Problemset - Codeforces

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brute force

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Problems

#	Name
1647B	Madoka and the Elegant Gift brute force, constructive algorithms, graphs, implementation	1200	x15053
17A	Noldbach problem brute force, math, number theory	1000	x15034
1898A	Milica and String brute force, implementation, strings	800	x15016
1293A	ConneR and the A.R.C. Markland-N binary search, brute force, implementation	1100	x14958
1415A	Prison Break brute force, math	800	x14918
1450B	Balls of Steel brute force, geometry, greedy	1000	x14872
1419D2	Sage's Birthday (hard version) binary search, brute force, constructive algorithms, greedy, sortings, two pointers	1500	x14715
1271A	Suits brute force, greedy, math	800	x14684
1637B	MEX and Array brute force, dp, greedy, math	1100	x14611
908A	New Year and Counting Cards brute force, implementation	800	x14607
1519D	Maximum Sum of Products brute force, dp, implementation, math, two pointers	1600	x14563
1826A	Trust Nobody brute force, greedy, implementation, sortings	1200	x14487
1784A	Monsters (easy version) brute force, greedy	1000	x14460
96B	Lucky Numbers (easy) binary search, bitmasks, brute force	1300	x14427
1732A	Bestie brute force, combinatorics, constructive algorithms, implementation, math, number theory	1000	x14405
1397B	Power Sequence brute force, math, number theory, sortings	1500	x14347
1667A	Make it Increasing brute force, greedy, math	1300	x14339
761A	Dasha and Stairs brute force, constructive algorithms, implementation, math	1000	x14328
1582C	Grandma Capa Knits a Scarf brute force, data structures, greedy, strings, two pointers	1200	x14303
47A	Triangular numbers brute force, math	800	x14287
1673B	A Perfectly Balanced String? brute force, greedy, strings	1100	x14257
706A	Beru-taxi brute force, geometry, implementation	900	x14249
1882B	Sets and Union bitmasks, brute force, constructive algorithms, greedy	1300	x14235
1530C	Pursuit binary search, brute force, greedy, sortings	1200	x14228
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x14217
1748B	Diverse Substrings brute force, implementation, strings	1400	x14199
488A	Giga Tower brute force	1100	x14047
1732B	Ugu brute force, dp, greedy, implementation	900	x13992
1494B	Berland Crossword bitmasks, brute force, greedy, implementation	1400	x13930
1623B	Game on Ranges brute force, dfs and similar, implementation, sortings	1100	x13901
215A	Bicycle Chain brute force, implementation	900	x13898
1763B	Incinerate binary search, brute force, data structures, implementation, math, sortings	1200	x13876
1553B	Reverse String brute force, dp, hashing, implementation, strings	1300	x13810
1305A	Kuroni and the Gifts brute force, constructive algorithms, greedy, sortings	800	x13782
914A	Perfect Squares brute force, implementation, math	900	x13781
1810C	Make It Permutation brute force, greedy, sortings	1300	x13768
1060A	Phone Numbers brute force	800	x13703
259B	Little Elephant and Magic Square brute force, implementation	1100	x13677
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x13673
1972A	Contest Proposal brute force, greedy, two pointers		x13594
1305C	Kuroni and Impossible Calculation brute force, combinatorics, math, number theory	1600	x13583
1913C	Game with Multiset binary search, bitmasks, brute force, greedy	1300	x13581
1821C	Tear It Apart brute force, implementation, math, strings	1300	x13574
1491B	Minimal Cost brute force, math	1200	x13566
1932C	LR-remainders brute force, data structures, implementation, math, two pointers	1400	x13544
298B	Sail brute force, greedy, implementation	1200	x13520
1930B	Permutation Printing brute force, constructive algorithms, math	1000	x13501
1395C	Boboniu and Bit Operations bitmasks, brute force, dp, greedy	1600	x13497
854A	Fraction brute force, constructive algorithms, math	800	x13378
948A	Protect Sheep brute force, dfs and similar, graphs, implementation	900	x13368
1279B	Verse For Santa binary search, brute force, implementation	1300	x13353
1644C	Increase Subarray Sums brute force, dp, greedy, implementation	1400	x13338
1902B	Getting Points binary search, brute force, greedy	1100	x13283
448D	Multiplication Table binary search, brute force	1800	x13273
1676H1	Maximum Crossings (Easy Version) brute force	1400	x13237
1781B	Going to the Cinema brute force, greedy, sortings	1000	x13213
1559D1	Mocha and Diana (Easy Version) brute force, constructive algorithms, dsu, graphs, greedy, trees	1400	x13196
727A	Transformation: from A to B brute force, dfs and similar, math	1000	x13196
1792C	Min Max Sort binary search, brute force, greedy, math, two pointers	1500	x13183
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13151
1340A	Nastya and Strange Generator brute force, data structures, greedy, implementation	1500	x13138
1646C	Factorials and Powers of Two bitmasks, brute force, constructive algorithms, dp, math	1500	x13131
629A	Far Relative’s Birthday Cake brute force, combinatorics, constructive algorithms, implementation	800	x13109
1711B	Party brute force, graphs	1300	x13092
987C	Three displays brute force, dp, implementation	1400	x13077
143A	Help Vasilisa the Wise 2 brute force, math	1000	x13036
1705C	Mark and His Unfinished Essay brute force, implementation	1400	x12961
841A	Generous Kefa brute force, implementation	900	x12921
796A	Buying A House brute force, implementation	800	x12832
554A	Kyoya and Photobooks brute force, math, strings	900	x12715
1364C	Ehab and Prefix MEXs brute force, constructive algorithms, greedy	1600	x12666
1833D	Flipper brute force, constructive algorithms, greedy	1400	x12659
1650D	Twist the Permutation brute force, constructive algorithms, implementation, math	1300	x12659
1945C	Left and Right Houses brute force	1200	x12606
1534A	Colour the Flag brute force, implementation	800	x12577
1444A	Division brute force, math, number theory	1500	x12548
1379B	Dubious Cyrpto binary search, brute force, math, number theory	1500	x12467
1670B	Dorms War brute force, implementation, strings	1100	x12410
1554B	Cobb bitmasks, brute force, greedy, math	1700	x12403
9C	Hexadecimal's Numbers brute force, implementation, math	1200	x12361
271B	Prime Matrix binary search, brute force, math, number theory	1300	x12356
1461B	Find the Spruce brute force, dp, implementation	1400	x12353
1622C	Set or Decrease binary search, brute force, greedy, sortings	1600	x12352
1499C	Minimum Grid Path brute force, data structures, greedy, math	1500	x12320
633A	Ebony and Ivory brute force, math, number theory	1100	x12298
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x12235
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x12230
1847C	Vampiric Powers, anyone? bitmasks, brute force, dp, greedy	1400	x12198
1343D	Constant Palindrome Sum brute force, data structures, greedy, two pointers	1700	x12195
1902C	Insert and Equalize brute force, constructive algorithms, greedy, math, number theory	1300	x12184
1474C	Array Destruction brute force, constructive algorithms, data structures, greedy, implementation, sortings	1700	x12184
1800E1	Unforgivable Curse (easy version) brute force, constructive algorithms, dsu, graphs, greedy, strings	1400	x12124
460B	Little Dima and Equation brute force, implementation, math, number theory	1500	x12082
1819A	Constructive Problem brute force, greedy	1300	x12054
1759D	Make It Round brute force, number theory	1400	x12039
1800E2	Unforgivable Curse (hard version) brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, strings	1500	x12017
1684C	Column Swapping brute force, constructive algorithms, greedy, implementation, sortings	1400	x12011
1415B	Repainting Street brute force, brute force, greedy	1100	x11998
122B	Lucky Substring brute force, implementation	1000	x11996
32A	Reconnaissance brute force	800	x11990