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IDTitleSolvedSource
3738Card Game73PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Asukalt
3737UmBasketella2560PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), cyqclark
3739Special Squares268PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Doraemonok
3735Training little cats1953PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Facer
3731Escape373PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3732Paint Me Less95PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3733Shadow Area39PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Rainer
3734Blocks2773PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Simon
3736Snipe the Sniper356PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), TN
3218Alignments206PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3220Context-Free Languages130PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3225Help with Intervals1586PKU 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!4429PKU Local 2007 (POJ Monthly--2007.04.28), ideas from ava, text and test cases by frkstyc
3219Binomial Coefficients2434PKU Local 2007 (POJ Monthly--2007.04.28), Ikki
3222Edge Pairing313PKU Local 2007 (POJ Monthly--2007.04.28), ufx
3221Diamond Puzzle663PKU Local 2007 (POJ Monthly--2007.04.28), wenxichang
1810Covering128POJ Monthly
1811Prime Test3353POJ Monthly
1812Zuma Game94POJ Monthly
1813Overlapped Shapes144POJ Monthly
1814Polynomial16POJ Monthly
1815Friendship1359POJ Monthly
1816Wild Words886POJ Monthly
3745Keep Contact10POJ Monthly Contest - 2009.08.23, Elaxia
3743LL’s cake91POJ Monthly Contest - 2009.08.23, Isun
3746Teacher YYF208POJ Monthly Contest - 2009.08.23, Jason
3740Easy Finding2284POJ Monthly Contest - 2009.08.23, MasterLuo
3744Scout YYF I1747POJ Monthly Contest - 2009.08.23, Simon
3747Scout YYF II243POJ Monthly Contest - 2009.08.23, Simon
3741Number System Converter146POJ 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 system214POJ 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 Scroll108POJ Monthly Contest – 2009.02.22, Facer
3718Facer's Chocolate Dream118POJ Monthly Contest – 2009.02.22, Facer
3720Occurrence of Digits1350POJ Monthly Contest – 2009.02.22, Lei Tao
3719Art of Balance151POJ Monthly Contest – 2009.02.22, Mars
3716Panda's Birthday Present923POJ Monthly Contest – 2009.02.22, Simon
3715Blue and Red523POJ Monthly Contest – 2009.02.22, Windy
3729Facer’s string322POJ Monthly Contest – 2009.04.05, Facer
3728The merchant1055POJ Monthly Contest – 2009.04.05, GaoYihan
3730Ebbinghaus method60POJ Monthly Contest – 2009.04.05, geniushjs
3727Newton’s Method127POJ Monthly Contest – 2009.04.05, longpo
3724Find the parameter399POJ Monthly Contest – 2009.04.05, Simon
3726Windy's ABC192POJ Monthly Contest – 2009.04.05, windy7926778
3723Conscription3938POJ Monthly Contest – 2009.04.05, windy7926778
3725I know the k-th integer421POJ Monthly Contest – 2009.04.05, windy7926778
2438Children's Dining432POJ Monthly,anonymous
2444Partition a Matrix432POJ Monthly,c0500301036
2446Chessboard3446POJ Monthly,charlescpp
2310Cubic Tick-Tack-Toe43POJ Monthly,CHEN Shixi(xreborner)
2311Cutting Game1539POJ Monthly,CHEN Shixi(xreborner)
2233GAME AGAIN!128POJ Monthly,dodo
2442Sequence2004POJ Monthly,Guang Lin
2445Squares99POJ Monthly,Guang Lin
2236Wireless Network7376POJ Monthly,HQM
2237Can 1 Marine win 2 Zerglings?48POJ Monthly,HQM
2235Triangularize the Convex Hull34POJ Monthly,kicc
2314POJ language67POJ Monthly,kicc
2153Rank List1992POJ Monthly,Li Haoyuan
2239Selecting Courses3517POJ Monthly,Li Haoyuan
2156National Day Celebration97POJ Monthly,Loger
2152Fire702POJ Monthly,Lou Tiancheng
2154Color1847POJ Monthly,Lou Tiancheng
2155Matrix6413POJ Monthly,Lou Tiancheng
2309BST5032POJ Monthly,Minkerui
2313Sequence1229POJ Monthly,Minkerui
2443Set Operation1047POJ Monthly,Minkerui
2448A New Operating System84POJ Monthly,Minkerui
2234Matches Game5197POJ Monthly,readchild
1817Traffic Jam110POJ Monthly,Southeast USA 1999
2440DNA1138POJ Monthly,Static
2447RSA410POJ Monthly,static
2452Sticks Problem1929POJ Monthly,static
2441Arrange the Bulls1304POJ Monthly,TN
2315Football Game161POJ Monthly,uni
2157Maze987POJ Monthly,Wang Yijie
2308Dearboy's Puzzle193POJ Monthly,Wang Yijie
2453An Easy Problem4182POJ Monthly,zby03
2439Disconnect the Orange!?70POJ Monthly,Zeyuan Zhu
2449Remmarguts' Date5102POJ Monthly,Zeyuan Zhu
2450A New Kind of Chess38POJ Monthly,Zeyuan Zhu
2451Uyuw's Concert1419POJ Monthly,Zeyuan Zhu
2158A Difficult Mathematics Problem103POJ Monthly,李学武
2232New Stone-Forfex-Cloth Game497POJ Monthly,汪艺杰
2151Check the difficulty of problems2323POJ Monthly,鲁小石
2238Computer Basketball Game92POJ Monthly,鲁小石
2312Battle City2331POJ Monthly,鲁小石
1659Frogs' Neighborhood3094POJ Monthly--2004.05.15 Alcyone@pku
1662CoIns190POJ Monthly--2004.05.15 BearL@pku
1661Help Jimmy3152POJ Monthly--2004.05.15 CEOI 2000
1660Princess FroG403POJ Monthly--2004.05.15 duoshute@pku
1655Balancing Act5029POJ Monthly--2004.05.15 IOI 2003 sample task
1654Area3548POJ Monthly--2004.05.15 Liu Rujia@POJ
1656Counting Black6332POJ Monthly--2004.05.15 Liu Rujia@POJ
1657Distance on Chessboard8061POJ Monthly--2004.05.15 Liu Rujia@POJ
1658Eva's Problem10130POJ Monthly--2004.05.15 Null
1682Clans on the Three Gorges308POJ Monthly--2004.06.27 epic
1675Happy Birthday!883POJ Monthly--2004.06.27 srbga@POJ
1677Girls' Day575POJ Monthly--2004.06.27 srbga@POJ
1678I Love this Game!707POJ Monthly--2004.06.27 srbga@POJ
1679The Unique MST6376POJ Monthly--2004.06.27 srbga@POJ
1680Fork() Makes Trouble295POJ Monthly--2004.06.27 srbga@POJ
1681Painter's Problem2147POJ Monthly--2004.06.27 张嘉龄
1674Sorting by Swapping4048POJ Monthly--2004.06.27 弱人
1676What time is it?625POJ Monthly--2004.06.27 鄂继明
1698Alice's Chance1887POJ Monthly--2004.07.18
1699Best Sequence3073POJ Monthly--2004.07.18
1700Crossing River6119POJ Monthly--2004.07.18
1701Dissatisfying Lift1007POJ Monthly--2004.07.18
1702Eva's Balance1723POJ Monthly--2004.07.18
1703Find them, Catch them8895POJ Monthly--2004.07.18
1704Georgia and Bob3145POJ Monthly--2004.07.18
1705Generational Replacement75POJ Monthly--2004.07.18
2519Cutting Necklace79POJ Monthly--2005.07.31, CHEN Shixi
2520DNA Sequence Alignment76POJ Monthly--2005.07.31, CHEN Shixi
2518Little guys' game108POJ Monthly--2005.07.31, Huang Ninghai
2514Ridiculous Addition306POJ Monthly--2005.07.31, Islamic Azad University of Mashhad – Collegiate Coding Challenge 1
2517Cover23POJ Monthly--2005.07.31, LouTianCheng
2516Minimum Cost3178POJ Monthly--2005.07.31, Wang Yijie
2521How much did the businessman lose6900POJ Monthly--2005.07.31, Wang Yijie
2515Birthday Cake251POJ Monthly--2005.07.31, Zeyuan Zhu
2592Standard Point System106POJ Monthly--2005.08.28,anonymous
2596Dice Stacking311POJ Monthly--2005.08.28,Huang Ninghai
2598Match Throwing Game256POJ Monthly--2005.08.28,kicc
2593Max Sequence6064POJ Monthly--2005.08.28,Li Haoyuan
2594Treasure Exploration2600POJ Monthly--2005.08.28,Li Haoyuan
2591Set Definition3433POJ Monthly--2005.08.28,Static
2595Min-Max281POJ Monthly--2005.08.28,Static
2597Line Segment Erase344POJ Monthly--2005.08.28,Static
2748Logs Stacking802POJ Monthly--2006.01.22,anonymous
2751Saving Endeavour688POJ Monthly--2006.01.22,anonymous
2755Dominoes38POJ Monthly--2006.01.22,Loger
2750Potted Flower1376POJ Monthly--2006.01.22,Zeyuan Zhu
2752Seek the Name, Seek the Fame6991POJ Monthly--2006.01.22,Zeyuan Zhu
2753Similarity of necklaces35POJ Monthly--2006.01.22,Zeyuan Zhu
2754Similarity of necklaces 2175POJ Monthly--2006.01.22,Zeyuan Zhu
2749Building roads1423POJ Monthly--2006.01.22,zhucheng
2756Autumn is a Genius1494POJ Monthly--2006.02.26,zgl & twb
2757Beautiful Numbers112POJ Monthly--2006.02.26,zgl & twb
2758Checking the Text467POJ Monthly--2006.02.26,zgl & twb
2759Distributing tasks156POJ Monthly--2006.02.26,zgl & twb
2760End of Windless Days178POJ Monthly--2006.02.26,zgl & twb
2761Feed the dogs3013POJ Monthly--2006.02.26,zgl & twb
2762Going from u to v or from v to u?2871POJ Monthly--2006.02.26,zgl & twb
2763Housewife Wind1745POJ Monthly--2006.02.26,zgl & twb
2777Count Color7910POJ Monthly--2006.03.26,dodo
2778DNA Sequence2945POJ Monthly--2006.03.26,dodo
2775The Number of the Same BST416POJ Monthly--2006.03.26,newton88518
2773Happy 20062559POJ Monthly--2006.03.26,static
2780Linearity1195POJ Monthly--2006.03.26,static
2774Long Long Message5333POJ 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 Permutation151POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2826An Easy Problem?!1269POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2819TN's Kingdom I - Establishment178POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2820TN's Kingdom II - Construction38POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2821TN's Kingdom III - Assassination72POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2822TN's Kingdom IV - Collapse77POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2823Sliding Window9514POJ Monthly--2006.04.28, Ikki
2824Bohemian Rhapsody18POJ Monthly--2006.04.28, TN@PKU_RPWT
2834Where Are You?172POJ Monthly--2006.05.28, Judas
2829How Many Free Dimensions?26POJ Monthly--2006.05.28, Liang, Shaochi
2827Auto-Calculation Machine343POJ Monthly--2006.05.28, Static
2830Max Sequence II84POJ Monthly--2006.05.28, Static
2833The Average2588POJ Monthly--2006.05.28, zby03
2828Buy Tickets5920POJ Monthly--2006.05.28, Zhu, Zeyuan
2831Can We Build This One?443POJ Monthly--2006.05.28, zhucheng
2832How Many Pairs?445POJ Monthly--2006.05.28, zhucheng
2843Cutting Cake132POJ Monthly--2006.06.25, Chen Xue
2837Silver Matrix571POJ Monthly--2006.06.25, Lei Tao
2840Big Clock5927POJ Monthly--2006.06.25, Lei Tao
2839Convex Hull and Triangle27POJ Monthly--2006.06.25, Long Fan
2842N-dimension Matching81POJ Monthly--2006.06.25, Long Fan
2841Navigation Game66POJ Monthly--2006.06.25, Yang Yi
2844Sum and Product73POJ Monthly--2006.06.25, Yang Yi
2838Graph Connectivity501POJ Monthly--2006.06.25, Zheng Zhao
2888Magic Bracelet1034POJ Monthly--2006.07.30, cuiaoxiang
2893M × N Puzzle853POJ Monthly--2006.07.30, newton88518
2886Who Gets the Most Candies?2525POJ Monthly--2006.07.30, Sempr
2890Matrix Multiplication367POJ Monthly--2006.07.30, Static
2891Strange Way to Express Integers3533POJ Monthly--2006.07.30, Static
2892Tunnel Warfare2308POJ Monthly--2006.07.30, updog
2889Unique Solution166POJ Monthly--2006.07.30, Wang, Yijie
2887Big String1178POJ Monthly--2006.07.30, zhucheng
2982Time Travel368POJ Monthly--2006.08.27, Dagger
2983Is the Information Reliable?2347POJ Monthly--2006.08.27, Dagger
2981Deal of Fortune18POJ Monthly--2006.08.27, frkstyc
2987Firing1703POJ Monthly--2006.08.27, frkstyc
2988Function Approximation37POJ Monthly--2006.08.27, frkstyc
2986A Triangle and a Circle435POJ Monthly--2006.08.27, Rainer
2984A New Joseph Problem474POJ Monthly--2006.08.27, zcgzcgzcg
2985The k-th Largest Group1732POJ Monthly--2006.08.27, zcgzcgzcg
3015Expected Difference257POJ Monthly--2006.09.29, ACRush
3016K-Monotonic257POJ Monthly--2006.09.29, ACRush, modified from TopCoder SRM 309 KMonotonic
3012A Number from Yanghui Triangle620POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3013Big Christmas Tree2525POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3014Cake Pieces and Plates1182POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3018Giftbox739POJ Monthly--2006.09.29, sza
3019Image Rotation17POJ Monthly--2006.09.29, zby03
3017Cut the Sequence1933POJ Monthly--2006.09.29, zhucheng
3162Walking Race581POJ Monthly--2006.12.31, flymouse
3163King of Fighters86POJ Monthly--2006.12.31, flymouse
3161Numerical Integration4POJ Monthly--2006.12.31, galaxy
3164Command Network2327POJ Monthly--2006.12.31, galaxy
3159Candies4461POJ Monthly--2006.12.31, Sempr
3160Father Christmas flymouse714POJ Monthly--2006.12.31, Sempr
3165Traveling Trio19POJ Monthly--2006.12.31, Zhu, Zeyuan
3166Jumping Frog73POJ Monthly--2006.12.31, Zhu, Zeyuan
3202A Very Simple Compiler3POJ Monthly--2007.03.04, Hou, Qiming
3203Incremental Python Parsing8POJ Monthly--2007.03.04, Hou, Qiming
3204Ikki's Story I - Road Reconstruction1333POJ Monthly--2007.03.04, Ikki
3205Ikki's Story II - War with TN172POJ Monthly--2007.03.04, Ikki
3206Ikki's Story III - Rescue frkstyc!94POJ Monthly--2007.03.04, Ikki
3207Ikki's Story IV - Panda's Trick2610POJ Monthly--2007.03.04, Ikki
3209From Pythagoras to …203POJ Monthly--2007.03.04, Ikki
3208Apocalypse Someday940POJ Monthly--2007.03.04, Ikki, adapted from TCHS SRM 2 ApocalypseSomeday
3216Repairing Company1335POJ Monthly--2007.04.01, crazyb0y
3214Heap438POJ Monthly--2007.04.01, czh
3211Washing Clothes2204POJ Monthly--2007.04.01, dearboy
3215Median of Lines132POJ Monthly--2007.04.01, dearboy
3217Eugenics259POJ Monthly--2007.04.01, Huang, Jinsong
3212Rescue Alice271POJ Monthly--2007.04.01, Liu, Cheng
3210Coins4403POJ Monthly--2007.04.01, Snoopy
3213PM3980POJ Monthly--2007.04.01, zhucheng
3233Matrix Power Series6924POJ Monthly--2007.06.03, Huang, Jinsong
3240Solution to the n2 − 1 Puzzle43POJ Monthly--2007.06.03, Huang, Jinsong
3234The Kylin Den14POJ Monthly--2007.06.03, Jia, You
3236Michelle's Evaluation62POJ Monthly--2007.06.03, Jia, You
3235Super Knight39POJ Monthly--2007.06.03, Lei, Tao
3237Tree1301POJ Monthly--2007.06.03, Lei, Tao
3238A Coin Game70POJ Monthly--2007.06.03, Yao, Jinyu
3239Solution to the n Queens Puzzle1267POJ Monthly--2007.06.03, Yao, Jinyu
3245Sequence Partitioning199POJ Monthly--2007.07.08, Chen, Danqi
32423-dimensional Musical Water-fence27POJ Monthly--2007.07.08, Chen, Qifeng
3248Soldier62POJ Monthly--2007.07.08, Chen, Qifeng
3243Clever Y1025POJ Monthly--2007.07.08, Guo, Huayang
3247Robots7POJ Monthly--2007.07.08, Guo, Huayang
3246Game244POJ Monthly--2007.07.08, Wang, Dong
3244Difference between Triplets622POJ Monthly--2007.07.08, Yuan, Xinhao
3249Test for Job1620POJ Monthly--2007.07.08, 落叶飞雪
3324Lucas-Lehmer Test95POJ Monthly--2007.08.05, frkstyc
3319Dragon Slayer Qualification Exam80POJ Monthly--2007.08.05, Hooyeon Lee (ltdtl@POJ), "I like dragons"
3321Apple Tree6255POJ Monthly--2007.08.05, Huang, Jinsong
3320Jessica's Reading Problem4175POJ Monthly--2007.08.05, Jerry
3241Object Clustering433POJ Monthly--2007.08.05, Li, Haoyuan
3318Matrix Multiplication3066POJ Monthly--2007.08.05, qzc
3322Bloxorz I1474POJ Monthly--2007.08.05, Rainer
3323Bloxorz II137POJ Monthly--2007.08.05, Rainer
3372Candy Distribution2768POJ Monthly--2007.09.09, ailyanlu@zsu
3377Ferry Lanes634POJ Monthly--2007.09.09, Dagger
3371Flesch Reading Ease496POJ Monthly--2007.09.09, frkstyc
3373Changing Digits790POJ Monthly--2007.09.09, Rainer
3378Crazy Thairs1107POJ Monthly--2007.09.09, tdzl2003
3374Cake Share600POJ Monthly--2007.09.09, Updog
3375Network Connection463POJ Monthly--2007.09.09, Updog
3376Finding Palindromes389POJ Monthly--2007.09.09, Zhou Gelin, modified from POI06
3421X-factor Chains1994POJ Monthly--2007.10.06, ailyanlu@zsu
3418Quadratic Functions100POJ Monthly--2007.10.06, Amber(hupo001)@POJ
3420Quad Tiling1582POJ Monthly--2007.10.06, Dagger
3422Kaka's Matrix Travels2216POJ Monthly--2007.10.06, Huang, Jinsong
3419Difference Is Beautiful460POJ Monthly--2007.10.06, SHOIT@ZSU
3416Crossing538POJ Monthly--2007.10.06, Wang Dong
3415Common Substrings2162POJ Monthly--2007.10.06, wintokk
3417Network1439POJ Monthly--2007.10.06, Yang Mu
3464Approximations19POJ Monthly--2007.11.25, Yang Yi
3465Battle404POJ Monthly--2007.11.25, Yang Yi
3466Distance to the Prey14POJ Monthly--2007.11.25, Yang Yi
3467Cross Counting288POJ Monthly--2007.11.25, Yang Yi
3468A Simple Problem with Integers15694POJ Monthly--2007.11.25, Yang Yi
3469Dual Core CPU3689POJ Monthly--2007.11.25, Zhou Dong
3470Walls207POJ Monthly--2007.11.25, Zhou Dong
3471Integral Roots171POJ Monthly--2007.11.25, Zhou Dong
Total 280 Problems match!

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