Problemset - Codeforces

→ Pay attention

Before contest
Educational Codeforces Round 174 (Rated for Div. 2)
38:00:20
Register now »

→ Filter Problems

Difficulty: —

brute force

Add tag

Problems

#	Name
907A	Masha and Bears brute force, implementation	1300	x5751
906C	Party bitmasks, brute force, dp, graphs	2400	x1401
906B	Seating of Students brute force, constructive algorithms, math	2200	x1158
903E	Swapping Characters brute force, hashing, implementation, strings	2200	x1492
900C	Remove Extra One brute force, data structures, math	1700	x4618
898F	Restoring the Expression brute force, hashing, math	2300	x1221
898B	Proper Nutrition brute force, implementation, number theory	1100	x9746
897B	Chtholly's request brute force	1300	x7251
895A	Pizza Separation brute force, implementation	1200	x6623
894D	Ralph And His Tour in Binary Country brute force, data structures, trees	2200	x1141
894A	QAQ brute force, dp	800	x35796
893B	Beautiful Divisors brute force, implementation	1000	x11664
891A	Pride brute force, dp, greedy, math, number theory	1500	x10705
888A	Local Extrema brute force, implementation	800	x11207
887C	Solution for Cube brute force, implementation	1500	x2916
887B	Cubes for Masha brute force, implementation	1300	x5705
886A	ACM ICPC brute force	1000	x10455
883H	Palindromic Cut brute force, implementation, strings	1800	x1662
877B	Nikita and string brute force, dp	1500	x10758
875A	Classroom Watch brute force, math	1200	x9801
873E	Awards For Contestants brute force, data structures, dp	2300	x714
870D	Something with XOR Queries brute force, interactive, probabilities	2000	x1239
870A	Search for Pretty Integers brute force, implementation	900	x10281
869D	The Overdosing Ubiquity brute force, dfs and similar, graphs	2800	x256
869A	The Artful Expedient brute force, implementation	1100	x9557
868D	Huge Strings bitmasks, brute force, dp, implementation, strings	2200	x931
868C	Qualification Rounds bitmasks, brute force, constructive algorithms, dp	1500	x4699
868A	Bark to Unlock brute force, implementation, strings	900	x9069
865F	Egg Roulette bitmasks, brute force, divide and conquer, math, meet-in-the-middle	3300	x74
865E	Hex Dyslexia bitmasks, brute force, dp, graphs	3300	x147
864B	Polycarp and Letters brute force, implementation, strings	1000	x9352
863B	Kayaking brute force, greedy, sortings	1500	x8890
863A	Quasi-palindrome brute force, implementation	900	x10374
859B	Lazy Security Guard brute force, geometry, math	1000	x7139
858B	Which floor? brute force, implementation	1500	x3780
858A	k-rounding brute force, math, number theory	1100	x8185
856A	Set Theory brute force, constructive algorithms	1600	x1470
855B	Marvolo Gaunt's Ring brute force, data structures, dp	1500	x9004
855A	Tom Riddle's Diary brute force, implementation, strings	800	x22755
854A	Fraction brute force, constructive algorithms, math	800	x13797
852I	Dating brute force, dfs and similar, graphs, trees	2300	x593
852A	Digits brute force, implementation, math	2500	x398
850E	Random Elections bitmasks, brute force, divide and conquer, fft, math	2800	x413
850A	Five Dimensional Points brute force, geometry, math	1700	x3222
849B	Tell Your World brute force, geometry	1600	x3754
846C	Four Segments brute force, data structures, dp	1800	x2743
846B	Math Show brute force, greedy	1800	x2573
846A	Curriculum Vitae brute force, implementation	1500	x4315
845B	Luba And The Ticket brute force, greedy, implementation	1600	x5095
843B	Interactive LowerBound brute force, interactive, probabilities	2000	x2345
842A	Kirill And The Game brute force, two pointers	1200	x10329
841A	Generous Kefa brute force, implementation	900	x13376
839E	Mother of Dragons brute force, graphs, math, meet-in-the-middle	2700	x938
839B	Game of the Rows brute force, greedy, implementation	1900	x3340
838A	Binary Blocks brute force	1400	x961
837F	Prefix Sums binary search, brute force, combinatorics, math, matrices	2400	x996
837C	Two Seals brute force, implementation	1500	x4056
837B	Flag of Berland brute force, implementation	1600	x3972
835D	Palindromic characteristics brute force, dp, hashing, strings	1900	x4259
833C	Ever-Hungry Krakozyabra brute force, combinatorics, greedy, math	2700	x480
831C	Jury Marks brute force, constructive algorithms	1700	x4762
830C	Bamboo Partition brute force, data structures, implementation, math, number theory, sortings, two pointers	2300	x1218
830A	Office Keys binary search, brute force, dp, greedy, sortings	1800	x7355
825B	Five-In-a-Row brute force, implementation	1600	x4334
822D	My pretty girl Noora brute force, dp, greedy, math, number theory	1800	x3129
822B	Crossword solving brute force, implementation, strings	1000	x9635
821B	Okabe and Banana Trees brute force, math	1300	x5813
818C	Sofa Thief brute force, implementation	2000	x1270
817C	Really Big Numbers binary search, brute force, dp, math	1600	x7635
816A	Karen and Morning brute force, implementation	1000	x9228
815C	Karen and Supermarket brute force, dp, trees	2400	x2757
815B	Karen and Test brute force, combinatorics, constructive algorithms, math	2200	x1389
815A	Karen and Game brute force, greedy, implementation	1700	x5691
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x6833
813B	The Golden Age brute force, math	1800	x4062
812B	Sagheer, the Hausmeister bitmasks, brute force, dp	1600	x5286
811A	Vladik and Courtesy brute force, implementation	800	x12018
807B	T-Shirt Hunt brute force, implementation	1300	x3561
804D	Expected diameter of a tree binary search, brute force, dfs and similar, dp, sortings, trees	2500	x1363
801A	Vicious Keyboard brute force	1100	x7391
799D	Field expansion brute force, dp, meet-in-the-middle	2100	x2078
799A	Carrot Cakes brute force, implementation	1100	x19393
798B	Mike and strings brute force, dp, strings	1300	x8575
798A	Mike and palindrome brute force, constructive algorithms, strings	1000	x22357
797E	Array Queries brute force, data structures, dp	2000	x4602
796A	Buying A House brute force, implementation	800	x13220
794A	Bank Robbery brute force, implementation	800	x7193
789B	Masha and geometric depression brute force, implementation, math	1700	x4427
787A	The Monster brute force, math, number theory	1200	x11564
785E	Anton and Permutation brute force, data structures	2200	x1976
784E	Twisted Circuit *special problem, brute force, implementation	2000	x1969
779B	Weird Rounding brute force, greedy	1100	x10419
778C	Peterson Polyglot brute force, dfs and similar, dsu, hashing, strings, trees	2500	x939
778B	Bitwise Formula bitmasks, brute force, dfs and similar, expression parsing, implementation	1800	x2370
777E	Hanoi Factory brute force, data structures, dp, greedy, sortings	2000	x4169
776C	Molly's Chemicals binary search, brute force, data structures, implementation, math	1800	x6006
776A	A Serial Killer brute force, implementation, strings	900	x12384
773B	Dynamic Problem Scoring brute force, greedy	2000	x1175
769D	k-Interesting Pairs Of Integers *special problem, bitmasks, brute force, meet-in-the-middle	1700	x2374
768F	Barrels and boxes brute force, combinatorics, math, number theory, probabilities	2300	x1045