Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
10:07:27
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Problems

#	Name
910B	Door Frames greedy, implementation	1600	x1697
909B	Segments constructive algorithms, math	1300	x6361
908C	New Year and Curling brute force, geometry, implementation, math	1500	x6901
907B	Tic-Tac-Toe implementation	1400	x4058
907A	Masha and Bears brute force, implementation	1300	x5683
906A	Shockers implementation, strings	1600	x4118
901A	Hashing Trees constructive algorithms, trees	1500	x5105
900C	Remove Extra One brute force, data structures, math	1700	x4536
900B	Position in Fraction math, number theory	1300	x7805
899C	Dividing the numbers constructive algorithms, graphs, math	1300	x8438
898E	Squares and not squares constructive algorithms, greedy	1600	x4565
898D	Alarm Clock greedy	1600	x3888
898C	Phone Numbers implementation, strings	1400	x5264
897B	Chtholly's request brute force	1300	x7153
896A	Nephren gives a riddle binary search, dfs and similar	1700	x3445
895B	XK Segments binary search, math, sortings, two pointers	1700	x3469
893C	Rumor dfs and similar, graphs, greedy	1300	x22877
891A	Pride brute force, dp, greedy, math, number theory	1500	x10111
888D	Almost Identity Permutations combinatorics, dp, math	1600	x8251
888C	K-Dominant Character binary search, implementation, two pointers	1400	x8207
887C	Solution for Cube brute force, implementation	1500	x2886
887B	Cubes for Masha brute force, implementation	1300	x5614
886C	Petya and Catacombs dsu, greedy, implementation, trees	1300	x5466
884C	Bertown Subway dfs and similar, greedy, math	1500	x4699
883F	Lost in Transliteration implementation	1300	x2263
883E	Field of Wonders implementation, strings	1500	x1894
878A	Short Program bitmasks, constructive algorithms	1600	x5450
877C	Slava and tanks constructive algorithms	1600	x5665
877B	Nikita and string brute force, dp	1500	x10374
876B	Divisiblity of Differences implementation, math, number theory	1300	x9098
875B	Sorting the Coins dsu, implementation, sortings, two pointers	1500	x5180
873C	Strange Game On Matrix greedy, two pointers	1600	x3260
873B	Balanced Substring dp, implementation	1500	x7747
870C	Maximum splitting dp, greedy, math, number theory	1300	x9063
868C	Qualification Rounds bitmasks, brute force, constructive algorithms, dp	1500	x4602
868B	Race Against Time implementation	1400	x3670
865A	Save the problem! constructive algorithms	1400	x4322
864D	Make a Permutation! greedy, implementation, math	1500	x5988
864C	Bus greedy, implementation, math	1500	x5851
863B	Kayaking brute force, greedy, sortings	1500	x8177
862B	Mahmoud and Ehab and the bipartiteness dfs and similar, graphs, trees	1300	x17353
859C	Pie Rules dp, games	1500	x5376
858D	Polycarp's phone book data structures, implementation, sortings	1600	x3820
858C	Did you mean... dp, greedy, implementation	1500	x5613
858B	Which floor? brute force, implementation	1500	x3724
856A	Set Theory brute force, constructive algorithms	1600	x1423
855B	Marvolo Gaunt's Ring brute force, data structures, dp	1500	x8580
853A	Planning greedy	1500	x5839
852G	Bathroom terminal implementation	1700	x1281
851B	Arpa and an exam about geometry geometry, math	1400	x5480
850A	Five Dimensional Points brute force, geometry, math	1700	x3186
849B	Tell Your World brute force, geometry	1600	x3631
848A	From Y to Y constructive algorithms	1600	x5115
847H	Load Testing greedy	1600	x2384
847B	Preparing for Merge Sort binary search, data structures	1600	x4932
847A	Union of Doubly Linked Lists implementation	1500	x3350
846A	Curriculum Vitae brute force, implementation	1500	x4228
845C	Two TVs data structures, greedy, sortings	1500	x8521
845B	Luba And The Ticket brute force, greedy, implementation	1600	x5019
844B	Rectangles combinatorics, math	1300	x7329
843A	Sorting by Subsequences dfs and similar, dsu, implementation, math, sortings	1400	x5618
840A	Leha and Function combinatorics, greedy, math, number theory, sortings	1300	x6991
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x16692
838A	Binary Blocks brute force	1400	x920
837C	Two Seals brute force, implementation	1500	x3989
837B	Flag of Berland brute force, implementation	1600	x3926
835C	Star sky dp, implementation	1600	x7862
833A	The Meaningless Game math, number theory	1700	x6165
832B	Petya and Exam implementation, strings	1600	x4371
831C	Jury Marks brute force, constructive algorithms	1700	x4522
830B	Cards Sorting data structures, implementation, sortings	1600	x2832
828B	Black Square implementation	1300	x5683
827A	String Reconstruction data structures, greedy, sortings, strings	1700	x4036
825D	Suitable Replacement binary search, greedy, implementation	1500	x3258
825C	Multi-judge Solving greedy, implementation	1600	x4529
825B	Five-In-a-Row brute force, implementation	1600	x4245
822C	Hacker, pack your bags! binary search, greedy, implementation, sortings	1600	x4575
821C	Okabe and Boxes data structures, greedy, trees	1500	x6788
821B	Okabe and Banana Trees brute force, math	1300	x5749
820B	Mister B and Angle in Polygon constructive algorithms, geometry, math	1300	x5198
818D	Multicolored Cars data structures, implementation	1700	x3460
818B	Permutation Game implementation	1600	x3009
817C	Really Big Numbers binary search, brute force, dp, math	1600	x7334
817B	Makes And The Product combinatorics, implementation, math, sortings	1500	x5706
816B	Karen and Coffee binary search, data structures, implementation	1400	x17732
815A	Karen and Game brute force, greedy, implementation	1700	x5614
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x6544
814B	An express train to reveries constructive algorithms	1300	x5618
813C	The Tag Game dfs and similar, graphs	1700	x5933
812C	Sagheer and Nubian Market binary search, sortings	1500	x13728
812B	Sagheer, the Hausmeister bitmasks, brute force, dp	1600	x5157
810B	Summer sell-off greedy, sortings	1300	x11385
809A	Do you want a date? implementation, math, sortings	1500	x4687
808C	Tea Party constructive algorithms, greedy, sortings	1400	x6133
808B	Average Sleep Time data structures, implementation, math	1300	x7515
807B	T-Shirt Hunt brute force, implementation	1300	x3542
804B	Minimum number of steps combinatorics, greedy, implementation, math	1400	x9627
803A	Maximal Binary Matrix constructive algorithms	1400	x4836
802J	Send the Fool Further! (easy) dfs and similar, graphs, trees	1400	x4573
799B	T-shirt buying data structures, implementation	1400	x8748