ID Problem Show tags Hide tags AC / Tried Difficulty
6976 codeforces#P507E  Breaking Good 0 / 0 7
6922 codeforces#P519E  A and B and Lecture Rooms 0 / 0 7
6918 codeforces#P520D  Cubes 0 / 0 7
6912 codeforces#P522C  Chicken or Fish? 0 / 0 7
6905 codeforces#P524D  Social Network 0 / 0 7
6898 codeforces#P525E  Anya and Cubes 0 / 0 7
6877 codeforces#P530F  Jumping frogs 0 / 0 7
6876 codeforces#P530G  Levenshtein distance 0 / 0 7
6875 codeforces#P530H  Points in triangle 0 / 0 7
6842 codeforces#P540E  Infinite Inversions 0 / 0 7
6836 codeforces#P542F  Quest 0 / 0 7
6834 codeforces#P543B  Destroying Roads 0 / 0 7
6819 codeforces#P546E  Soldier and Traveling 0 / 0 7
6804 codeforces#P549H  Degenerate Matrix 0 / 0 7
6795 codeforces#P551D  GukiZ and Binary Operations 0 / 0 7
6789 codeforces#P552E  Vanya and Brackets 0 / 0 7
6732 codeforces#P571A  Lengthening Sticks 0 / 0 7
6713 codeforces#P575F  Bulbo 0 / 0 7
6599 codeforces#P576B  Invariance of Tree 0 / 0 7
6598 codeforces#P576C  Points on Plane 0 / 0 7
6553 codeforces#P587B  Duff in Beach 0 / 0 7
6545 codeforces#P590B  Chip 'n Dale Rescue Rangers 0 / 0 7
6496 codeforces#P601B  Lipshitz Sequence 0 / 0 7
6465 codeforces#P609E  Minimum spanning tree for each edge 0 / 0 7
6433 codeforces#P615E  Hexagons 0 / 0 7
6410 codeforces#P620E  New Year Tree 0 / 0 7
6346 codeforces#P630P  Area of a Star 0 / 0 7
6340 codeforces#P631D  Messenger 0 / 0 7
6335 codeforces#P632D  Longest Subsequence 0 / 0 7
6292 codeforces#P644C  Hostname Aliases 0 / 0 7
6261 codeforces#P656D  Rosetta Problem 0 / 0 7
6240 codeforces#P661D  Maximal Difference 0 / 0 7
6224 codeforces#P665E  Beautiful Subarrays 0 / 0 7
6196 codeforces#P675C  Money Transfers 0 / 0 7
6133 codeforces#P689D  Friends and Subsequences 0 / 0 7
6120 codeforces#P690D3  The Wall (hard) 0 / 0 7
6080 codeforces#P702E  Analysis of Pathes in Functional Graph 0 / 0 7
6076 codeforces#P703C  Chris and Road 0 / 0 7
6075 codeforces#P703D  Mishka and Interesting sum 0 / 0 7
5953 codeforces#P730C  Bulmart 0 / 0 7
5933 codeforces#P732E  Sockets 0 / 0 7
5921 codeforces#P734E  Anton and Tree 0 / 0 7
5878 codeforces#P746G  New Roads 0 / 0 7
5868 codeforces#P748D  Santa Claus and a Palindrome 0 / 0 7
5867 codeforces#P748E  Santa Claus and Tangerines 0 / 0 7
5846 codeforces#P754D  Fedor and coupons 0 / 0 7
5808 codeforces#P762C  Two strings 0 / 0 7
5803 codeforces#P763B  Timofey and rectangles 0 / 0 7
5786 codeforces#P766E  Mahmoud and a xor trip 0 / 0 7
5784 codeforces#P767B  The Queue 0 / 0 7
5782 codeforces#P767D  Cartons of milk 0 / 0 7
5776 codeforces#P768E  Game of Stones 0 / 0 7
5763 codeforces#P771C  Bear and Tree Jumps 0 / 0 7
5748 codeforces#P774A  Amusement Park 0 / 0 7
5747 codeforces#P774B  Significant Cups 0 / 0 7
5731 codeforces#P776E  The Holmes Children 0 / 0 7
5711 codeforces#P780E  Underground Lab 0 / 0 7
5687 codeforces#P788B  Weird journey 0 / 0 7
5671 codeforces#P793D  Presents in Bankopolis 0 / 0 7
5657 codeforces#P796D  Police Stations 0 / 0 7
5651 codeforces#P797D  Broken BST 0 / 0 7
5640 codeforces#P799D  Field expansion 0 / 0 7
5631 codeforces#P802D  Marmots (easy) 0 / 0 7
5624 codeforces#P802K  Send the Fool Further! (medium) 0 / 0 7
5585 codeforces#P811D  Vladik and Favorite Game 0 / 0 7
5549 codeforces#P818F  Level Generation 0 / 0 7
5536 codeforces#P821E  Okabe and El Psy Kongroo 0 / 0 7
5520 codeforces#P827C  DNA Evolution 0 / 0 7
5485 codeforces#P837D  Round Subset 0 / 0 7
5484 codeforces#P837E  Vasya's Function 0 / 0 7
5480 codeforces#P838B  Diverging Directions 0 / 0 7
5469 codeforces#P840B  Leha and another game about graph 0 / 0 7
5433 codeforces#P847F  Berland Elections 0 / 0 7
5417 codeforces#P850B  Arpa and a list of numbers 0 / 0 7
5408 codeforces#P852C  Property 0 / 0 7
5407 codeforces#P852D  Exploration plan 0 / 0 7
5406 codeforces#P852E  Casinos and travel 0 / 0 7
5399 codeforces#P853C  Boredom 0 / 0 7
5372 codeforces#P859D  Third Month Insanity 0 / 0 7
5371 codeforces#P859E  Desk Disorder 0 / 0 7
5363 codeforces#P862E  Mahmoud and Ehab and the function 0 / 0 7
5300 codeforces#P875C  National Property 0 / 0 7
5291 codeforces#P877D  Olya and Energy Drinks 0 / 0 7
5225 codeforces#P894E  Ralph and Mushrooms 0 / 0 7
5221 codeforces#P895D  String Mark 0 / 0 7
5201 codeforces#P899F  Letters Removing 0 / 0 7
5196 codeforces#P900E  Maximum Questions 0 / 0 7
5163 codeforces#P909D  Colorful Points 0 / 0 7
5126 codeforces#P912D  Fishes 0 / 0 7
5085 codeforces#P919E  Congruence Equation 0 / 0 7
5079 codeforces#P920E  Connected Components? 0 / 0 7
5022 codeforces#P926J  Segments 0 / 0 7
4987 codeforces#P936B  Sleepy Game 0 / 0 7
4935 codeforces#P954F  Runner's Problem 0 / 0 7
4929 codeforces#P955C  Sad powers 0 / 0 7
4899 codeforces#P960D  Full Binary Tree Queries 0 / 0 7
4897 codeforces#P960F  Pathwalks 0 / 0 7
4857 codeforces#P976E  Well played! 0 / 0 7
4834 codeforces#P980D  Perfect Groups 0 / 0 7
4807 codeforces#P985D  Sand Fortress 0 / 0 7

Categories

Lucky

Pick a problem randomly based on the current filter.