151–200 of 1700 problemsPage 4 of 34
Solve any Codeforces or AtCoder problem
Paste a problem or contest URL to open it in the tutor IDE
Supports Codeforces & AtCoder — problem or contest links. Live-contest problems are blocked until the contest ends.
1157EMinimum Array1700binary search, data structures, greedy1157FMaximum Balanced Circle2000constructive algorithms, dp, greedy1162BDouble Matrix1400brute force, greedy1166BAll the Vowels Please1100constructive algorithms, math, number theory1166CA Tale of Two Lands1500binary search, sortings, two pointers1166DCute Sequences2200binary search, brute force, greedy1166EThe LCMs Must be Large2100bitmasks, brute force, constructive algorithms1166FVicky's Delivery Service2400data structures, dsu, graphs1172ANauuo and Cards1800greedy, implementation1172BNauuo and Circle1900combinatorics, dfs and similar, dp1172C1Nauuo and Pictures (easy version)2300dp, probabilities1173BNauuo and Chess1100constructive algorithms, greedy1176BMerge it!1100math1176CLose it!1300dp, greedy, implementation1176DRecover it!1800dfs and similar, graphs, greedy1176ECover it!1700dfs and similar, dsu, graphs1176FDestroy it!2100dp, implementation, sortings1177BDigits Sequence (Hard Edition)1800binary search, divide and conquer, implementation1182AFilling Shapes1000dp, math1182CBeautiful Lyrics1700data structures, greedy, strings1182DComplete Mirror2400constructive algorithms, dfs and similar, dp1182EProduct Oriented Recurrence2300dp, math, matrices1183CComputer Game1400binary search, math1183DCandy Box (easy version)1400greedy, sortings1183ESubsequences (easy version)2000dp, graphs, implementation1183FTopforces Strikes Back2100brute force, math, sortings1183GCandy Box (hard version)2000greedy, implementation, sortings1183HSubsequences (hard version)1900dp, strings1186CVus the Cossack and Strings1800implementation, math1186DVus the Cossack and Numbers1500constructive algorithms, greedy, math1186FVus the Cossack and a Graph2400dfs and similar, graphs, greedy1187BLetters Shop1300binary search, implementation, strings1187CVasya And Array1800constructive algorithms, greedy, implementation1187ETree Painting2100dfs and similar, dp, trees118CFancy Number1900brute force, greedy, sortings118DCaesar's Legions1700dp118EBertown roads2000dfs and similar, graphs1197BPillars1000greedy, implementation1197CArray Splitting1400greedy, sortings1197DYet Another Subarray Problem1900dp, greedy, math1197ECulture Code2300binary search, combinatorics, data structures119CEducation Reform2000dp1202AYou Are Given Two Binary Strings...1100bitmasks, greedy1202BYou Are Given a Decimal String...1700brute force, dp, shortest paths1202CYou Are Given a WASD-string...2100brute force, data structures, dp1202DPrint a 1337-string...1900combinatorics, constructive algorithms, math1203BEqual Rectangles1200greedy, math1203CCommon Divisors1300implementation, math1203D1Remove the Substring (easy version)1600greedy, implementation1203D2Remove the Substring (hard version)1700binary search, greedy, implementation
Sign in to unlock AI-powered hints and track your progress.