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1108E1Array and Segments (Easy version)1800brute force, greedy, implementation1108FMST Unification2100binary search, dsu, graphs1109ASasha and a Bit of Relax1600dp, implementation1109DSasha and Interesting Fact from Graph Theory2400brute force, combinatorics, dp1110BTape1400greedy, sortings1110CMeaningless Operations1500constructive algorithms, math, number theory1110DJongmah2200dp1110EMagic Stones2200constructive algorithms, math, sortings1111BAverage Superhero Gang Power1700brute force, implementation, math1111CCreative Snap1700binary search, brute force, divide and conquer1114BYet Another Array Partitioning Task1500constructive algorithms, greedy, sortings1114CTrailing Loves (or L'oeufs?)1700brute force, implementation, math1114DFlood Fill1900dp1114EArithmetic Progression2200binary search, interactive, number theory1114FPlease, another Queries on Array?2400bitmasks, data structures, divide and conquer1118D1Coffee and Coursework (Easy version)1700brute force, greedy1118D2Coffee and Coursework (Hard Version)1700binary search, greedy1118F1Tree Cutting (Easy Version)1800dfs and similar, trees1129A1Toy Train (Simplified)1700brute force, greedy1129A2Toy Train1800brute force, greedy1129CMorse Code2400binary search, data structures, dp1131BDraw!1400greedy, implementation1131CBirthday1200binary search, greedy, sortings1131DGourmet choice2000dfs and similar, dp, dsu1131EString Multiplication2300dp, greedy, strings1138BCircus1800brute force, greedy, math1139BChocolates1000greedy, implementation1139CEdgy Trees1500dfs and similar, dsu, graphs1139DSteps to One2300dp, math, number theory1139EMaximize Mex2400flows, graph matchings, graphs1142AThe Beatles1700brute force, math1142BLynyrd Skynyrd2000data structures, dfs and similar, dp1143BNirvana1200brute force, math, number theory1143CQueen1400dfs and similar, trees1146CTree Diameter1700bitmasks, graphs, interactive1146DFrog Jumping2100dfs and similar, math, number theory1146EHot is Cold2400bitmasks, data structures, divide and conquer1147AHide and Seek1500graphs1147DPalindrome XOR2400dfs and similar, graphs114ACifera1000math114BPFAST Inc.1500bitmasks, brute force, graphs1153AServal and Bus1000brute force, math1153BServal and Toy Bricks1200constructive algorithms, greedy1153CServal and Parenthesis Sequence1700greedy, strings1153DServal and Rooted Tree1900binary search, dfs and similar, dp1153EServal and Snake2200binary search, brute force, interactive1157BLong Number1300greedy1157C1Increasing Subsequence (easy version)1300greedy1157C2Increasing Subsequence (hard version)1700greedy1157DN Problems During K Days1900constructive algorithms, greedy, math
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