Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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brute force

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Problems

#	Name
1335E1	Three Blocks Palindrome (easy version) binary search, brute force, data structures, dp, two pointers	1700	x10402
1467B	Hills And Valleys brute force, implementation	1700	x10696
1400B	RPG Protagonist brute force, greedy, math	1700	x10823
486C	Palindrome Transformation brute force, greedy, implementation	1700	x11483
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x11816
1474C	Array Destruction brute force, constructive algorithms, data structures, greedy, implementation, sortings	1700	x12168
1343D	Constant Palindrome Sum brute force, data structures, greedy, two pointers	1700	x12182
1554B	Cobb bitmasks, brute force, greedy, math	1700	x12379
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x34466
753B	Interactive Bulls and Cows (Easy) brute force, constructive algorithms, implementation	1600	x1171
171F	ucyhf *special problem, brute force, implementation, number theory	1600	x1243
856A	Set Theory brute force, constructive algorithms	1600	x1357
958E1	Guard Duty (easy) brute force, geometry, greedy, math	1600	x1467
291C	Network Mask *special problem, bitmasks, brute force, implementation	1600	x1663
135B	Rectangle and Square brute force, geometry, math	1600	x2294
142A	Help Farmer brute force, math	1600	x2559
725C	Hidden Word brute force, constructive algorithms, implementation, strings	1600	x2583
246C	Beauty Pageant brute force, constructive algorithms, greedy	1600	x2599
55B	Smallest number brute force	1600	x2618
380A	Sereja and Prefixes binary search, brute force	1600	x2645
849B	Tell Your World brute force, geometry	1600	x3476
260B	Ancient Prophesy brute force, implementation, strings	1600	x3734
837B	Flag of Berland brute force, implementation	1600	x3883
932C	Permutation Cycle brute force, constructive algorithms	1600	x3964
231D	Magic Box brute force, geometry	1600	x4027
825B	Five-In-a-Row brute force, implementation	1600	x4048
626C	Block Towers brute force, greedy, math, number theory	1600	x4285
244B	Undoubtedly Lucky Numbers bitmasks, brute force, dfs and similar	1600	x4363
317A	Perfect Pair brute force	1600	x4525
305A	Strange Addition brute force, constructive algorithms, implementation	1600	x4605
407A	Triangle brute force, geometry, implementation, math	1600	x4739
214B	Hometask brute force, constructive algorithms, greedy, math	1600	x4875
845B	Luba And The Ticket brute force, greedy, implementation	1600	x4930
1468K	The Robot brute force, implementation	1600	x4953
568A	Primes or Palindromes? brute force, implementation, math, number theory	1600	x4998
812B	Sagheer, the Hausmeister bitmasks, brute force, dp	1600	x5068
1033C	Permutation Game brute force, dp, games	1600	x5365
1904D1	Set To Max (Easy Version) brute force, constructive algorithms, greedy	1600	x5590
538C	Tourist's Notes binary search, brute force, greedy, implementation, math	1600	x5756
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x6288
219C	Color Stripe brute force, dp, greedy	1600	x6531
1175C	Electrification binary search, brute force, greedy	1600	x6592
493C	Vasya and Basketball binary search, brute force, data structures, implementation, sortings, two pointers	1600	x6657
1096C	Polygon for the Angle brute force, geometry	1600	x6663
922C	Cave Painting brute force, number theory	1600	x6832
1660E	Matrix and Shifts brute force, constructive algorithms, greedy, implementation	1600	x6942
817C	Really Big Numbers binary search, brute force, dp, math	1600	x7004
1781C	Equal Frequencies brute force, constructive algorithms, greedy, implementation, sortings, strings	1600	x7005
1148B	Born This Way binary search, brute force, two pointers	1600	x7144
1806C	Sequence Master brute force, constructive algorithms, math	1600	x7163
1671D	Insert a Progression brute force, constructive algorithms, greedy	1600	x7233
1928C	Physical Education Lesson brute force, math, number theory	1600	x7346
1774D	Same Count One brute force, constructive algorithms, greedy, implementation, two pointers	1600	x7384
1778C	Flexible String bitmasks, brute force, strings	1600	x7622
1025B	Weakened Common Divisor brute force, greedy, number theory	1600	x7748
1615C	Menorah brute force, graphs, greedy, math	1600	x8029
1660D	Maximum Product Strikes Back brute force, implementation, math, two pointers	1600	x8087
1677A	Tokitsukaze and Strange Inequality brute force, data structures, dp	1600	x8094
1290A	Mind Control brute force, data structures, implementation	1600	x8302
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8561
1523C	Compression and Expansion brute force, data structures, greedy, implementation, trees	1600	x8574
1225C	p-binary bitmasks, brute force, math	1600	x8636
1907E	Good Triples brute force, combinatorics, number theory	1600	x8671
1921E	Eat the Chip brute force, games, greedy, math	1600	x8802
1461D	Divide and Summarize binary search, brute force, data structures, divide and conquer, implementation, sortings	1600	x8883
704A	Thor brute force, data structures, implementation	1600	x8925
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x9078
1498C	Planar Reflections brute force, data structures, dp	1600	x9151
1198B	Welfare State binary search, brute force, data structures, sortings	1600	x9153
246D	Colorful Graph brute force, dfs and similar, graphs	1600	x9176
1140C	Playlist brute force, data structures, sortings	1600	x9225
1917C	Watering an Array brute force, greedy, implementation, math	1600	x9291
1321C	Remove Adjacent brute force, constructive algorithms, greedy, strings	1600	x9474
1849C	Binary String Copying binary search, brute force, data structures, hashing, strings	1600	x9760
1687A	The Enchanted Forest brute force, greedy	1600	x9928
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x9943
1722E	Counting Rectangles brute force, data structures, dp, implementation	1600	x9978
1512E	Permutation by Sum brute force, greedy, math	1600	x9979
559A	Gerald's Hexagon brute force, geometry, math	1600	x10275
1748C	Zero-Sum Prefixes brute force, data structures, dp, greedy, implementation	1600	x10386
1151B	Dima and a Bad XOR bitmasks, brute force, constructive algorithms, dp	1600	x10664
1843E	Tracking Segments binary search, brute force, data structures, two pointers	1600	x10880
1856C	To Become Max binary search, brute force, data structures, dp	1600	x10955
1213D2	Equalizing by Division (hard version) brute force, math, sortings	1600	x11018
1511D	Min Cost String brute force, constructive algorithms, graphs, greedy, strings	1600	x11019
1481C	Fence Painting brute force, constructive algorithms, greedy	1600	x11272
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x11610
1920C	Partitioning the Array brute force, math, number theory	1600	x11675
1555D	Say No to Palindromes brute force, constructive algorithms, dp, strings	1600	x11707
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x11847
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x12209
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x12217
1622C	Set or Decrease binary search, brute force, greedy, sortings	1600	x12294
1364C	Ehab and Prefix MEXs brute force, constructive algorithms, greedy	1600	x12658
1395C	Boboniu and Bit Operations bitmasks, brute force, dp, greedy	1600	x13486
1305C	Kuroni and Impossible Calculation brute force, combinatorics, math, number theory	1600	x13510
1519D	Maximum Sum of Products brute force, dp, implementation, math, two pointers	1600	x14533
1389B	Array Walk brute force, dp, greedy	1600	x15751
1334C	Circle of Monsters brute force, constructive algorithms, greedy, math	1600	x16028
371C	Hamburgers binary search, brute force	1600	x23462