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IDTitleSolvedSource
3738Card Game73PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Asukalt
3737UmBasketella2640PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), cyqclark
3739Special Squares269PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Doraemonok
3735Training little cats1955PKU 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
3734Blocks2785PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), Simon
3736Snipe the Sniper356PKU Campus 2009 (POJ Monthly Contest – 2009.05.17), TN
3218Alignments208PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3220Context-Free Languages130PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3225Help with Intervals1589PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc
3223Football Game74PKU Local 2007 (POJ Monthly--2007.04.28), frkstyc, text by Ikki
3224Go for Lab Cup!4430PKU Local 2007 (POJ Monthly--2007.04.28), ideas from ava, text and test cases by frkstyc
3219Binomial Coefficients2438PKU 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 Test3450POJ Monthly
1812Zuma Game95POJ Monthly
1813Overlapped Shapes147POJ Monthly
1814Polynomial16POJ Monthly
1815Friendship1360POJ Monthly
1816Wild Words886POJ Monthly
3745Keep Contact10POJ Monthly Contest - 2009.08.23, Elaxia
3743LL’s cake91POJ Monthly Contest - 2009.08.23, Isun
3746Teacher YYF212POJ Monthly Contest - 2009.08.23, Jason
3740Easy Finding2287POJ Monthly Contest - 2009.08.23, MasterLuo
3744Scout YYF I1750POJ 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 system216POJ 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 Scroll109POJ Monthly Contest – 2009.02.22, Facer
3718Facer's Chocolate Dream119POJ 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 Present924POJ Monthly Contest – 2009.02.22, Simon
3715Blue and Red523POJ Monthly Contest – 2009.02.22, Windy
3729Facer’s string324POJ 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
3723Conscription3939POJ 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 Matrix435POJ Monthly,c0500301036
2446Chessboard3447POJ Monthly,charlescpp
2310Cubic Tick-Tack-Toe43POJ Monthly,CHEN Shixi(xreborner)
2311Cutting Game1547POJ Monthly,CHEN Shixi(xreborner)
2233GAME AGAIN!135POJ Monthly,dodo
2442Sequence2006POJ Monthly,Guang Lin
2445Squares99POJ Monthly,Guang Lin
2236Wireless Network7384POJ Monthly,HQM
2237Can 1 Marine win 2 Zerglings?49POJ Monthly,HQM
2235Triangularize the Convex Hull35POJ Monthly,kicc
2314POJ language68POJ Monthly,kicc
2153Rank List1994POJ Monthly,Li Haoyuan
2239Selecting Courses3518POJ Monthly,Li Haoyuan
2156National Day Celebration99POJ Monthly,Loger
2152Fire705POJ Monthly,Lou Tiancheng
2154Color1848POJ Monthly,Lou Tiancheng
2155Matrix6418POJ Monthly,Lou Tiancheng
2309BST5039POJ Monthly,Minkerui
2313Sequence1230POJ Monthly,Minkerui
2443Set Operation1059POJ Monthly,Minkerui
2448A New Operating System84POJ Monthly,Minkerui
2234Matches Game5202POJ Monthly,readchild
1817Traffic Jam110POJ Monthly,Southeast USA 1999
2440DNA1139POJ Monthly,Static
2447RSA411POJ Monthly,static
2452Sticks Problem1931POJ Monthly,static
2441Arrange the Bulls1306POJ Monthly,TN
2315Football Game164POJ Monthly,uni
2157Maze990POJ Monthly,Wang Yijie
2308Dearboy's Puzzle194POJ Monthly,Wang Yijie
2453An Easy Problem4185POJ Monthly,zby03
2439Disconnect the Orange!?70POJ Monthly,Zeyuan Zhu
2449Remmarguts' Date5163POJ Monthly,Zeyuan Zhu
2450A New Kind of Chess38POJ Monthly,Zeyuan Zhu
2451Uyuw's Concert1419POJ Monthly,Zeyuan Zhu
2158A Difficult Mathematics Problem104POJ Monthly,李学武
2232New Stone-Forfex-Cloth Game498POJ Monthly,汪艺杰
2151Check the difficulty of problems2327POJ Monthly,鲁小石
2238Computer Basketball Game93POJ Monthly,鲁小石
2312Battle City2363POJ Monthly,鲁小石
1659Frogs' Neighborhood3098POJ Monthly--2004.05.15 Alcyone@pku
1662CoIns191POJ Monthly--2004.05.15 BearL@pku
1661Help Jimmy3157POJ Monthly--2004.05.15 CEOI 2000
1660Princess FroG404POJ Monthly--2004.05.15 duoshute@pku
1655Balancing Act5067POJ Monthly--2004.05.15 IOI 2003 sample task
1654Area3551POJ Monthly--2004.05.15 Liu Rujia@POJ
1656Counting Black6334POJ Monthly--2004.05.15 Liu Rujia@POJ
1657Distance on Chessboard8064POJ Monthly--2004.05.15 Liu Rujia@POJ
1658Eva's Problem10133POJ 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' Day577POJ Monthly--2004.06.27 srbga@POJ
1678I Love this Game!708POJ Monthly--2004.06.27 srbga@POJ
1679The Unique MST6397POJ Monthly--2004.06.27 srbga@POJ
1680Fork() Makes Trouble296POJ Monthly--2004.06.27 srbga@POJ
1681Painter's Problem2153POJ Monthly--2004.06.27 张嘉龄
1674Sorting by Swapping4052POJ Monthly--2004.06.27 弱人
1676What time is it?626POJ Monthly--2004.06.27 鄂继明
1698Alice's Chance1890POJ Monthly--2004.07.18
1699Best Sequence3076POJ Monthly--2004.07.18
1700Crossing River6132POJ Monthly--2004.07.18
1701Dissatisfying Lift1010POJ Monthly--2004.07.18
1702Eva's Balance1724POJ Monthly--2004.07.18
1703Find them, Catch them8914POJ Monthly--2004.07.18
1704Georgia and Bob3155POJ Monthly--2004.07.18
1705Generational Replacement75POJ Monthly--2004.07.18
2519Cutting Necklace80POJ 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 Cost3197POJ Monthly--2005.07.31, Wang Yijie
2521How much did the businessman lose6903POJ 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 Game258POJ Monthly--2005.08.28,kicc
2593Max Sequence6066POJ Monthly--2005.08.28,Li Haoyuan
2594Treasure Exploration2615POJ Monthly--2005.08.28,Li Haoyuan
2591Set Definition3436POJ Monthly--2005.08.28,Static
2595Min-Max281POJ Monthly--2005.08.28,Static
2597Line Segment Erase345POJ Monthly--2005.08.28,Static
2748Logs Stacking802POJ Monthly--2006.01.22,anonymous
2751Saving Endeavour689POJ Monthly--2006.01.22,anonymous
2755Dominoes38POJ Monthly--2006.01.22,Loger
2750Potted Flower1378POJ Monthly--2006.01.22,Zeyuan Zhu
2752Seek the Name, Seek the Fame7001POJ 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 roads1424POJ Monthly--2006.01.22,zhucheng
2756Autumn is a Genius1496POJ 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 Days181POJ Monthly--2006.02.26,zgl & twb
2761Feed the dogs3015POJ Monthly--2006.02.26,zgl & twb
2762Going from u to v or from v to u?2873POJ Monthly--2006.02.26,zgl & twb
2763Housewife Wind1750POJ Monthly--2006.02.26,zgl & twb
2777Count Color7914POJ Monthly--2006.03.26,dodo
2778DNA Sequence2951POJ Monthly--2006.03.26,dodo
2775The Number of the Same BST420POJ Monthly--2006.03.26,newton88518
2773Happy 20062561POJ Monthly--2006.03.26,static
2780Linearity1199POJ Monthly--2006.03.26,static
2774Long Long Message5338POJ 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 Permutation152POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2826An Easy Problem?!1271POJ Monthly--2006.04.28, Dagger@PKU_RPWT
2819TN's Kingdom I - Establishment180POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2820TN's Kingdom II - Construction38POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2821TN's Kingdom III - Assassination73POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2822TN's Kingdom IV - Collapse78POJ Monthly--2006.04.28, frkstyc@PKU_RPWT
2823Sliding Window9530POJ 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 Machine346POJ Monthly--2006.05.28, Static
2830Max Sequence II84POJ Monthly--2006.05.28, Static
2833The Average2599POJ Monthly--2006.05.28, zby03
2828Buy Tickets5924POJ Monthly--2006.05.28, Zhu, Zeyuan
2831Can We Build This One?446POJ Monthly--2006.05.28, zhucheng
2832How Many Pairs?448POJ Monthly--2006.05.28, zhucheng
2843Cutting Cake133POJ Monthly--2006.06.25, Chen Xue
2837Silver Matrix573POJ Monthly--2006.06.25, Lei Tao
2840Big Clock5929POJ Monthly--2006.06.25, Lei Tao
2839Convex Hull and Triangle29POJ Monthly--2006.06.25, Long Fan
2842N-dimension Matching83POJ Monthly--2006.06.25, Long Fan
2841Navigation Game67POJ Monthly--2006.06.25, Yang Yi
2844Sum and Product73POJ Monthly--2006.06.25, Yang Yi
2838Graph Connectivity501POJ Monthly--2006.06.25, Zheng Zhao
2888Magic Bracelet1035POJ Monthly--2006.07.30, cuiaoxiang
2893M × N Puzzle858POJ Monthly--2006.07.30, newton88518
2886Who Gets the Most Candies?2530POJ Monthly--2006.07.30, Sempr
2890Matrix Multiplication370POJ Monthly--2006.07.30, Static
2891Strange Way to Express Integers3536POJ Monthly--2006.07.30, Static
2892Tunnel Warfare2309POJ Monthly--2006.07.30, updog
2889Unique Solution166POJ Monthly--2006.07.30, Wang, Yijie
2887Big String1180POJ Monthly--2006.07.30, zhucheng
2982Time Travel370POJ Monthly--2006.08.27, Dagger
2983Is the Information Reliable?2349POJ Monthly--2006.08.27, Dagger
2981Deal of Fortune19POJ Monthly--2006.08.27, frkstyc
2987Firing1705POJ Monthly--2006.08.27, frkstyc
2988Function Approximation39POJ Monthly--2006.08.27, frkstyc
2986A Triangle and a Circle439POJ Monthly--2006.08.27, Rainer
2984A New Joseph Problem475POJ Monthly--2006.08.27, zcgzcgzcg
2985The k-th Largest Group1736POJ Monthly--2006.08.27, zcgzcgzcg
3015Expected Difference259POJ Monthly--2006.09.29, ACRush
3016K-Monotonic260POJ 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 Tree2529POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3014Cake Pieces and Plates1187POJ Monthly--2006.09.29, Kim, Chan Min (kcm1700@POJ)
3018Giftbox742POJ Monthly--2006.09.29, sza
3019Image Rotation17POJ Monthly--2006.09.29, zby03
3017Cut the Sequence1937POJ 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 Network2330POJ Monthly--2006.12.31, galaxy
3159Candies4464POJ 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 Compiler3POJ Monthly--2007.03.04, Hou, Qiming
3203Incremental Python Parsing8POJ Monthly--2007.03.04, Hou, Qiming
3204Ikki's Story I - Road Reconstruction1336POJ Monthly--2007.03.04, Ikki
3205Ikki's Story II - War with TN172POJ Monthly--2007.03.04, Ikki
3206Ikki's Story III - Rescue frkstyc!95POJ Monthly--2007.03.04, Ikki
3207Ikki's Story IV - Panda's Trick2613POJ Monthly--2007.03.04, Ikki
3209From Pythagoras to …203POJ Monthly--2007.03.04, Ikki
3208Apocalypse Someday944POJ Monthly--2007.03.04, Ikki, adapted from TCHS SRM 2 ApocalypseSomeday
3216Repairing Company1338POJ Monthly--2007.04.01, crazyb0y
3214Heap438POJ Monthly--2007.04.01, czh
3211Washing Clothes2207POJ Monthly--2007.04.01, dearboy
3215Median of Lines134POJ Monthly--2007.04.01, dearboy
3217Eugenics261POJ Monthly--2007.04.01, Huang, Jinsong
3212Rescue Alice272POJ Monthly--2007.04.01, Liu, Cheng
3210Coins4406POJ Monthly--2007.04.01, Snoopy
3213PM3980POJ Monthly--2007.04.01, zhucheng
3233Matrix Power Series6941POJ 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 Knight40POJ Monthly--2007.06.03, Lei, Tao
3237Tree1303POJ Monthly--2007.06.03, Lei, Tao
3238A Coin Game71POJ Monthly--2007.06.03, Yao, Jinyu
3239Solution to the n Queens Puzzle1271POJ 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 Y1027POJ Monthly--2007.07.08, Guo, Huayang
3247Robots7POJ Monthly--2007.07.08, Guo, Huayang
3246Game244POJ Monthly--2007.07.08, Wang, Dong
3244Difference between Triplets623POJ Monthly--2007.07.08, Yuan, Xinhao
3249Test for Job1621POJ 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 Tree6273POJ Monthly--2007.08.05, Huang, Jinsong
3320Jessica's Reading Problem4179POJ Monthly--2007.08.05, Jerry
3241Object Clustering435POJ Monthly--2007.08.05, Li, Haoyuan
3318Matrix Multiplication3180POJ Monthly--2007.08.05, qzc
3322Bloxorz I1477POJ Monthly--2007.08.05, Rainer
3323Bloxorz II139POJ Monthly--2007.08.05, Rainer
3372Candy Distribution2770POJ Monthly--2007.09.09, ailyanlu@zsu
3377Ferry Lanes636POJ Monthly--2007.09.09, Dagger
3371Flesch Reading Ease497POJ Monthly--2007.09.09, frkstyc
3373Changing Digits792POJ Monthly--2007.09.09, Rainer
3378Crazy Thairs1107POJ Monthly--2007.09.09, tdzl2003
3374Cake Share602POJ Monthly--2007.09.09, Updog
3375Network Connection464POJ Monthly--2007.09.09, Updog
3376Finding Palindromes389POJ Monthly--2007.09.09, Zhou Gelin, modified from POI06
3421X-factor Chains1996POJ Monthly--2007.10.06, ailyanlu@zsu
3418Quadratic Functions100POJ Monthly--2007.10.06, Amber(hupo001)@POJ
3420Quad Tiling1586POJ Monthly--2007.10.06, Dagger
3422Kaka's Matrix Travels2220POJ Monthly--2007.10.06, Huang, Jinsong
3419Difference Is Beautiful460POJ Monthly--2007.10.06, SHOIT@ZSU
3416Crossing538POJ Monthly--2007.10.06, Wang Dong
3415Common Substrings2163POJ Monthly--2007.10.06, wintokk
3417Network1455POJ 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 Integers15712POJ Monthly--2007.11.25, Yang Yi
3469Dual Core CPU3714POJ Monthly--2007.11.25, Zhou Dong
3470Walls210POJ Monthly--2007.11.25, Zhou Dong
3471Integral Roots174POJ Monthly--2007.11.25, Zhou Dong
Total 280 Problems match!

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