Problemset - Codeforces

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Before contest
Codeforces Round (Div. 2)
5 days

→ Filter Problems

Difficulty: —

binary search

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Problems

#	Name
1951I	Growing Trees binary search, constructive algorithms, flows, graphs, greedy		x29
1211H	Road Repair in Treeland *special problem, binary search, dp, trees	3100	x41
1571I	Physical Examination *special problem, binary search, data structures	3200	x54
1936F	Grand Finale: Circles binary search, geometry	3300	x61
1427H	Prison Break binary search, games, geometry, ternary search	3500	x68
1876F	Indefinite Clownfish binary search, graphs	3500	x71
1910H	Sum of Digits of Sums *special problem, binary search, data structures	2400	x77
1726H	Mainak and the Bleeding Polygon binary search, geometry, implementation, math	3500	x78
1428H	Rotary Laser Lock binary search, interactive	3500	x83
1906D	Spaceship Exploration binary search, geometry	2800	x84
1628F	Spaceship Crisis Management binary search, data structures, geometry, sortings	3500	x84
1746G	Olympiad Training binary search, data structures, dp, flows, geometry, implementation, sortings	3500	x88
1071E	Rain Protection binary search, geometry	3500	x88
1275F	Шардирование постов *special problem, binary search, interactive		x91
925F	Parametric Circulation binary search, flows	3100	x93
649E	Автобус binary search, data structures, greedy, sortings	2100	x102
185E	Soap Time! - 2 binary search, data structures	3000	x102
774F	Pens And Days Of Week *special problem, binary search, number theory	2700	x104
799G	Cut the pie binary search, data structures, geometry	3500	x106
1737G	Ela Takes Dancing Class binary search, data structures	3500	x107
1305H	Kuroni the Private Tutor binary search, greedy	3500	x107
645G	Armistice Area Apportionment binary search, geometry	3200	x108
1866F	Freak Joker Process binary search, data structures, sortings	3100	x110
1170F	Wheels *special problem, binary search, greedy		x113
1876G	Clubstep binary search, brute force, data structures, greedy, trees	3500	x114
780H	Intranet of Buses binary search, geometry, implementation, two pointers	3100	x115
1725D	Deducing Sortability binary search, bitmasks, math	2900	x116
696F	...Dary! binary search, geometry, two pointers	3300	x118
772E	Verifying Kingdom binary search, divide and conquer, interactive, trees	3200	x121
1250I	Show Must Go On binary search, brute force, greedy, shortest paths	3100	x126
1901F	Landscaping binary search, geometry, two pointers	2900	x140
1861F	Four Suits binary search, bitmasks, flows, greedy	3200	x143
1608G	Alphabetic Tree binary search, data structures, dfs and similar, hashing, string suffix structures, strings, trees	3500	x146
1158E	Strange device binary search, interactive, math, trees	3400	x146
1431F	Neural Network Problem *special problem, binary search, greedy	2100	x152
1951H	Thanos Snap binary search, dp, games, greedy, trees		x154
887E	Little Brother binary search, geometry, sortings	2800	x161
1466I	The Riddle of the Sphinx binary search, data structures, data structures, interactive	3400	x165
1601F	Two Sorts binary search, dfs and similar, math, meet-in-the-middle	3400	x166
1488F	Dogecoin special problem, special problem, binary search, data structures	2300	x166
1895G	Two Characters, Two Colors binary search, data structures, dp, flows, greedy	3100	x167
1329E	Dreamoon Loves AA binary search, greedy	3300	x167
374E	Inna and Babies binary search, data structures, dsu, geometry, implementation	2600	x175
1943E2	MEX Game 2 (Hard Version) binary search, greedy, two pointers	3300	x183
1211E	Double Permutation Inc. *special problem, binary search, greedy	2000	x188
1787H	Codeforces Scoreboard binary search, data structures, dp, geometry	3300	x195
1178H	Stock Exchange binary search, flows, graphs	3500	x204
592E	BCPC binary search, geometry, two pointers	2700	x207
1533F	Binary String Partition *special problem, binary search, greedy		x208
1098E	Fedya the Potter binary search, implementation, math, number theory	3400	x208
1500E	Subset Trick binary search, data structures	3300	x209
815E	Karen and Neighborhood binary search, constructive algorithms, implementation	2900	x216
774B	Significant Cups *special problem, binary search, data structures, two pointers	2100	x216
309E	Sheep binary search, greedy	2900	x216
1190E	Tokitsukaze and Explosion binary search, greedy	3100	x220
1515I	Phoenix and Diamonds binary search, data structures, sortings	3400	x222
1211D	Teams *special problem, binary search, greedy, math	2000	x222
1223G	Wooden Raft binary search, math, number theory	3200	x225
164D	Minimum Diameter binary search, brute force	3100	x228
1109C	Sasha and a Patient Friend binary search, data structures, implementation	2800	x241
607E	Cross Sum binary search, geometry	3300	x243
1386A	Colors *special problem, binary search, constructive algorithms, interactive	2700	x246
1832F	Zombies binary search, dp	3200	x247
1170E	Sliding Doors *special problem, binary search		x251
1900F	Local Deletions binary search, data structures, implementation	2800	x252
434E	Furukawa Nagisa's Tree binary search, divide and conquer, sortings, trees	3000	x252
350D	Looking for Owls binary search, data structures, geometry, hashing, sortings	2400	x252
1297D	Bonus Distribution *special problem, binary search, greedy, sortings		x257
1540D	Inverse Inversions binary search, brute force, data structures	3200	x259
1482G	Vabank binary search, interactive	3200	x261
1588F	Jumping Through the Array binary search, data structures, graphs, two pointers	3500	x265
1446F	Line Distance binary search, data structures, geometry	3200	x266
1531E3	Сортировка слиянием *special problem, binary search		x267
1416E	Split binary search, data structures, dp, greedy	3200	x267
1533E	Chess Team Forming *special problem, binary search, data structures, greedy		x268
121D	Lucky Segments binary search, implementation, two pointers	2500	x268
1693F	I Might Be Wrong binary search, greedy, two pointers	3400	x273
1572E	Polygon binary search, dp, geometry	3000	x276
1913F	Palindromic Problem binary search, data structures, hashing, string suffix structures, strings	2800	x283
1403A	The Potion of Great Power *special problem, 2-sat, binary search, data structures, graphs, interactive, sortings, two pointers	2400	x283
1838F	Stuck Conveyor binary search, constructive algorithms, interactive	3000	x288
1470E	Strange Permutation binary search, combinatorics, data structures, dp, graphs, implementation, two pointers	3200	x289
97C	Winning Strategy binary search, graphs, math, shortest paths	2400	x295
721E	Road to Home binary search, dp	2700	x299
78D	Archer's Shot binary search, geometry, math, two pointers	2300	x299
1712F	Triameter binary search, data structures, dfs and similar, trees	3200	x300
1753E	N Machines binary search, brute force, greedy	3300	x305
1615H	Reindeer Games binary search, constructive algorithms, data structures, divide and conquer, flows, graphs, shortest paths	3000	x306
1923F	Shrink-Reverse binary search, brute force, greedy, hashing, implementation, string suffix structures, strings	2800	x309
1468L	Prime Divisors Selection binary search, greedy, math, number theory	2700	x309
1943E1	MEX Game 2 (Easy Version) binary search, brute force, greedy	2900	x311
1552H	Guess the Perimeter binary search, interactive, number theory	3300	x313
1488D	Problemsolving Marathon *special problem, binary search, greedy	1900	x313
774L	Bars *special problem, binary search	2000	x321
1887E	Good Colorings binary search, constructive algorithms, graphs, interactive	3100	x326
1182F	Maximum Sine binary search, data structures, number theory	2700	x328
713E	Sonya Partymaker binary search, dp	3300	x333
11E	Forward, march! binary search, dp, greedy	2800	x333
1776M	Parmigiana With Seafood binary search, dp, greedy, trees	3000	x336
1773H	Hot and Cold binary search, interactive	2600	x336

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