ID 题目 显示标签 隐藏标签 AC / 尝试 难度
2428 NICEBTRE  Nice Binary Trees 0 / 0 (无)
319 NICEDAY  The day of the competitors 0 / 0 (无)
3769 NICESEQ  NICE SEQUENCES 0 / 0 (无)
3345 NINJA1  Related or not 0 / 0 (无)
3346 NINJA2  PATHETIC STRINGS 0 / 0 (无)
3347 NINJA3  STUNNING GCD 0 / 0 (无)
3348 NINJA4  HELP SHELDON 0 / 0 (无)
3349 NINJA5  K NUMBERS 0 / 0 (无)
3350 NINJA6  TRAVELLING DILEMMA 0 / 0 (无)
3351 NINJA7  TWO SEQUENCES PROBLEM 0 / 0 (无)
3352 NINJA8  George vs Kramer 0 / 0 (无)
2728 NITK06  MODIFY SEQUENCE 0 / 0 (无)
2729 NITK07  THE INDIAN OCEAN 0 / 0 (无)
2295 NITT1  My Reaction when there is no internet connection 0 / 0 (无)
2296 NITT2  hai jolly jolly jolly 0 / 0 (无)
2300 NITT4  Tiles 0 / 0 (无)
2301 NITT8  Dating Rishi 0 / 0 (无)
2482 NITTROAD  Roads of NITT 0 / 0 (无)
3658 NKDIV  N..K..Divide 0 / 0 (无)
632 NKMINERS  IOI07 Miners 0 / 0 (无)
3643 NNS  Nearest Neighbor Search 0 / 0 (无)
3290 NNUM  One of the Simpsons symbols 0 / 0 (无)
541 NOCHANGE  No Change 0 / 0 (无)
1588 NONDEC  Non-Decreasing Numbers 0 / 0 (无)
3150 NORMA2  Norma 0 / 0 (无)
1649 NOSQ  No Squares Numbers 0 / 0 (无)
730 NOTATRI  Not a Triangle 0 / 0 (无)
805 NOTOKNOT  Knot or Not 0 / 0 (无)
1640 NOVICE43  Problem 3 0 / 0 (无)
1760 NOVICE62  Match the words 0 / 0 (无)
1759 NOVICE63  Special Numbers 0 / 0 (无)
1757 NOVICE65  Derangements HARD 0 / 0 (无)
3096 NPC2014A  I Ken Bit Yu 0 / 0 (无)
3097 NPC2014B  House Fence 0 / 0 (无)
3098 NPC2014C  Satay Skewer 0 / 0 (无)
3099 NPC2014E  Tresi and Girls 0 / 0 (无)
3100 NPC2014F  Field 0 / 0 (无)
3101 NPC2014G  Final Assignment 0 / 0 (无)
3102 NPC2014H  Arithmetic Rectangle 0 / 0 (无)
3258 NPC2015A  Eefun Guessing Words 0 / 0 (无)
3259 NPC2015B  Eefun the Accountant 0 / 0 (无)
3260 NPC2015C  Eefun Plays Doto 0 / 0 (无)
3261 NPC2015D  Eefun is not so Fun 0 / 0 (无)
3262 NPC2015E  Eefun Plays LOL 0 / 0 (无)
3263 NPC2015F  Eefun and Doors 0 / 0 (无)
3535 NPC2016A  Runner Game 0 / 0 (无)
3536 NPC2016C  Strange Waca 0 / 0 (无)
3537 NPC2016E  Quest Hunter 0 / 0 (无)
1662 NPOWM  Garden 0 / 0 (无)
502 NQUEEN  Yet Another N-Queen Problem 0 / 0 (无)
2929 NR1  Kapti and Balu 0 / 0 (无)
2938 NR2  Bhagat The Bit Man 0 / 0 (无)
2297 NSQUARE  NSquare Sum ( Easy ) 0 / 0 (无)
2298 NSQUARE2  NSquare Sum ( Medium ) 0 / 0 (无)
378 NSTEPS  Number Steps 0 / 0 (无)
1581 NSUBSTR  Substrings 0 / 0 (无)
1691 NSUBSTR2  Substrings II 0 / 0 (无)
473 NSYSTEM  Numeral System 0 / 0 (无)
3695 NTG  NT Games 0 / 0 (无)
3242 NTHPRIME  Nth Prime 0 / 0 (无)
2360 NTICKETS  Nlogonian Tickets 0 / 0 (无)
3811 NUMBERTH  Beautiful Roll Numbers 0 / 0 (无)
1563 NUMG  God of Number Theory 0 / 0 (无)
1410 NUMGAME  Number Game 0 / 0 (无)
1463 NUMOFPAL  Number of Palindromes 0 / 0 (无)
3369 NUMPATH  Gutibazi 0 / 0 (无)
2148 NUMPLAY  Fun with numbers 0 / 0 (无)
272 NUMQDW  Number of quite different words 0 / 0 (无)
2142 NUMTRY  Number Theory 0 / 0 (无)
2139 NUMTSN  369 Numbers 0 / 0 (无)
1105 NWERC04H  SETI 0 / 0 (无)
2688 NWERC05  Unequalled Consumption 0 / 0 (无)
1675 NWERC10G  Selling Land 0 / 0 (无)
1676 NWERC10H  Stock Prices 0 / 0 (无)
1886 NWERC11A  Binomial coefficients 0 / 0 (无)
1887 NWERC11B  Bird tree 0 / 0 (无)
1888 NWERC11C  Movie collection 0 / 0 (无)
1889 NWERC11D  Piece it together 0 / 0 (无)
1890 NWERC11E  Please, go first 0 / 0 (无)
1891 NWERC11F  Pool construction 0 / 0 (无)
1892 NWERC11G  Smoking gun 0 / 0 (无)
1893 NWERC11H  Tichu 0 / 0 (无)
1894 NWERC11I  Tracking RFIDs 0 / 0 (无)
1895 NWERC11J  Train delays 0 / 0 (无)
1670 NY10A  Penney Game 0 / 0 (无)
1671 NY10B  Nim-B Sum 0 / 0 (无)
1672 NY10C  Just The Simple Fax 0 / 0 (无)
1673 NY10D  Show Me The Fax 0 / 0 (无)
1669 NY10E  Non-Decreasing Digits 0 / 0 (无)
1674 NY10F  I2C 0 / 0 (无)
1169 O2JAM  Jinyuetuan Puzzle 0 / 0 (无)
1250 OAE  OAE 0 / 0 (无)
755 ODDDIV  Odd Numbers of Divisors 0 / 0 (无)
3199 ODWS  One day with string 0 / 0 (无)
3858 OEN  One Eight_Nine 0 / 0 (无)
198 OFBEAT  Officers on the Beat 0 / 0 (无)
626 OFFSIDE  He is offside! 0 / 0 (无)
2051 OFFSTRAT  Problem Offensive Strategy 0 / 0 (无)
471 OFORTUNE  Ohgas' Fortune 0 / 0 (无)
3205 OGLEDALA  Ogledala 0 / 0 (无)

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