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IDTitleSolvedSource
3738Card Game73PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Asukalt
3737UmBasketella2660PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), cyqclark
3739Special Squares270PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Doraemonok
3735Training little cats1956PKU 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
3734Blocks2796PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Simon
3736Snipe the Sniper356PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), TN
3218Alignments210PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3220Context-Free Languages130PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3225Help with Intervals1590PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3223Football Game76PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc, text by Ikki
3224Go for Lab Cup!4433PKU Local 2007 (POJ Monthly--2007.04.28), ideas from ava, text and test cases by frkstyc
3219Binomial Coefficients2446PKU Local 2007 (POJ Monthly--2007.04.28), Ikki
3222Edge Pairing317PKU Local 2007 (POJ Monthly--2007.04.28), ufx
3221Diamond Puzzle664PKU Local 2007 (POJ Monthly--2007.04.28), wenxichang
1810Covering128POJ Monthly
1811Prime Test3475POJ Monthly
1812Zuma Game95POJ Monthly
1813Overlapped Shapes149POJ Monthly
1814Polynomial16POJ Monthly
1815Friendship1360POJ Monthly
1816Wild Words887POJ Monthly
3745Keep Contact11POJ Monthly Contest - 2009.08.23, Elaxia
3743LL’s cake91POJ Monthly Contest - 2009.08.23, Isun
3746Teacher YYF212POJ Monthly Contest - 2009.08.23, Jason
3740Easy Finding2289POJ Monthly Contest - 2009.08.23, MasterLuo
3744Scout YYF I1755POJ Monthly Contest - 2009.08.23, Simon
3747Scout YYF II244POJ 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 system217POJ Monthly Contest - 2010.04.04, Yao Jinyu
3759Simple Distributed computing system64POJ 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 Scroll109POJ Monthly Contest – 2009.02.22, Facer
3718Facer's Chocolate Dream119POJ Monthly Contest – 2009.02.22, Facer
3720Occurrence of Digits1351POJ Monthly Contest – 2009.02.22, Lei Tao
3719Art of Balance152POJ Monthly Contest – 2009.02.22, Mars
3716Panda's Birthday Present927POJ Monthly Contest – 2009.02.22, Simon
3715Blue and Red523POJ Monthly Contest – 2009.02.22, Windy
3729Facer’s string326POJ Monthly Contest – 2009.04.05, Facer
3728The merchant1059POJ Monthly Contest – 2009.04.05, GaoYihan
3730Ebbinghaus method62POJ 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
3723Conscription3944POJ Monthly Contest – 2009.04.05, windy7926778
3725I know the k-th integer422POJ Monthly Contest – 2009.04.05, windy7926778
2438Children's Dining434POJ Monthly,anonymous
2444Partition a Matrix436POJ Monthly,c0500301036
2446Chessboard3449POJ Monthly,charlescpp
2310Cubic Tick-Tack-Toe43POJ Monthly,CHEN Shixi(xreborner)
2311Cutting Game1551POJ Monthly,CHEN Shixi(xreborner)
2233GAME AGAIN!136POJ Monthly,dodo
2442Sequence2010POJ Monthly,Guang Lin
2445Squares99POJ Monthly,Guang Lin
2236Wireless Network7399POJ Monthly,HQM
2237Can 1 Marine win 2 Zerglings?49POJ Monthly,HQM
2235Triangularize the Convex Hull35POJ Monthly,kicc
2314POJ language68POJ Monthly,kicc
2153Rank List1995POJ Monthly,Li Haoyuan
2239Selecting Courses3520POJ Monthly,Li Haoyuan
2156National Day Celebration101POJ Monthly,Loger
2152Fire705POJ Monthly,Lou Tiancheng
2154Color1849POJ Monthly,Lou Tiancheng
2155Matrix6428POJ Monthly,Lou Tiancheng
2309BST5044POJ Monthly,Minkerui
2313Sequence1234POJ Monthly,Minkerui
2443Set Operation1068POJ Monthly,Minkerui
2448A New Operating System84POJ Monthly,Minkerui
2234Matches Game5207POJ Monthly,readchild
1817Traffic Jam110POJ Monthly,Southeast USA 1999
2440DNA1141POJ Monthly,Static
2447RSA412POJ Monthly,static
2452Sticks Problem1933POJ Monthly,static
2441Arrange the Bulls1309POJ Monthly,TN
2315Football Game164POJ Monthly,uni
2157Maze995POJ Monthly,Wang Yijie
2308Dearboy's Puzzle194POJ Monthly,Wang Yijie
2453An Easy Problem4188POJ Monthly,zby03
2439Disconnect the Orange!?70POJ Monthly,Zeyuan Zhu
2449Remmarguts' Date5178POJ Monthly,Zeyuan Zhu
2450A New Kind of Chess38POJ Monthly,Zeyuan Zhu
2451Uyuw's Concert1421POJ Monthly,Zeyuan Zhu
2158A Difficult Mathematics Problem104POJ Monthly,李学武
2232New Stone-Forfex-Cloth Game500POJ Monthly,汪艺杰
2151Check the difficulty of problems2330POJ Monthly,鲁小石
2238Computer Basketball Game94POJ Monthly,鲁小石
2312Battle City2366POJ Monthly,鲁小石
1659Frogs' Neighborhood3100POJ Monthly--2004.05.15 Alcyone@pku
1662CoIns191POJ Monthly--2004.05.15 BearL@pku
1661Help Jimmy3158POJ Monthly--2004.05.15 CEOI 2000
1660Princess FroG404POJ Monthly--2004.05.15 duoshute@pku
1655Balancing Act5081POJ Monthly--2004.05.15 IOI 2003 sample task
1654Area3553POJ Monthly--2004.05.15 Liu Rujia@POJ
1656Counting Black6335POJ Monthly--2004.05.15 Liu Rujia@POJ
1657Distance on Chessboard8066POJ Monthly--2004.05.15 Liu Rujia@POJ
1658Eva's Problem10135POJ Monthly--2004.05.15 Null
1682Clans on the Three Gorges309POJ Monthly--2004.06.27 epic
1675Happy Birthday!885POJ Monthly--2004.06.27 srbga@POJ
1677Girls' Day578POJ Monthly--2004.06.27 srbga@POJ
1678I Love this Game!714POJ Monthly--2004.06.27 srbga@POJ
1679The Unique MST6399POJ Monthly--2004.06.27 srbga@POJ
1680Fork() Makes Trouble299POJ Monthly--2004.06.27 srbga@POJ
1681Painter's Problem2163POJ Monthly--2004.06.27 张嘉龄
1674Sorting by Swapping4054POJ Monthly--2004.06.27 弱人
1676What time is it?626POJ Monthly--2004.06.27 鄂继明
1698Alice's Chance1893POJ Monthly--2004.07.18
1699Best Sequence3077POJ Monthly--2004.07.18
1700Crossing River6136POJ Monthly--2004.07.18
1701Dissatisfying Lift1013POJ Monthly--2004.07.18
1702Eva's Balance1727POJ Monthly--2004.07.18
1703Find them, Catch them8925POJ Monthly--2004.07.18
1704Georgia and Bob3163POJ Monthly--2004.07.18
1705Generational Replacement75POJ Monthly--2004.07.18
2519Cutting Necklace81POJ 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 Addition307POJ Monthly--2005.07.31, Islamic Azad University of Mashhad – Collegiate Coding Challenge 1
2517Cover23POJ Monthly--2005.07.31, LouTianCheng
2516Minimum Cost3200POJ Monthly--2005.07.31, Wang Yijie
2521How much did the businessman lose6905POJ Monthly--2005.07.31, Wang Yijie
2515Birthday Cake252POJ Monthly--2005.07.31, Zeyuan Zhu
2592Standard Point System106POJ Monthly--2005.08.28,anonymous
2596Dice Stacking311POJ Monthly--2005.08.28,Huang Ninghai
2598Match Throwing Game258POJ Monthly--2005.08.28,kicc
2593Max Sequence6067POJ Monthly--2005.08.28,Li Haoyuan
2594Treasure Exploration2618POJ Monthly--2005.08.28,Li Haoyuan
2591Set Definition3437POJ Monthly--2005.08.28,Static
2595Min-Max281POJ Monthly--2005.08.28,Static
2597Line Segment Erase347POJ Monthly--2005.08.28,Static
2748Logs Stacking802POJ Monthly--2006.01.22,anonymous
2751Saving Endeavour692POJ Monthly--2006.01.22,anonymous
2755Dominoes38POJ Monthly--2006.01.22,Loger
2750Potted Flower1379POJ Monthly--2006.01.22,Zeyuan Zhu
2752Seek the Name, Seek the Fame7009POJ Monthly--2006.01.22,Zeyuan Zhu
2753Similarity of necklaces35POJ Monthly--2006.01.22,Zeyuan Zhu
2754Similarity of necklaces 2179POJ Monthly--2006.01.22,Zeyuan Zhu
2749Building roads1425POJ Monthly--2006.01.22,zhucheng
2756Autumn is a Genius1498POJ 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 Days183POJ Monthly--2006.02.26,zgl & twb
2761Feed the dogs3019POJ Monthly--2006.02.26,zgl & twb
2762Going from u to v or from v to u?2875POJ Monthly--2006.02.26,zgl & twb
2763Housewife Wind1752POJ Monthly--2006.02.26,zgl & twb
2777Count Color7919POJ Monthly--2006.03.26,dodo
2778DNA Sequence2954POJ Monthly--2006.03.26,dodo
2775The Number of the Same BST422POJ Monthly--2006.03.26,newton88518
2773Happy 20062564POJ Monthly--2006.03.26,static
2780Linearity1200POJ Monthly--2006.03.26,static
2774Long Long Message5349POJ Monthly--2006.03.26,Zeyuan Zhu,"Dedicate to my great beloved mother."
2779Atom Bombs!? God!44POJ Monthly--2006.03.26,Zeyuan Zhu,Modified from NEERC2005 Area
2776Cheat at Math18POJ Monthly--2006.03.26,Zeyuan Zhu,Modified from Timus 1429
2825Perfect Permutation152POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2826An Easy Problem?!1272POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2819TN's Kingdom I - Establishment181POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2820TN's Kingdom II - Construction38POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2821TN's Kingdom III - Assassination75POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2822TN's Kingdom IV - Collapse78POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2823Sliding Window9592POJ Monthly--2006.04.28, Ikki
2824Bohemian Rhapsody18POJ Monthly--2006.04.28, TN@PKU_RPWT
2834Where Are You?173POJ Monthly--2006.05.28, Judas
2829How Many Free Dimensions?26POJ Monthly--2006.05.28, Liang, Shaochi
2827Auto-Calculation Machine347POJ Monthly--2006.05.28, Static
2830Max Sequence II84POJ Monthly--2006.05.28, Static
2833The Average2603POJ Monthly--2006.05.28, zby03
2828Buy Tickets5927POJ Monthly--2006.05.28, Zhu, Zeyuan
2831Can We Build This One?448POJ Monthly--2006.05.28, zhucheng
2832How Many Pairs?451POJ Monthly--2006.05.28, zhucheng
2843Cutting Cake134POJ Monthly--2006.06.25, Chen Xue
2837Silver Matrix574POJ Monthly--2006.06.25, Lei Tao
2840Big Clock5932POJ Monthly--2006.06.25, Lei Tao
2839Convex Hull and Triangle30POJ Monthly--2006.06.25, Long Fan
2842N-dimension Matching85POJ Monthly--2006.06.25, Long Fan
2841Navigation Game67POJ Monthly--2006.06.25, Yang Yi
2844Sum and Product74POJ Monthly--2006.06.25, Yang Yi
2838Graph Connectivity504POJ Monthly--2006.06.25, Zheng Zhao
2888Magic Bracelet1036POJ Monthly--2006.07.30, cuiaoxiang
2893M × N Puzzle861POJ Monthly--2006.07.30, newton88518
2886Who Gets the Most Candies?2531POJ Monthly--2006.07.30, Sempr
2890Matrix Multiplication371POJ Monthly--2006.07.30, Static
2891Strange Way to Express Integers3540POJ Monthly--2006.07.30, Static
2892Tunnel Warfare2315POJ Monthly--2006.07.30, updog
2889Unique Solution166POJ Monthly--2006.07.30, Wang, Yijie
2887Big String1185POJ Monthly--2006.07.30, zhucheng
2982Time Travel370POJ Monthly--2006.08.27, Dagger
2983Is the Information Reliable?2352POJ Monthly--2006.08.27, Dagger
2981Deal of Fortune21POJ Monthly--2006.08.27, frkstyc
2987Firing1707POJ Monthly--2006.08.27, frkstyc
2988Function Approximation40POJ Monthly--2006.08.27, frkstyc
2986A Triangle and a Circle443POJ Monthly--2006.08.27, Rainer
2984A New Joseph Problem475POJ Monthly--2006.08.27, zcgzcgzcg
2985The k-th Largest Group1739POJ Monthly--2006.08.27, zcgzcgzcg
3015Expected Difference260POJ Monthly--2006.09.29, ACRush
3016K-Monotonic262POJ Monthly--2006.09.29, ACRush, modified from TopCoder SRM 309 KMonotonic
3012A Number from Yanghui Triangle624POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3013Big Christmas Tree2529POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3014Cake Pieces and Plates1189POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3018Giftbox744POJ Monthly--2006.09.29, sza
3019Image Rotation17POJ Monthly--2006.09.29, zby03
3017Cut the Sequence1941POJ Monthly--2006.09.29, zhucheng
3162Walking Race583POJ Monthly--2006.12.31, flymouse
3163King of Fighters86POJ Monthly--2006.12.31, flymouse
3161Numerical Integration4POJ Monthly--2006.12.31, galaxy
3164Command Network2332POJ Monthly--2006.12.31, galaxy
3159Candies4469POJ Monthly--2006.12.31, Sempr
3160Father Christmas flymouse716POJ Monthly--2006.12.31, Sempr
3165Traveling Trio19POJ Monthly--2006.12.31, Zhu, Zeyuan
3166Jumping Frog73POJ Monthly--2006.12.31, Zhu, Zeyuan
3202A Very Simple Compiler4POJ Monthly--2007.03.04, Hou, Qiming
3203Incremental Python Parsing8POJ Monthly--2007.03.04, Hou, Qiming
3204Ikki's Story I - Road Reconstruction1340POJ Monthly--2007.03.04, Ikki
3205Ikki's Story II - War with TN175POJ Monthly--2007.03.04, Ikki
3206Ikki's Story III - Rescue frkstyc!95POJ Monthly--2007.03.04, Ikki
3207Ikki's Story IV - Panda's Trick2616POJ Monthly--2007.03.04, Ikki
3209From Pythagoras to …205POJ Monthly--2007.03.04, Ikki
3208Apocalypse Someday950POJ Monthly--2007.03.04, Ikki, adapted from TCHS SRM 2 ApocalypseSomeday
3216Repairing Company1340POJ Monthly--2007.04.01, crazyb0y
3214Heap438POJ Monthly--2007.04.01, czh
3211Washing Clothes2209POJ Monthly--2007.04.01, dearboy
3215Median of Lines134POJ Monthly--2007.04.01, dearboy
3217Eugenics262POJ Monthly--2007.04.01, Huang, Jinsong
3212Rescue Alice276POJ Monthly--2007.04.01, Liu, Cheng
3210Coins4408POJ Monthly--2007.04.01, Snoopy
3213PM3989POJ Monthly--2007.04.01, zhucheng
3233Matrix Power Series6956POJ Monthly--2007.06.03, Huang, Jinsong
3240Solution to the n2 − 1 Puzzle44POJ Monthly--2007.06.03, Huang, Jinsong
3234The Kylin Den15POJ Monthly--2007.06.03, Jia, You
3236Michelle's Evaluation64POJ Monthly--2007.06.03, Jia, You
3235Super Knight40POJ Monthly--2007.06.03, Lei, Tao
3237Tree1307POJ Monthly--2007.06.03, Lei, Tao
3238A Coin Game73POJ Monthly--2007.06.03, Yao, Jinyu
3239Solution to the n Queens Puzzle1272POJ 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
3248Soldier63POJ Monthly--2007.07.08, Chen, Qifeng
3243Clever Y1028POJ Monthly--2007.07.08, Guo, Huayang
3247Robots7POJ Monthly--2007.07.08, Guo, Huayang
3246Game247POJ Monthly--2007.07.08, Wang, Dong
3244Difference between Triplets623POJ Monthly--2007.07.08, Yuan, Xinhao
3249Test for Job1624POJ Monthly--2007.07.08, 落叶飞雪
3324Lucas-Lehmer Test95POJ Monthly--2007.08.05, frkstyc
3319Dragon Slayer Qualification Exam81POJ Monthly--2007.08.05, Hooyeon Lee (ltdtl@POJ), "I like dragons"
3321Apple Tree6279POJ Monthly--2007.08.05, Huang, Jinsong
3320Jessica's Reading Problem4187POJ Monthly--2007.08.05, Jerry
3241Object Clustering435POJ Monthly--2007.08.05, Li, Haoyuan
3318Matrix Multiplication3197POJ Monthly--2007.08.05, qzc
3322Bloxorz I1478POJ Monthly--2007.08.05, Rainer
3323Bloxorz II139POJ Monthly--2007.08.05, Rainer
3372Candy Distribution2772POJ Monthly--2007.09.09, ailyanlu@zsu
3377Ferry Lanes637POJ Monthly--2007.09.09, Dagger
3371Flesch Reading Ease498POJ Monthly--2007.09.09, frkstyc
3373Changing Digits793POJ Monthly--2007.09.09, Rainer
3378Crazy Thairs1107POJ Monthly--2007.09.09, tdzl2003
3374Cake Share603POJ Monthly--2007.09.09, Updog
3375Network Connection465POJ Monthly--2007.09.09, Updog
3376Finding Palindromes390POJ Monthly--2007.09.09, Zhou Gelin, modified from POI06
3421X-factor Chains2000POJ Monthly--2007.10.06, ailyanlu@zsu
3418Quadratic Functions101POJ Monthly--2007.10.06, Amber(hupo001)@POJ
3420Quad Tiling1587POJ Monthly--2007.10.06, Dagger
3422Kaka's Matrix Travels2222POJ Monthly--2007.10.06, Huang, Jinsong
3419Difference Is Beautiful462POJ Monthly--2007.10.06, SHOIT@ZSU
3416Crossing540POJ Monthly--2007.10.06, Wang Dong
3415Common Substrings2165POJ Monthly--2007.10.06, wintokk
3417Network1474POJ Monthly--2007.10.06, Yang Mu
3464Approximations21POJ Monthly--2007.11.25, Yang Yi
3465Battle404POJ Monthly--2007.11.25, Yang Yi
3466Distance to the Prey14POJ Monthly--2007.11.25, Yang Yi
3467Cross Counting291POJ Monthly--2007.11.25, Yang Yi
3468A Simple Problem with Integers15730POJ Monthly--2007.11.25, Yang Yi
3469Dual Core CPU3722POJ Monthly--2007.11.25, Zhou Dong
3470Walls210POJ Monthly--2007.11.25, Zhou Dong
3471Integral Roots175POJ Monthly--2007.11.25, Zhou Dong
Total 280 Problems match!

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