1601–1650 of 1700 problemsPage 33 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.
873DMerge Sort1800constructive algorithms, divide and conquer873EAwards For Contestants2300brute force, data structures, dp876BDivisiblity of Differences1300implementation, math, number theory877BNikita and string1500brute force, dp877DOlya and Energy Drinks2100data structures, dfs and similar, graphs877EDanil and a Part-time Job2000bitmasks, data structures, trees883CDownloading B++2300binary search, implementation883GOrientation of Edges1900dfs and similar, graphs883IPhoto Processing1900binary search, dp883JRenovation2400constructive algorithms, greedy, sortings883KRoad Widening1800constructive algorithms, greedy, implementation883MQuadcopter Competition1100greedy, math886CPetya and Catacombs1300dsu, greedy, implementation886DRestoration of string2000constructive algorithms, graphs, implementation886EMaximum Element2400combinatorics, dp, math887DRatings and Reality Shows2400data structures, two pointers892BWrath1200greedy, implementation, two pointers896ANephren gives a riddle1700binary search, dfs and similar896BIthea Plays With Chtholly2000binary search, constructive algorithms, games903BThe Modcrab1200greedy, implementation903CBoxes Packing1200greedy903DAlmost Difference2200data structures, math903FClear The Matrix2200bitmasks, dp90ACableway1000greedy, math912DFishes2100data structures, graphs, greedy912EPrime Gift2400binary search, dfs and similar, math913BChristmas Spruce1200implementation, trees913CParty Lemonade1600bitmasks, dp, greedy913DToo Easy Problems1800binary search, brute force, data structures913ELogical Expression2400bitmasks, dp, shortest paths916BJamie and Binary Sequence (changed after round)2000bitmasks, greedy, math916CJamie and Interesting Graph1600constructive algorithms, graphs, shortest paths916DJamie and To-do List2200data structures, interactive, trees916EJamie and Tree2400data structures, trees917AThe Monster1800dp, greedy, implementation917BMADMAX1700dfs and similar, dp, games922DRobot Vacuum Cleaner1800greedy, sortings922EBirds2200dp922FDivisibility2400constructive algorithms, dp, greedy923APrimal Sport1700math, number theory923BProducing Snow1600binary search, data structures923CPerfect Security1800data structures, greedy, strings926A2-3-numbers1300implementation, math926BAdd Points1800math, number theory932BRecursive Queries1300binary search, data structures, dfs and similar932DTree2200binary search, dp, trees932ETeam Work2400combinatorics, dp, math940APoints on the line1200brute force, greedy, sortings940BOur Tanya is Crying Out Loud1400dp, greedy940DAlena And The Heater1600binary search, implementation
Sign in to unlock AI-powered hints and track your progress.