ID Problem Show tags Hide tags AC / Tried Difficulty
5035 codeforces#P925C  Big Secret 0 / 0 8
5024 codeforces#P926H  Endless Roses Most Beautiful 0 / 0 8
5005 codeforces#P932D  Tree 0 / 0 8
4959 codeforces#P946E  Largest Beautiful Number 0 / 0 8
4941 codeforces#P952G  Puzzling Language 0 / 0 8
4932 codeforces#P954I  Yet Another String Matching Problem 0 / 0 8
4920 codeforces#P958B2  Maximum Control (medium) 0 / 0 8
4913 codeforces#P958E2  Guard Duty (medium) 0 / 0 8
4883 codeforces#P962E  Byteland, Berland and Disputed Cities 0 / 0 8
4869 codeforces#P965E  Short Code 0 / 0 8
4839 codeforces#P979D  Kuro and GCD and XOR and SUM 0 / 0 8
4833 codeforces#P980E  The Number Games 0 / 0 8
4827 codeforces#P981E  Addition on Segments 0 / 0 8
4700 codeforces#P1003F  Abbreviation 0 / 0 8
4558 codeforces#P1034B  Little C Loves 3 II 0 / 0 8
4543 codeforces#P1037E  Trips 0 / 0 8
4531 codeforces#P1039C  Network Safety 0 / 0 8
4498 codeforces#P1045D  Interstellar battle 0 / 0 8
4495 codeforces#P1045G  AI robots 0 / 0 8
4449 codeforces#P1059D  Nature Reserve 0 / 0 8
4416 codeforces#P1065D  Three Pieces 0 / 0 8
4398 codeforces#P1070A  Find a Number 0 / 0 8
4316 codeforces#P1089A  Alice the Fan 0 / 0 8
4279 codeforces#P1092D1  Great Vova Wall (Version 1) 0 / 0 8
4278 codeforces#P1092D2  Great Vova Wall (Version 2) 0 / 0 8
4252 codeforces#P1097D  Makoto and a Blackboard 0 / 0 8
4233 codeforces#P1100E  Andrew and Taxi 0 / 0 8
4207 codeforces#P1105E  Helping Hiasat 0 / 0 8
4177 codeforces#P1110D  Jongmah 0 / 0 8
4176 codeforces#P1110E  Magic Stones 0 / 0 8
4161 codeforces#P1114E  Arithmetic Progression 0 / 0 8
4136 codeforces#P1117E  Decypher the String 0 / 0 8
4074 codeforces#P1136E  Nastya Hasn't Written a Legend 0 / 0 8
4055 codeforces#P1140E  Palindrome-less Arrays 0 / 0 8
3999 codeforces#P1149B  Three Religions 0 / 0 8
3976 codeforces#P1153E  Serval and Snake 0 / 0 8
3968 codeforces#P1154G  Minimum Possible LCM 0 / 0 8
3963 codeforces#P1155E  Guess the Root 0 / 0 8
3958 codeforces#P1156D  0-1-Tree 0 / 0 8
3957 codeforces#P1156E  Special Segments of Permutation 0 / 0 8
3947 codeforces#P1157G  Inverse of Rows and Columns 0 / 0 8
3945 codeforces#P1158B  The minimal unique substring 0 / 0 8
3917 codeforces#P1166D  Cute Sequences 0 / 0 8
3905 codeforces#P1168C  And Reachability 0 / 0 8
3872 codeforces#P1175E  Minimal Segment Cover 0 / 0 8
3856 codeforces#P1178F1  Short Colorful Strip 0 / 0 8
3850 codeforces#P1179C  Serge and Dining Room 0 / 0 8
3842 codeforces#P1181D  Irrigation 0 / 0 8
3821 codeforces#P1184B2  The Doctor Meets Vader (Medium) 0 / 0 8
3818 codeforces#P1184C2  Heidi and the Turing Test (Medium) 0 / 0 8
3763 codeforces#P1194E  Count The Rectangles 0 / 0 8
3747 codeforces#P1196F  K-th Path 0 / 0 8
3681 codeforces#P1208E  Let Them Slide 0 / 0 8
3630 codeforces#P1215E  Marbles 0 / 0 8
3623 codeforces#P1216E2  Numerical Sequence (hard version) 0 / 0 8
3600 codeforces#P1220E  Tourism 0 / 0 8
3578 codeforces#P1225E  Rock Is Push 0 / 0 8
3570 codeforces#P1227E  Arson In Berland Forest 0 / 0 8
3569 codeforces#P1227F1  Wrong Answer on test 233 (Easy Version) 0 / 0 8
3557 codeforces#P1231E  Middle-Out 0 / 0 8
3550 codeforces#P1234F  Yet Another Substring Reverse 0 / 0 8
3530 codeforces#P1238E  Keyboard Purchase 0 / 0 8
3529 codeforces#P1238F  The Maximum Subtree 0 / 0 8
3487 codeforces#P1249F  Maximum Weight Subset 0 / 0 8
3461 codeforces#P1252E  Songwriter 0 / 0 8
3449 codeforces#P1253E  Antenna Coverage 0 / 0 8
3355 codeforces#P1272F  Two Bracket Sequences 0 / 0 8
3341 codeforces#P1278E  Tests for problem D 0 / 0 8
3314 codeforces#P1283F  DIY Garland 0 / 0 8
3258 codeforces#P1295E  Permutation Separation 0 / 0 8
3213 codeforces#P1303E  Erase Subsequences 0 / 0 8
3199 codeforces#P1305E  Kuroni and the Score Distribution 0 / 0 8
3178 codeforces#P1311E  Construct the Binary Tree 0 / 0 8
3114 codeforces#P1327D  Infinite Path 0 / 0 8
3105 codeforces#P1328F  Make k Equal 0 / 0 8
3077 codeforces#P1333F  Kate and imperfection 0 / 0 8
3072 codeforces#P1334E  Divisor Paths 0 / 0 8
3063 codeforces#P1335F  Robots on a Grid 0 / 0 8
3060 codeforces#P1336C  Kaavi and Magic Spell 0 / 0 8
3051 codeforces#P1338C  Perfect Triples 0 / 0 8
2979 codeforces#P1353F  Decreasing Heights 0 / 0 8
2836 codeforces#P1373E  Sum of Digits 0 / 0 8
2787 codeforces#P1384B2  Koa and the Beach (Hard Version) 0 / 0 8
2763 codeforces#P1389E  Calendar Ambiguity 0 / 0 8
2721 codeforces#P1398E  Two Types of Spells 0 / 0 8
2713 codeforces#P1399E2  Weights Division (hard version) 0 / 0 8
2707 codeforces#P1400E  Clear the Multiset 0 / 0 8
2682 codeforces#P1406D  Three Sequences 0 / 0 8
2677 codeforces#P1407D  Discrete Centrifugal Jumps 0 / 0 8
2643 codeforces#P1415E  New Game Plus! 0 / 0 8
2587 codeforces#P1424M  Ancient Language 0 / 0 8
2582 codeforces#P1425E  Excitation of Atoms 0 / 0 8
2560 codeforces#P1428E  Carrots for Rabbits 0 / 0 8
2520 codeforces#P1437E  Make It Increasing 0 / 0 8
2514 codeforces#P1438D  Powerful Ksenia 0 / 0 8
2421 codeforces#P1461E  Water Level 0 / 0 8
2393 codeforces#P1467D  Sum of Paths 0 / 0 8
2391 codeforces#P1468A  LaIS 0 / 0 8
2384 codeforces#P1468H  K and Medians 0 / 0 8
2368 codeforces#P1470D  Strange Housing 0 / 0 8

Categories

Lucky

Pick a problem randomly based on the current filter.