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3738Card Game73PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Asukalt
3737UmBasketella2034PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), cyqclark
3739Special Squares263PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Doraemonok
3735Training little cats1815PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Facer
3731Escape369PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3732Paint Me Less87PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3733Shadow Area38PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3734Blocks2407PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Simon
3736Snipe the Sniper354PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), TN
3218Alignments197PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3220Context-Free Languages128PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3225Help with Intervals1535PKU 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!4394PKU Local 2007 (POJ Monthly--2007.04.28), ideas from ava, text and test cases by frkstyc
3219Binomial Coefficients2384PKU Local 2007 (POJ Monthly--2007.04.28), Ikki
3222Edge Pairing304PKU Local 2007 (POJ Monthly--2007.04.28), ufx
3221Diamond Puzzle648PKU Local 2007 (POJ Monthly--2007.04.28), wenxichang
1810Covering126POJ Monthly
1811Prime Test2813POJ Monthly
1812Zuma Game89POJ Monthly
1813Overlapped Shapes138POJ Monthly
1814Polynomial15POJ Monthly
1815Friendship1321POJ Monthly
1816Wild Words818POJ Monthly
3745Keep Contact10POJ Monthly Contest - 2009.08.23, Elaxia
3743LL’s cake86POJ Monthly Contest - 2009.08.23, Isun
3746Teacher YYF194POJ Monthly Contest - 2009.08.23, Jason
3740Easy Finding2244POJ Monthly Contest - 2009.08.23, MasterLuo
3744Scout YYF I1620POJ Monthly Contest - 2009.08.23, Simon
3747Scout YYF II241POJ Monthly Contest - 2009.08.23, Simon
3741Number System Converter144POJ Monthly Contest - 2009.08.23, wjn
3742Equivalent Polynomial383POJ 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 Game222POJ Monthly Contest - 2010.04.04, Mars
3757Simple Distributed storage system206POJ 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 In16POJ Monthly Contest – 2009.02.22, Dagger
3717Decrypt the Dragon Scroll90POJ Monthly Contest – 2009.02.22, Facer
3718Facer's Chocolate Dream103POJ Monthly Contest – 2009.02.22, Facer
3720Occurrence of Digits1343POJ Monthly Contest – 2009.02.22, Lei Tao
3719Art of Balance150POJ Monthly Contest – 2009.02.22, Mars
3716Panda's Birthday Present897POJ Monthly Contest – 2009.02.22, Simon
3715Blue and Red517POJ Monthly Contest – 2009.02.22, Windy
3729Facer’s string301POJ Monthly Contest – 2009.04.05, Facer
3728The merchant958POJ 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 parameter396POJ Monthly Contest – 2009.04.05, Simon
3726Windy's ABC189POJ Monthly Contest – 2009.04.05, windy7926778
3723Conscription3391POJ Monthly Contest – 2009.04.05, windy7926778
3725I know the k-th integer412POJ Monthly Contest – 2009.04.05, windy7926778
2438Children's Dining398POJ Monthly,anonymous
2444Partition a Matrix426POJ Monthly,c0500301036
2446Chessboard3293POJ Monthly,charlescpp
2310Cubic Tick-Tack-Toe40POJ Monthly,CHEN Shixi(xreborner)
2311Cutting Game1214POJ Monthly,CHEN Shixi(xreborner)
2233GAME AGAIN!124POJ Monthly,dodo
2442Sequence1810POJ Monthly,Guang Lin
2445Squares98POJ Monthly,Guang Lin
2236Wireless Network6295POJ Monthly,HQM
2237Can 1 Marine win 2 Zerglings?43POJ Monthly,HQM
2235Triangularize the Convex Hull32POJ Monthly,kicc
2314POJ language57POJ Monthly,kicc
2153Rank List1961POJ Monthly,Li Haoyuan
2239Selecting Courses3432POJ Monthly,Li Haoyuan
2156National Day Celebration84POJ Monthly,Loger
2152Fire636POJ Monthly,Lou Tiancheng
2154Color1737POJ Monthly,Lou Tiancheng
2155Matrix5879POJ Monthly,Lou Tiancheng
2309BST4859POJ Monthly,Minkerui
2313Sequence1199POJ Monthly,Minkerui
2443Set Operation822POJ Monthly,Minkerui
2448A New Operating System78POJ Monthly,Minkerui
2234Matches Game4962POJ Monthly,readchild
1817Traffic Jam93POJ Monthly,Southeast USA 1999
2440DNA1113POJ Monthly,Static
2447RSA379POJ Monthly,static
2452Sticks Problem1577POJ Monthly,static
2441Arrange the Bulls1170POJ Monthly,TN
2315Football Game120POJ Monthly,uni
2157Maze944POJ Monthly,Wang Yijie
2308Dearboy's Puzzle183POJ Monthly,Wang Yijie
2453An Easy Problem4080POJ Monthly,zby03
2439Disconnect the Orange!?69POJ Monthly,Zeyuan Zhu
2449Remmarguts' Date4137POJ Monthly,Zeyuan Zhu
2450A New Kind of Chess37POJ Monthly,Zeyuan Zhu
2451Uyuw's Concert1310POJ Monthly,Zeyuan Zhu
2158A Difficult Mathematics Problem99POJ Monthly,李学武
2232New Stone-Forfex-Cloth Game487POJ Monthly,汪艺杰
2151Check the difficulty of problems2185POJ Monthly,鲁小石
2238Computer Basketball Game87POJ Monthly,鲁小石
2312Battle City1978POJ Monthly,鲁小石
1659Frogs' Neighborhood2717POJ Monthly--2004.05.15 Alcyone@pku
1662CoIns180POJ Monthly--2004.05.15 BearL@pku
1661Help Jimmy2907POJ Monthly--2004.05.15 CEOI 2000
1660Princess FroG401POJ Monthly--2004.05.15 duoshute@pku
1655Balancing Act4147POJ Monthly--2004.05.15 IOI 2003 sample task
1654Area3374POJ Monthly--2004.05.15 Liu Rujia@POJ
1656Counting Black6269POJ Monthly--2004.05.15 Liu Rujia@POJ
1657Distance on Chessboard7992POJ Monthly--2004.05.15 Liu Rujia@POJ
1658Eva's Problem10029POJ Monthly--2004.05.15 Null
1682Clans on the Three Gorges291POJ Monthly--2004.06.27 epic
1675Happy Birthday!854POJ Monthly--2004.06.27 srbga@POJ
1677Girls' Day563POJ Monthly--2004.06.27 srbga@POJ
1678I Love this Game!673POJ Monthly--2004.06.27 srbga@POJ
1679The Unique MST5783POJ Monthly--2004.06.27 srbga@POJ
1680Fork() Makes Trouble271POJ Monthly--2004.06.27 srbga@POJ
1681Painter's Problem2030POJ Monthly--2004.06.27 张嘉龄
1674Sorting by Swapping3971POJ Monthly--2004.06.27 弱人
1676What time is it?545POJ Monthly--2004.06.27 鄂继明
1698Alice's Chance1834POJ Monthly--2004.07.18
1699Best Sequence1513POJ Monthly--2004.07.18
1700Crossing River4496POJ Monthly--2004.07.18
1701Dissatisfying Lift980POJ Monthly--2004.07.18
1702Eva's Balance1694POJ Monthly--2004.07.18
1703Find them, Catch them7822POJ Monthly--2004.07.18
1704Georgia and Bob2796POJ Monthly--2004.07.18
1705Generational Replacement69POJ Monthly--2004.07.18
2519Cutting Necklace78POJ Monthly--2005.07.31, CHEN Shixi
2520DNA Sequence Alignment74POJ Monthly--2005.07.31, CHEN Shixi
2518Little guys' game106POJ Monthly--2005.07.31, Huang Ninghai
2514Ridiculous Addition301POJ Monthly--2005.07.31, Islamic Azad University of Mashhad – Collegiate Coding Challenge 1
2517Cover23POJ Monthly--2005.07.31, LouTianCheng
2516Minimum Cost2997POJ Monthly--2005.07.31, Wang Yijie
2521How much did the businessman lose6770POJ Monthly--2005.07.31, Wang Yijie
2515Birthday Cake245POJ Monthly--2005.07.31, Zeyuan Zhu
2592Standard Point System104POJ Monthly--2005.08.28,anonymous
2596Dice Stacking309POJ Monthly--2005.08.28,Huang Ninghai
2598Match Throwing Game254POJ Monthly--2005.08.28,kicc
2593Max Sequence5821POJ Monthly--2005.08.28,Li Haoyuan
2594Treasure Exploration2356POJ Monthly--2005.08.28,Li Haoyuan
2591Set Definition3390POJ Monthly--2005.08.28,Static
2595Min-Max274POJ Monthly--2005.08.28,Static
2597Line Segment Erase339POJ Monthly--2005.08.28,Static
2748Logs Stacking796POJ Monthly--2006.01.22,anonymous
2751Saving Endeavour659POJ Monthly--2006.01.22,anonymous
2755Dominoes36POJ Monthly--2006.01.22,Loger
2750Potted Flower1287POJ Monthly--2006.01.22,Zeyuan Zhu
2752Seek the Name, Seek the Fame6304POJ Monthly--2006.01.22,Zeyuan Zhu
2753Similarity of necklaces35POJ Monthly--2006.01.22,Zeyuan Zhu
2754Similarity of necklaces 2166POJ Monthly--2006.01.22,Zeyuan Zhu
2749Building roads1369POJ Monthly--2006.01.22,zhucheng
2756Autumn is a Genius1472POJ Monthly--2006.02.26,zgl & twb
2757Beautiful Numbers108POJ Monthly--2006.02.26,zgl & twb
2758Checking the Text438POJ Monthly--2006.02.26,zgl & twb
2759Distributing tasks150POJ Monthly--2006.02.26,zgl & twb
2760End of Windless Days174POJ Monthly--2006.02.26,zgl & twb
2761Feed the dogs2939POJ Monthly--2006.02.26,zgl & twb
2762Going from u to v or from v to u?2738POJ Monthly--2006.02.26,zgl & twb
2763Housewife Wind1563POJ Monthly--2006.02.26,zgl & twb
2777Count Color7156POJ Monthly--2006.03.26,dodo
2778DNA Sequence2692POJ Monthly--2006.03.26,dodo
2775The Number of the Same BST401POJ Monthly--2006.03.26,newton88518
2773Happy 20062383POJ Monthly--2006.03.26,static
2780Linearity1184POJ Monthly--2006.03.26,static
2774Long Long Message4942POJ 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?!1141POJ 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 - Assassination48POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2822TN's Kingdom IV - Collapse76POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2823Sliding Window8471POJ Monthly--2006.04.28, Ikki
2824Bohemian Rhapsody17POJ 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 Machine339POJ Monthly--2006.05.28, Static
2830Max Sequence II84POJ Monthly--2006.05.28, Static
2833The Average2331POJ Monthly--2006.05.28, zby03
2828Buy Tickets5386POJ Monthly--2006.05.28, Zhu, Zeyuan
2831Can We Build This One?415POJ Monthly--2006.05.28, zhucheng
2832How Many Pairs?436POJ Monthly--2006.05.28, zhucheng
2843Cutting Cake128POJ Monthly--2006.06.25, Chen Xue
2837Silver Matrix560POJ Monthly--2006.06.25, Lei Tao
2840Big Clock5880POJ Monthly--2006.06.25, Lei Tao
2839Convex Hull and Triangle24POJ Monthly--2006.06.25, Long Fan
2842N-dimension Matching74POJ Monthly--2006.06.25, Long Fan
2841Navigation Game64POJ Monthly--2006.06.25, Yang Yi
2844Sum and Product72POJ Monthly--2006.06.25, Yang Yi
2838Graph Connectivity488POJ Monthly--2006.06.25, Zheng Zhao
2888Magic Bracelet941POJ Monthly--2006.07.30, cuiaoxiang
2893M × N Puzzle770POJ Monthly--2006.07.30, newton88518
2886Who Gets the Most Candies?2359POJ Monthly--2006.07.30, Sempr
2890Matrix Multiplication362POJ Monthly--2006.07.30, Static
2891Strange Way to Express Integers3209POJ Monthly--2006.07.30, Static
2892Tunnel Warfare2168POJ Monthly--2006.07.30, updog
2889Unique Solution164POJ Monthly--2006.07.30, Wang, Yijie
2887Big String1084POJ Monthly--2006.07.30, zhucheng
2982Time Travel364POJ Monthly--2006.08.27, Dagger
2983Is the Information Reliable?2195POJ Monthly--2006.08.27, Dagger
2981Deal of Fortune16POJ Monthly--2006.08.27, frkstyc
2987Firing1590POJ Monthly--2006.08.27, frkstyc
2988Function Approximation36POJ Monthly--2006.08.27, frkstyc
2986A Triangle and a Circle384POJ Monthly--2006.08.27, Rainer
2984A New Joseph Problem470POJ Monthly--2006.08.27, zcgzcgzcg
2985The k-th Largest Group1647POJ Monthly--2006.08.27, zcgzcgzcg
3015Expected Difference252POJ Monthly--2006.09.29, ACRush
3016K-Monotonic237POJ 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 Tree2425POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3014Cake Pieces and Plates1164POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3018Giftbox732POJ Monthly--2006.09.29, sza
3019Image Rotation17POJ Monthly--2006.09.29, zby03
3017Cut the Sequence1702POJ Monthly--2006.09.29, zhucheng
3162Walking Race562POJ Monthly--2006.12.31, flymouse
3163King of Fighters86POJ Monthly--2006.12.31, flymouse
3161Numerical Integration4POJ Monthly--2006.12.31, galaxy
3164Command Network2205POJ Monthly--2006.12.31, galaxy
3159Candies4028POJ Monthly--2006.12.31, Sempr
3160Father Christmas flymouse675POJ 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 Reconstruction1252POJ 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 Trick2501POJ Monthly--2007.03.04, Ikki
3209From Pythagoras to …201POJ Monthly--2007.03.04, Ikki
3208Apocalypse Someday788POJ Monthly--2007.03.04, Ikki, adapted from TCHS SRM 2 ApocalypseSomeday
3216Repairing Company1290POJ Monthly--2007.04.01, crazyb0y
3214Heap393POJ Monthly--2007.04.01, czh
3211Washing Clothes2152POJ 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
3210Coins4331POJ Monthly--2007.04.01, Snoopy
3213PM3806POJ Monthly--2007.04.01, zhucheng
3233Matrix Power Series4994POJ 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 Evaluation61POJ Monthly--2007.06.03, Jia, You
3235Super Knight35POJ Monthly--2007.06.03, Lei, Tao
3237Tree1206POJ Monthly--2007.06.03, Lei, Tao
3238A Coin Game67POJ Monthly--2007.06.03, Yao, Jinyu
3239Solution to the n Queens Puzzle1197POJ Monthly--2007.06.03, Yao, Jinyu
3245Sequence Partitioning179POJ 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 Y987POJ Monthly--2007.07.08, Guo, Huayang
3247Robots7POJ Monthly--2007.07.08, Guo, Huayang
3246Game226POJ Monthly--2007.07.08, Wang, Dong
3244Difference between Triplets614POJ Monthly--2007.07.08, Yuan, Xinhao
3249Test for Job1487POJ 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 Tree5233POJ Monthly--2007.08.05, Huang, Jinsong
3320Jessica's Reading Problem3443POJ Monthly--2007.08.05, Jerry
3241Object Clustering399POJ Monthly--2007.08.05, Li, Haoyuan
3318Matrix Multiplication2186POJ Monthly--2007.08.05, qzc
3322Bloxorz I1291POJ Monthly--2007.08.05, Rainer
3323Bloxorz II118POJ Monthly--2007.08.05, Rainer
3372Candy Distribution2742POJ Monthly--2007.09.09, ailyanlu@zsu
3377Ferry Lanes616POJ Monthly--2007.09.09, Dagger
3371Flesch Reading Ease476POJ Monthly--2007.09.09, frkstyc
3373Changing Digits755POJ Monthly--2007.09.09, Rainer
3378Crazy Thairs1087POJ Monthly--2007.09.09, tdzl2003
3374Cake Share594POJ Monthly--2007.09.09, Updog
3375Network Connection447POJ Monthly--2007.09.09, Updog
3376Finding Palindromes351POJ Monthly--2007.09.09, Zhou Gelin, modified from POI06
3421X-factor Chains1774POJ Monthly--2007.10.06, ailyanlu@zsu
3418Quadratic Functions96POJ Monthly--2007.10.06, Amber(hupo001)@POJ
3420Quad Tiling1477POJ Monthly--2007.10.06, Dagger
3422Kaka's Matrix Travels2078POJ Monthly--2007.10.06, Huang, Jinsong
3419Difference Is Beautiful414POJ Monthly--2007.10.06, SHOIT@ZSU
3416Crossing530POJ Monthly--2007.10.06, Wang Dong
3415Common Substrings1824POJ Monthly--2007.10.06, wintokk
3417Network1063POJ Monthly--2007.10.06, Yang Mu
3464Approximations18POJ Monthly--2007.11.25, Yang Yi
3465Battle384POJ 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 Integers13759POJ Monthly--2007.11.25, Yang Yi
3469Dual Core CPU3364POJ Monthly--2007.11.25, Zhou Dong
3470Walls171POJ Monthly--2007.11.25, Zhou Dong
3471Integral Roots169POJ Monthly--2007.11.25, Zhou Dong
Total 280 Problems match!

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