ID Problem Show tags Hide tags AC / Tried Difficulty
4235 CF1832F   Zombies 0 / 0 (None)
4224 CF1833A   Musical Puzzle 0 / 0 (None)
4213 CF1833B   Restore the Weather 0 / 0 (None)
4202 CF1833C   Vlad Building Beautiful Array 0 / 0 (None)
4191 CF1833D   Flipper 0 / 0 (None)
4179 CF1833E   Round Dance 0 / 0 (None)
4168 CF1833F   Ira and Flamenco 0 / 0 (None)
4157 CF1833G   Ksyusha and Chinchilla 0 / 0 (None)
4146 CF1834A   Unit Array 0 / 0 (None)
4135 CF1834B   Maximum Strength 0 / 0 (None)
4124 CF1834C   Game with Reversing 0 / 0 (None)
4113 CF1834D   Survey in Class 0 / 0 (None)
4102 CF1834E   MEX of LCM 0 / 0 (None)
4091 CF1834F   Typewriter 0 / 0 (None)
4080 CF1835A   k-th equality 0 / 0 (None)
4068 CF1835B   Lottery 0 / 0 (None)
4057 CF1835C   Twin Clusters 0 / 0 (None)
4046 CF1835D   Doctor's Brown Hypothesis 0 / 0 (None)
4035 CF1835E   Old Mobile 0 / 0 (None)
4024 CF1835F   Good Graph 0 / 0 (None)
4013 CF1836A   Destroyer 0 / 0 (None)
4002 CF1836B   Astrophysicists 0 / 0 (None)
3991 CF1837A   Grasshopper on a Line 0 / 0 (None)
3980 CF1837B   Comparison String 0 / 0 (None)
3969 CF1837C   Best Binary String 0 / 0 (None)
3957 CF1837D   Bracket Coloring 0 / 0 (None)
3946 CF1837E   Playoff Fixing 0 / 0 (None)
3935 CF1837F   Editorial for Two 0 / 0 (None)
3924 CF1838A   Blackboard List 0 / 0 (None)
3913 CF1838B   Minimize Permutation Subarrays 0 / 0 (None)
3902 CF1838C   No Prime Differences 0 / 0 (None)
3891 CF1838D   Bracket Walk 0 / 0 (None)
3880 CF1838E   Count Supersequences 0 / 0 (None)
3869 CF1838F   Stuck Conveyor 0 / 0 (None)
3858 CF1839A   The Good Array 0 / 0 (None)
3846 CF1839B   Lamps 0 / 0 (None)
3835 CF1839C   Insert Zero and Invert Prefix 0 / 0 (None)
3824 CF1839D   Ball Sorting 0 / 0 (None)
3813 CF1839E   Decreasing Game 0 / 0 (None)
3802 CF1840A   Cipher Shifer 0 / 0 (None)
3791 CF1840B   Binary Cafe 0 / 0 (None)
3780 CF1840C   Ski Resort 0 / 0 (None)
3769 CF1840D   Wooden Toy Festival 0 / 0 (None)
3758 CF1840E   Character Blocking 0 / 0 (None)
3747 CF1840F   Railguns 0 / 0 (None)
3735 CF1840G1   In Search of Truth (Easy Version) 0 / 0 (None)
3724 CF1840G2   In Search of Truth (Hard Version) 0 / 0 (None)
3713 CF1841A   Game with Board 0 / 0 (None)
3702 CF1841B   Keep it Beautiful 0 / 0 (None)
3691 CF1841C   Ranom Numbers 0 / 0 (None)
3680 CF1841D   Pairs of Segments 0 / 0 (None)
3669 CF1841E   Fill the Matrix 0 / 0 (None)
3658 CF1841F   Monocarp and a Strategic Game 0 / 0 (None)
3647 CF1842A   Tenzing and Tsondu 0 / 0 (None)
3636 CF1842B   Tenzing and Books 0 / 0 (None)
3623 CF1842C   Tenzing and Balls 0 / 0 (None)
3612 CF1842D   Tenzing and His Animal Friends 0 / 0 (None)
3601 CF1842E   Tenzing and Triangle 0 / 0 (None)
3590 CF1842F   Tenzing and Tree 0 / 0 (None)
3579 CF1842G   Tenzing and Random Operations 0 / 0 (None)
3568 CF1842H   Tenzing and Random Real Numbers 0 / 0 (None)
3557 CF1842I   Tenzing and Necklace 0 / 0 (None)
3546 CF1843A   Sasha and Array Coloring 0 / 0 (None)
3535 CF1843B   Long Long 0 / 0 (None)
3524 CF1843C   Sum in Binary Tree 0 / 0 (None)
3512 CF1843D   Apple Tree 0 / 0 (None)
3501 CF1843E   Tracking Segments 0 / 0 (None)
3490 CF1843F1   Omsk Metro (simple version) 0 / 0 (None)
3479 CF1843F2   Omsk Metro (hard version) 0 / 0 (None)
3468 CF1844A   Subtraction Game 0 / 0 (None)
3457 CF1844B   Permutations & Primes 0 / 0 (None)
3446 CF1844C   Particles 0 / 0 (None)
3435 CF1844D   Row Major 0 / 0 (None)
3424 CF1844E   Great Grids 0 / 0 (None)
3413 CF1844F1   Min Cost Permutation (Easy Version) 0 / 0 (None)
3401 CF1844F2   Min Cost Permutation (Hard Version) 0 / 0 (None)
3390 CF1844G   Tree Weights 0 / 0 (None)
3379 CF1844H   Multiple of Three Cycles 0 / 0 (None)
3368 CF1845A   Forbidden Integer 0 / 0 (None)
3357 CF1845B   Come Together 0 / 0 (None)
3346 CF1845C   Strong Password 0 / 0 (None)
3335 CF1845D   Rating System 0 / 0 (None)
3324 CF1845E   Boxes and Balls 0 / 0 (None)
3313 CF1845F   Swimmers in the Pool 0 / 0 (None)
3302 CF1846A   Rudolph and Cut the Rope 0 / 0 (None)
3290 CF1846B   Rudolph and Tic-Tac-Toe 0 / 0 (None)
3279 CF1846C   Rudolf and the Another Competition 0 / 0 (None)
3268 CF1846D   Rudolph and Christmas Tree 0 / 0 (None)
3257 CF1846E1   Rudolf and Snowflakes (simple version) 0 / 0 (None)
3246 CF1846E2   Rudolf and Snowflakes (hard version) 0 / 0 (None)
3235 CF1846F   Rudolph and Mimic 0 / 0 (None)
3224 CF1846G   Rudolf and CodeVid-23 0 / 0 (None)
3213 CF1847A   The Man who became a God 0 / 0 (None)
3202 CF1847B   Hamon Odyssey 0 / 0 (None)
3191 CF1847C   Vampiric Powers, anyone? 0 / 0 (None)
3179 CF1847D   Professor Higashikata 0 / 0 (None)
3168 CF1847E   Triangle Platinum? 0 / 0 (None)
3157 CF1847F   The Boss's Identity 0 / 0 (None)
3146 CF1848A   Vika and Her Friends 0 / 0 (None)
3135 CF1848B   Vika and the Bridge 0 / 0 (None)

Categories

Lucky

Pick a problem randomly based on the current filter.