Problemset - Codeforces

→ Pay attention

Contest is running
Kotlin Heroes: Practice 10
02:47:57
Register now »

Before contest
Kotlin Heroes: Episode 10
03:47:57
Register now »

→ Filter Problems

Difficulty: —

binary search

Add tag

Problems

#	Name
701C	They Are Everywhere binary search, strings, two pointers	1500	x13784
1913C	Game with Multiset binary search, bitmasks, brute force, greedy	1300	x13669
1183C	Computer Game binary search, math	1400	x13663
1561C	Deep Down Below binary search, greedy, sortings	1300	x13530
1848B	Vika and the Bridge binary search, data structures, greedy, implementation, math, sortings	1200	x13391
1749C	Number Game binary search, data structures, games, greedy, implementation	1400	x13377
1279B	Verse For Santa binary search, brute force, implementation	1300	x13359
1263C	Everyone is a Winner! binary search, math, meet-in-the-middle, number theory	1400	x13353
1845C	Strong Password binary search, dp, greedy, strings	1400	x13341
1902B	Getting Points binary search, brute force, greedy	1100	x13328
448D	Multiplication Table binary search, brute force	1800	x13298
1359C	Mixing Water binary search, math	1700	x13278
1792C	Min Max Sort binary search, brute force, greedy, math, two pointers	1500	x13250
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13244
1462E1	Close Tuples (easy version) binary search, combinatorics, math, sortings, two pointers	1500	x13206
702C	Cellular Network binary search, implementation, two pointers	1500	x13172
812C	Sagheer and Nubian Market binary search, sortings	1500	x13154
670D2	Magic Powder - 2 binary search, implementation	1500	x13086
1721C	Min-Max Array Transformation binary search, greedy, two pointers	1400	x12980
1840D	Wooden Toy Festival binary search, greedy, sortings	1400	x12870
1719C	Fighting Tournament binary search, data structures, implementation, two pointers	1400	x12869
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x12857
1707A	Doremy's IQ binary search, constructive algorithms, greedy, implementation	1600	x12855
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12849
348A	Mafia binary search, math, sortings	1600	x12621
1042A	Benches binary search, implementation	1100	x12510
1794C	Scoring Subsequences binary search, greedy, math, two pointers	1300	x12477
1379B	Dubious Cyrpto binary search, brute force, math, number theory	1500	x12473
1622C	Set or Decrease binary search, brute force, greedy, sortings	1600	x12391
271B	Prime Matrix binary search, brute force, math, number theory	1300	x12382
372A	Counting Kangaroos is Fun binary search, greedy, sortings, two pointers	1600	x12373
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x12271
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x12252
1249C2	Good Numbers (hard version) binary search, greedy, math, meet-in-the-middle	1500	x12218
1333C	Eugene and an array binary search, data structures, implementation, two pointers	1700	x12178
1076C	Meme Problem binary search, math	1300	x12096
1872E	Data Structures Fan binary search, bitmasks, data structures, dp	1500	x12030
1951B	Battle Cows binary search, data structures, greedy	1200	x12028
1805C	Place for a Selfie binary search, data structures, geometry, math	1400	x12023
75C	Modified GCD binary search, number theory	1600	x12010
1907D	Jumping Through Segments binary search, constructive algorithms	1400	x11987
1187B	Letters Shop binary search, implementation, strings	1300	x11974
1807E	Interview binary search, implementation, interactive	1300	x11897
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x11880
1730B	Meeting on the Line binary search, geometry, greedy, implementation, math, ternary search	1600	x11865
1416A	k-Amazing Numbers binary search, data structures, implementation, two pointers	1500	x11744
1725B	Basketball Together binary search, greedy, sortings	1000	x11731
1884B	Haunted House binary search, greedy, math, two pointers	1100	x11683
1486C1	Guessing the Greatest (easy version) binary search, interactive	1600	x11638
1811E	Living Sequence binary search, dp, math, number theory	1500	x11574
1791F	Range Update Point Query binary search, brute force, data structures	1500	x11530
1795C	Tea Tasting binary search, data structures, implementation	1500	x11447
1623C	Balanced Stone Heaps binary search, greedy	1600	x11339
1760F	Quests binary search, greedy, sortings	1500	x11331
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x11318
1539D	PriceFixed binary search, greedy, implementation, sortings, two pointers	1600	x11284
1479A	Searching Local Minimum binary search, interactive, ternary search	1700	x11115
778A	String Game binary search, greedy, strings	1700	x11114
1878E	Iva & Pav binary search, bitmasks, data structures, greedy	1400	x11104
1856C	To Become Max binary search, brute force, data structures, dp	1600	x11068
1336B	Xenia and Colorful Gems binary search, greedy, math, sortings, two pointers	1700	x11010
911B	Two Cakes binary search, brute force, implementation	1200	x10995
1843E	Tracking Segments binary search, brute force, data structures, two pointers	1600	x10989
1099B	Squares and Segments binary search, constructive algorithms, math	1100	x10983
1520F1	Guess the K-th Zero (Easy version) binary search, interactive	1600	x10945
755B	PolandBall and Game binary search, data structures, games, greedy, sortings, strings	1100	x10924
1610C	Keshi Is Throwing a Party binary search, greedy	1600	x10739
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10738
1904C	Array Game binary search, brute force, data structures, sortings, two pointers	1400	x10649
1626C	Monsters And Spells binary search, data structures, dp, greedy, implementation, math, two pointers	1700	x10617
1284B	New Year and Ascent Sequence binary search, combinatorics, data structures, dp, implementation, sortings	1400	x10590
1436C	Binary Search binary search, combinatorics	1500	x10531
1335E1	Three Blocks Palindrome (easy version) binary search, brute force, data structures, dp, two pointers	1700	x10455
1857F	Sum and Product binary search, data structures, math	1600	x10445
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x10324
1817A	Almost Increasing Subsequence binary search, data structures, greedy	1500	x10322
1355C	Count Triangles binary search, implementation, math, two pointers	1800	x10206
192A	Funky Numbers binary search, brute force, implementation	1300	x10129
1208B	Uniqueness binary search, brute force, implementation, two pointers	1500	x10078
1926E	Vlad and an Odd Ordering binary search, bitmasks, data structures, dp, implementation, math, number theory	1500	x10056
991C	Candies binary search, implementation	1500	x10020
274A	k-Multiple Free Set binary search, greedy, sortings	1500	x9863
1849C	Binary String Copying binary search, brute force, data structures, hashing, strings	1600	x9853
1119B	Alyona and a Narrow Fridge binary search, flows, greedy, sortings	1300	x9840
1011B	Planning The Expedition binary search, brute force, implementation	1200	x9808
1796C	Maximum Set binary search, math	1600	x9795
1475D	Cleaning the Phone binary search, dp, sortings, two pointers	1800	x9733
1100C	NN and the Optical Illusion binary search, geometry, math	1200	x9727
1933E	Turtle vs. Rabbit Race: Optimal Trainings binary search, implementation, math, ternary search	1500	x9716
1659C	Line Empire binary search, brute force, dp, greedy, implementation, math	1500	x9682
1326D2	Prefix-Suffix Palindrome (Hard version) binary search, greedy, hashing, string suffix structures, strings	1800	x9586
1485C	Floor and Mod binary search, brute force, math, number theory	1700	x9527
1680C	Binary String binary search, greedy, strings, two pointers	1600	x9512
1609C	Complex Market Analysis binary search, dp, implementation, number theory, schedules, two pointers	1400	x9491
732C	Sanatorium binary search, constructive algorithms, greedy, implementation, math	1200	x9474
385C	Bear and Prime Numbers binary search, brute force, data structures, dp, implementation, math, number theory	1700	x9389
975C	Valhalla Siege binary search	1400	x9374
607A	Chain Reaction binary search, dp	1600	x9349
1548B	Integers Have Friends binary search, data structures, divide and conquer, math, number theory, two pointers	1800	x9309
1198B	Welfare State binary search, brute force, data structures, sortings	1600	x9300