| problem | judge id | link | sets |
| A Bite of Teyvat | 230850 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| A Simple Problem On A Tree | 202310 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| AC | 220443 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Ah, It's Yesterday Once More | 216000 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| All Pair Maximum Flow | 201147 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Amino Acids | 236464 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Baby's First Suffix Array Problem | 216001 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Bit Sequence | 216187 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Bitwise Exclusive-OR Sequence | 230851 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Black and White | 201100 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Blocks | 236506 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Blood Pressure Game | 202120 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Bob's Poor Math | 202301 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Cards of Magic | 230852 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Cave Escape | 202121 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Certain Scientific Railgun | 216002 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Chessboard | 220175 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Circle of Life | 231131 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Cities | 220446 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| City | 201087 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Color Graph | 202346 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Competition Against a Robot | 220176 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Cook Pancakes! | 216188 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Counting Binary Trees | 220371 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Cross the Maze | 230853 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Cup of Water | 236457 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Degree of Spanning Tree | 216003 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Deja vu of … Go Players | 22397 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Descent of Dragons | 223857 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Desperate … Fire Survive | 22363 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Dirichlet k -th root | 201101 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Divisions | 236499 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Easy String Problem | 236497 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Edge Groups | 231126 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Edward Gaming, the Champion | 230854 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Encoded Strings I | 230856 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Encoded Strings II | 230858 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Eventual … Journey | 22430 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Evil Coordinate | 216005 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Exotic … Ancient City | 22399 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Fibonacci | 214895 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Fight against involution | 216174 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Find the Maximum | 236495 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Fire | 201102 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Fireworks | 216006 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Flow | 201104 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Forged in the Barrens | 223863 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Fountains | 214901 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Game | 201110 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Gcd Product | 216176 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Generating Strings | 220441 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Gift | 220440 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Gitignore | 214891 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Glass Bead Game | 236485 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Go | 216007 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Happiness | 201112 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Hard Calculation | 220447 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Harmonious Rectangle 1aea3183-979c-4e6d-a0de-da0588b3f592 | 216008 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Harmony in Harmony | 231133 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Helesta | 236508 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Heretical … Möbius | 22393 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Immortal … Universe | 22427 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Interested in Skiing | 216009 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Interstellar … Fantasy | 22428 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Interval Mex | 236456 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Journey to Un'Goro | 223803 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Just Another Game of Stones | 216010 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Just Another String Problem | 236454 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| K Co-prime Permutation | 216011 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Kaiji! | 231125 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| King of Gamers | 236490 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Knights of the Frozen Throne | 223804 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Kobolds and Catacombs | 223805 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Kth Query | 216186 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Let's Play Curling | 216012 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Life is a Game | 231127 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Light It Down | 202344 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Light of Stars | 236505 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Line Graph Matching | 230861 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Linear Fractional Transformation | 230864 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Luggage Lock | 230862 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Matrix Equation | 216159 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Matrix Operations | 230860 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Maze | 202149 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Mean Streets of Gadgetzan | 223802 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Mine Sweeper II | 214893 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Misunderstood … Missing | 22432 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Monster Hunter | 216013 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | nanjing-2020 |
| Moon | 201114 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Mountain Is Quiet and Alone | 236487 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2021 |
| Mr. Main and Windmills | 220444 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Mr. Panda and Dominoes | 202138 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Mysterious … Host | 22398 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Number Game | 216160 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Octasection | 214894 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Omnipotent … Garland | 22396 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Parallel Sort | 220448 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Path Killer | 216180 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Perfect Matchings | 230859 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Permutation | 201120 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Philosophical … Balance | 22395 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Play the game SET | 202163 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Portal | 202151 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Prefix Code | 202155 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Random Walk On Tree | 216181 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Rice Arrangement | 214898 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Riichi!! | 220392 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Rise of Shadows | 223808 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Saintly … Coins | 22366 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2018 |
| Scholomance Academy | 223861 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Simone and graph coloring | 220422 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Sky Garden | 214899 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Spanning Tree Removal | 202122 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Steadily Growing Steam | 231128 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Stone Game | 216161 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Stone Games | 220174 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | kunming-2020 |
| Strange_Fractions | 231122 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Strange_Functions | 231085 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Strange_Integers | 231124 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Strange_Matrices | 231087 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Strange_Permutations | 231086 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| String Problem | 230857 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2021 |
| Sum of Log | 214900 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| The Boomsday Project | 223807 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| The Grand Tournament | 223799 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| The Journey of Geor Autumn | 214892 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| The Witchwood | 223806 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Three,Three,Three | 231132 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| Travel | 201167 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| Traveling Merchant | 214903 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Traveling in the Grid World | 214896 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Tree Constructer | 216183 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Tree Partition | 202312 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2019 |
| Tree Transform | 216175 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| Two Binary Strings Problem | 231129 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2021 |
| United in Stormwind | 223864 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Walker | 214897 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Whispers of the Old Gods | 223800 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shenyang-2020 |
| Wowoear | 214890 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | shanghai-2020 |
| Xor Transformation | 216177 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | jinan-2020 |
| king | 201113 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |
| value | 201171 | NowCoder 牛客竞赛 (Niúkè, 'cow guest') | aec-2019 |