Problemset - Codeforces

→ Pay attention

Before contest
Codeforces Round 940 (Div. 2) and CodeCraft-23
29:03:11
Register now »

*has extra registration

→ Filter Problems

Difficulty: —

binary search

Add tag

Problems

#	Name
1721C	Min-Max Array Transformation binary search, greedy, two pointers	1400	x12925
1719C	Fighting Tournament binary search, data structures, implementation, two pointers	1400	x12820
1714G	Path Prefixes binary search, data structures, dfs and similar, trees	1700	x7057
1712F	Triameter binary search, data structures, dfs and similar, trees	3200	x300
1712E1	LCM Sum (easy version) binary search, brute force, combinatorics, math, number theory, two pointers	2300	x2031
1712D	Empty Graph binary search, constructive algorithms, data structures, greedy, shortest paths	2000	x4243
1710E	Two Arrays binary search, games, graph matchings	2400	x460
1710B	Rain binary search, brute force, data structures, geometry, greedy, implementation, math	2100	x2344
1709D	Rorororobot binary search, data structures, greedy, math	1700	x8040
1707E	Replace binary search, data structures	3500	x554
1707A	Doremy's IQ binary search, constructive algorithms, greedy, implementation	1600	x12776
1706E	Qpwoeirut and Vertices binary search, data structures, dfs and similar, divide and conquer, dsu, greedy, trees	2300	x2340
1706D1	Chopping Carrots (Easy Version) binary search, brute force, constructive algorithms, greedy, number theory	1700	x6641
1705E	Mark and Professor Koro binary search, bitmasks, brute force, combinatorics, data structures, greedy	2300	x1973
1703F	Yet Another Problem About Pairs Satisfying an Inequality binary search, data structures, dp, greedy, sortings	1300	x17986
1701D	Permutation Restoration binary search, data structures, greedy, math, sortings, two pointers	1900	x5447
1701C	Schedule Management binary search, greedy, implementation, two pointers	1400	x15625
1700D	River Locks binary search, dp, greedy, math	1900	x5809
1698D	Fixed Point Guessing binary search, constructive algorithms, interactive	1600	x8610
1697D	Guess The String binary search, constructive algorithms, interactive	1900	x4249
1697C	awoo's Favorite Problem binary search, constructive algorithms, data structures, greedy, implementation, strings, two pointers	1400	x13904
1696D	Permutation Graph binary search, constructive algorithms, data structures, divide and conquer, greedy, shortest paths	1900	x5150
1693F	I Might Be Wrong binary search, greedy, two pointers	3400	x273
1692E	Binary Deque binary search, implementation, two pointers	1200	x19741
1691D	Max GEQ Sum binary search, constructive algorithms, data structures, divide and conquer, implementation, two pointers	1800	x5424
1690G	Count the Trains binary search, data structures, greedy, sortings	2000	x3213
1690E	Price Maximization binary search, greedy, math, two pointers	1500	x14416
1687D	Cute number binary search, brute force, data structures, dsu, implementation, math	2900	x554
1687C	Sanae and Giant Robot binary search, brute force, data structures, dsu, greedy, sortings	2500	x1333
1684E	MEX vs DIFF binary search, brute force, constructive algorithms, data structures, greedy, two pointers	2100	x3028
1680C	Binary String binary search, greedy, strings, two pointers	1600	x9442
1679D	Toss a Coin to Your Graph... binary search, dfs and similar, dp, graphs	1900	x4543
1676E	Eating Queries binary search, greedy, sortings	1100	x24390
1674E	Breaking the Wall binary search, brute force, constructive algorithms, greedy, math	2000	x6131
1672E	notepad.exe binary search, constructive algorithms, greedy, interactive	2200	x2086
1671C	Dolce Vita binary search, brute force, greedy, math	1200	x15806
1670D	Very Suspicious binary search, brute force, geometry, greedy, implementation, math	1700	x4935
1669F	Eating Candies binary search, data structures, greedy, two pointers	1100	x22803
1666E	Even Split binary search, constructive algorithms, greedy, math	2500	x669
1665C	Tree Infection binary search, greedy, sortings, trees	1600	x8014
1661F	Teleporters binary search, greedy	2600	x549
1661C	Water the Trees binary search, greedy, math	1700	x8933
1659C	Line Empire binary search, brute force, dp, greedy, implementation, math	1500	x9576
1657D	For Gamers. By Gamers. binary search, brute force, greedy, math, sortings	2000	x4691
1656F	Parametric MST binary search, constructive algorithms, graphs, greedy, math, sortings	2600	x981
1651F	Tower Defense binary search, brute force, data structures	3000	x360
1651D	Nearest Excluded Points binary search, data structures, dfs and similar, graphs, shortest paths	1900	x4790
1650E	Rescheduling the Exam binary search, data structures, greedy, implementation, math, sortings	1900	x3990
1641C	Anonymity Is Important binary search, brute force, data structures, dsu, greedy, sortings	2200	x2303
1637E	Best Pair binary search, brute force, implementation	2100	x3175
1633E	Spanning Tree Queries binary search, data structures, dfs and similar, dsu, graphs, greedy, math, sortings, trees	2400	x1454
1632E2	Distance Tree (hard version) binary search, dfs and similar, shortest paths, trees	2700	x923
1632E1	Distance Tree (easy version) binary search, data structures, dfs and similar, graphs, shortest paths, trees	2400	x1105
1632D	New Year Concert binary search, data structures, greedy, math, number theory, two pointers	2000	x4447
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x12200
1630B	Range and Partition binary search, constructive algorithms, data structures, greedy, two pointers	1800	x5485
1628F	Spaceship Crisis Management binary search, data structures, geometry, sortings	3500	x84
1628E	Groceries in Meteor Town binary search, data structures, dsu, trees	3100	x820
1628A	Meximum Array binary search, constructive algorithms, greedy, implementation, math, two pointers	1400	x15152
1626D	Martial Arts Tournament binary search, brute force, greedy, math	2100	x3774
1626C	Monsters And Spells binary search, data structures, dp, greedy, implementation, math, two pointers	1700	x10572
1625E2	Cats on the Upgrade (hard version) binary search, data structures, dfs and similar, graphs, trees	2800	x574
1624F	Interacdive Problem binary search, constructive algorithms, interactive	2000	x3161
1624D	Palindromes Coloring binary search, greedy, sortings, strings	1400	x16172
1623C	Balanced Stone Heaps binary search, greedy	1600	x11206
1622C	Set or Decrease binary search, brute force, greedy, sortings	1600	x12261
1621E	New School binary search, data structures, dp, greedy, implementation, sortings	2300	x1709
1619G	Unusual Minesweeper binary search, dfs and similar, dsu, greedy, sortings	2000	x2256
1619D	New Year's Problem binary search, greedy, sortings	1800	x7211
1617C	Paprika and Permutation binary search, greedy, math, sortings	1300	x14419
1615H	Reindeer Games binary search, constructive algorithms, data structures, divide and conquer, flows, graphs, shortest paths	3000	x306
1614E	Divan and a Cottage binary search, data structures	2600	x806
1613C	Poisoned Dagger binary search	1200	x22411
1612C	Chat Ban binary search, math	1300	x15690
1611F	ATM and Students binary search, data structures, two pointers	1800	x6148
1611B	Team Composition: Programmers and Mathematicians binary search, constructive algorithms, math	800	x28340
1610E	AmShZ and G.O.A.T. binary search, brute force, greedy, implementation, math	2300	x1621
1610C	Keshi Is Throwing a Party binary search, greedy	1600	x10604
1609C	Complex Market Analysis binary search, dp, implementation, number theory, schedules, two pointers	1400	x9451
1608G	Alphabetic Tree binary search, data structures, dfs and similar, hashing, string suffix structures, strings, trees	3500	x146
1608E	The Cells on the Paper binary search, implementation, sortings	2800	x422
1605E	Array Equalizer binary search, greedy, implementation, math, number theory, sortings, two pointers	2400	x993
1601F	Two Sorts binary search, dfs and similar, math, meet-in-the-middle	3400	x166
1598F	RBS binary search, bitmasks, brute force, data structures, dp	2400	x1318
1593C	Save More Mice binary search, greedy, greedy	1000	x23805
1592D	Hemose in ICPC ? binary search, dfs and similar, implementation, interactive, math, number theory, trees	2300	x2153
1592A	Gamer Hemose binary search, greedy, math, sortings	800	x21534
1588F	Jumping Through the Array binary search, data structures, graphs, two pointers	3500	x266
1584E	Game with Stones binary search, data structures, games, greedy	2300	x1213
1584D	Guess the Permutation binary search, combinatorics, interactive, math	2000	x3505
1582F2	Korney Korneevich and XOR (hard version) binary search, brute force, dp, greedy, two pointers	2400	x1706
1582E	Pchelyonok and Segments binary search, data structures, dp, greedy, math	2000	x3573
1578L	Labyrinth binary search, dsu, greedy	2400	x1046
1575J	Jeopardy of Dropped Balls binary search, brute force, dsu, implementation	1500	x3624
1575B	Building an Amusement Park binary search, geometry	2300	x448
1574D	The Strongest Build binary search, brute force, data structures, dfs and similar, graphs, greedy, hashing, implementation	2000	x4325
1574C	Slay the Dragon binary search, greedy, sortings, ternary search	1300	x16452
1572E	Polygon binary search, dp, geometry	3000	x276
1572A	Book binary search, brute force, data structures, dp, graphs, implementation, sortings	1800	x8496
1571I	Physical Examination *special problem, binary search, data structures	3200	x54