Problemset - Codeforces

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Codeforces Round 968 (Div. 2)
32:20:51
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Problems

#	Name
1070J	Streets and Avenues in Berhattan dp	2300	x691
1070G	Monsters and Potions brute force, dp, greedy, implementation	2300	x830
1070A	Find a Number dp, graphs, number theory, shortest paths	2200	x2311
1067E	Random Forest Rank dp, graph matchings, math, trees	2800	x437
1067D	Computer Game dp, greedy, math, probabilities	3100	x383
1067A	Array Without Local Maximums dp	1900	x2842
1066F	Yet another 2D Walking dp	2100	x2023
1065F	Up and Down the Tree dfs and similar, dp, trees	2500	x1159
1065D	Three Pieces dfs and similar, dp, shortest paths	2200	x1297
1063F	String Journey data structures, dp, string suffix structures	3300	x844
1060F	Shrinking Tree combinatorics, dp	2900	x589
1060E	Sergey and Subway dfs and similar, dp, trees	2000	x3117
1059E	Split the Tree binary search, data structures, dp, greedy, trees	2400	x1395
1057C	Tanya and Colored Candies *special problem, dp	2000	x901
1056F	Write The Contest binary search, dp, math	2500	x651
1055E	Segments on the Line binary search, dp	2500	x723
1051E	Vasya and Big Integers binary search, data structures, dp, hashing, strings	2600	x938
1044C	Optimal Polygon Perimeter dp, geometry	2100	x1336
1043F	Make It One bitmasks, combinatorics, dp, math, number theory, shortest paths	2500	x2325
1042E	Vasya and Magic Matrix dp, math, probabilities	2300	x1730
1041F	Ray in the tube data structures, divide and conquer, dp, math	2500	x1472
1039D	You Are Given a Tree data structures, dp, trees	2800	x1786
1038F	Wrap Around dp, strings	2900	x323
1038E	Maximum Matching bitmasks, brute force, dfs and similar, dp, graphs	2400	x966
1038D	Slime dp, greedy, implementation	1800	x8309
1036C	Classy Numbers combinatorics, dp	1900	x9287
1034E	Little C Loves 3 III bitmasks, dp, math	3200	x634
1034C	Region Separation combinatorics, dp, number theory, trees	2700	x872
1032F	Vasya and Maximum Matching dp, trees	2400	x924
1032E	The Unbearable Lightness of Weights dp, math	2100	x1668
1030E	Vasya and Good Sequences bitmasks, dp	2000	x3064
1029E	Tree with Small Distances dp, graphs, greedy	2100	x2885
1028G	Guess the number dp, interactive	3000	x550
1027E	Inverse Coloring combinatorics, dp, math	2100	x2089
1025D	Recovering BST brute force, dp, math, number theory, trees	2100	x3607
1016F	Road Projects dfs and similar, dp, trees	2600	x798
1016C	Vasya And The Mushrooms dp, implementation	1800	x3684
1015F	Bracket Substring dp, strings	2300	x1104
1015E2	Stars Drawing (Hard Edition) binary search, dp, greedy	1900	x3559
1012F	Passports dp, implementation	3400	x157
1012C	Hills dp	1900	x3458
1007E	Mini Metro dp	3400	x210
1006F	Xor-Paths bitmasks, brute force, dp, meet-in-the-middle	2100	x5189
1004E	Sonya and Ice Cream binary search, data structures, dp, greedy, shortest paths, trees	2400	x1037
1003F	Abbreviation dp, hashing, strings	2200	x1342
1000G	Two-Paths data structures, dp, trees	2700	x586
1000D	Yet Another Problem On a Subsequence combinatorics, dp	1900	x4113
999F	Cards and Joy dp	2000	x2636
997B	Roman Digits brute force, combinatorics, dp, greedy, math	2000	x2927
995F	Cowmpany Cowmpensation combinatorics, dp, math, trees	2700	x1212
993D	Compute Power binary search, dp, greedy	2500	x743
990G	GCD Counting divide and conquer, dp, dsu, number theory, trees	2400	x1803
990F	Flow Control dfs and similar, dp, greedy, trees	2400	x884
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x234
988F	Rain and Umbrellas dp	2100	x2287
985E	Pencils and Boxes binary search, data structures, dp, greedy, two pointers	2100	x3617
983C	Elevator dp, graphs, shortest paths	2400	x812
983B	XOR-pyramid dp	1800	x5437
981H	K Paths combinatorics, data structures, dp, fft, math	3100	x270
981E	Addition on Segments bitmasks, data structures, divide and conquer, dp	2200	x2078
981D	Bookshelves bitmasks, dp, greedy	1900	x3223
980F	Cactus to Tree dp, graphs, trees	2900	x195
980D	Perfect Groups dp, math, number theory	2100	x2644
979E	Kuro and Topological Parity dp	2400	x611
979D	Kuro and GCD and XOR and SUM binary search, bitmasks, brute force, data structures, dp, dsu, greedy, math, number theory, strings, trees	2200	x1772
965E	Short Code data structures, dp, greedy, strings, trees	2200	x1428
963B	Destruction of a Tree constructive algorithms, dfs and similar, dp, greedy, trees	2000	x2776
960G	Bandit Blues combinatorics, dp, fft, math	2900	x1061
960F	Pathwalks data structures, dp, graphs	2100	x2932
960E	Alternating Tree combinatorics, dfs and similar, divide and conquer, dp, probabilities, trees	2300	x1900
959F	Mahmoud and Ehab and yet another xor task bitmasks, dp, math, matrices	2400	x2044
959E	Mahmoud and Ehab and the xor-MST bitmasks, dp, graphs, implementation, math	1900	x3374
958E2	Guard Duty (medium) binary search, dp, greedy, sortings	2200	x931
958C3	Encryption (hard) data structures, dp	2500	x534
958C2	Encryption (medium) dp	2000	x1213
955F	Heaps dp, trees	2600	x369
954H	Path Counting combinatorics, dp	2500	x578
954F	Runner's Problem dp, matrices, sortings	2100	x1192
946G	Almost Increasing Array data structures, dp	2500	x665
946F	Fibonacci String Subsequences combinatorics, dp, matrices	2400	x546
946D	Timetable dp	1800	x4336
940E	Cashback data structures, dp, greedy, math	2000	x3645
939F	Cutlet data structures, dp	2400	x919
938F	Erasing Substrings bitmasks, dp, greedy	2700	x487
936D	World of Tank dp, greedy	3000	x328
936B	Sleepy Game dfs and similar, dp, games, graphs	2100	x3231
935E	Fafa and Ancient Mathematics dfs and similar, dp, trees	2300	x883
933E	A Preponderant Reunion constructive algorithms, dp	3200	x187
933A	A Twisty Movement dp	1800	x4923
932G	Palindrome Partition dp, string suffix structures, strings	2900	x914
932F	Escape Through Leaf data structures, dp, geometry	2700	x2840
932E	Team Work combinatorics, dp, math	2400	x2784
932D	Tree binary search, dp, trees	2200	x1685
930E	Coins Exhibition data structures, dp, math	2900	x418
930C	Teodor is not a liar! data structures, dp	1900	x2106
924F	Minimal Subset Difference dp	3200	x190
924E	Wardrobe dp, greedy	2700	x511
922F	Divisibility constructive algorithms, dp, greedy, number theory	2400	x634
922E	Birds dp	2200	x2088
920D	Tanks dp, greedy, implementation	2400	x697