagger
3371Flesch Reading Ease486POJ Monthly--2007.09.09, frkstyc
3373Changing Digits773POJ Monthly--2007.09.09, Rainer
3378Crazy Thairs1100POJ Monthly--2007.09.09, tdzl2003
3374Cake Share596POJ Monthly--2007.09.09, Updog
3375Network Connection452POJ Monthly--2007.09.09, Updog
3376Finding Palindromes373POJ Monthly--2007.09.09, Zhou Gelin, modified from POI06
3421X-factor Chains1844POJ Monthly--2007.10.06, ailyanlu@zsu
3418Quadratic Functions98POJ Monthly--2007.10.06, Amber(hupo001)@POJ
3420Quad Tiling1531POJ Monthly--2007.10.06, Dagger
3422Kaka's Matrix Travels2151POJ Monthly--2007.10.06, Huang, Jinsong
3419Difference Is Beautiful421POJ Monthly--2007.10.06, SHOIT@ZSU
3416Crossing533POJ Monthly--2007.10.06, Wang Dong
3415Common Substrings1991POJ Monthly--2007.10.06, wintokk
3417Network1225POJ Monthly--2007.10.06, Yang Mu
3464Approximations19POJ Monthly--2007.11.25, Yang Yi
3465Battle392POJ Monthly--2007.11.25, Yang Yi
3466Distance to the Prey14POJ Monthly--2007.11.25, Yang Yi
3467Cross Counting284POJ Monthly--2007.11.25, Yang Yi
3468A Simple Problem with Integers14557POJ Monthly--2007.11.25, Yang Yi
3469Dual Core CPU3501POJ Monthly--2007.11.25, Zhou Dong
3470Walls194POJ Monthly--2007.11.25, Zhou Dong
3471Integral Roots171POJ Monthly--2007.11.25, Zhou Dong
Total 280 Problems match!

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