Problemset - Codeforces

Problems

#	Name
49D	Game brute force, dp, implementation	1800	x1834
513G1	Inversions problem brute force, dfs and similar, dp, meet-in-the-middle	1800	x1756
180E	Cubes binary search, dp, two pointers	1800	x1723
79C	Beaver data structures, dp, greedy, hashing, strings, two pointers	1800	x1723
234F	Fence dp	1800	x1714
575H	Bots combinatorics, dp, math, number theory	1800	x1634
182E	Wooden Fence dp	1800	x1426
95B	Lucky Numbers dp, greedy	1800	x1179
1970E1	Trails (Easy) dp	1800	x983
1769D1	Игра в Девятку I *special problem, brute force, dp	1800	x368
5C	Longest Regular Bracket Sequence constructive algorithms, data structures, dp, greedy, sortings, strings	1900	x12729
577B	Modulo Sum combinatorics, data structures, dp, two pointers	1900	x11520
607B	Zuma dp	1900	x11015
1036C	Classy Numbers combinatorics, dp	1900	x8648
1369D	TediousLee dp, graphs, greedy, math, trees	1900	x8275
547B	Mike and Feet binary search, data structures, dp, dsu	1900	x8249
1627D	Not Adding brute force, dp, math, number theory	1900	x7857
448C	Painting Fence divide and conquer, dp, greedy	1900	x7833
1285D	Dr. Evil Underscores bitmasks, brute force, dfs and similar, divide and conquer, dp, greedy, strings, trees	1900	x7352
1092F	Tree with Maximum Cost dfs and similar, dp, trees	1900	x7262
1404B	Tree Tag dfs and similar, dp, games, trees	1900	x7097
1353E	K-periodic Garland brute force, dp, greedy	1900	x6780
1479B1	Painting the Array I constructive algorithms, data structures, dp, greedy, implementation	1900	x6763
1155D	Beautiful Array brute force, data structures, divide and conquer, dp, greedy	1900	x6701
1114D	Flood Fill dp	1900	x6548
1475G	Strange Beauty dp, math, number theory, sortings	1900	x6428
1313C2	Skyscrapers (hard version) data structures, dp, greedy	1900	x6177
505C	Mr. Kitayuta, the Treasure Hunter dfs and similar, dp, two pointers	1900	x6093
1512F	Education brute force, dp, greedy, implementation	1900	x5949
463D	Gargari and Permutations dfs and similar, dp, graphs, implementation	1900	x5927
1700D	River Locks binary search, dp, greedy, math	1900	x5853
1238D	AB-string binary search, combinatorics, dp, strings	1900	x5739
455B	A Lot of Games dfs and similar, dp, games, implementation, strings, trees	1900	x5685
1413C	Perform Easily binary search, brute force, dp, implementation, sortings, two pointers	1900	x5545
552C	Vanya and Scales brute force, dp, greedy, math, meet-in-the-middle, number theory	1900	x5391
1749D	Counting Arrays combinatorics, dp, math, number theory	1900	x5282
459E	Pashmak and Graph dp, sortings	1900	x5268
1197D	Yet Another Subarray Problem dp, greedy, math	1900	x5248
1494C	1D Sokoban binary search, dp, greedy, implementation, two pointers	1900	x5241
510D	Fox And Jumping bitmasks, brute force, dp, math	1900	x5189
540D	Bad Luck Island dp, probabilities	1900	x5182
1367E	Necklace Assembly brute force, dfs and similar, dp, graphs, greedy, number theory	1900	x5136
1647D	Madoka and the Best School in Russia constructive algorithms, dp, math, number theory	1900	x5127
1718A2	Burenka and Traditions (hard version) data structures, dp, greedy	1900	x5019
1882D	Tree XOR bitmasks, dfs and similar, dp, greedy, trees	1900	x5000
687C	The Values You Can Make dp	1900	x4980
1214D	Treasure Island dfs and similar, dp, flows, hashing	1900	x4948
479E	Riding in a Lift combinatorics, dp	1900	x4941
1119E	Pavel and Triangles brute force, dp, fft, greedy, ternary search	1900	x4896
1153D	Serval and Rooted Tree binary search, dfs and similar, dp, greedy, trees	1900	x4840
1601B	Frog Traveler data structures, dfs and similar, dp, graphs, shortest paths, two pointers	1900	x4788
1383B	GameGame bitmasks, constructive algorithms, dp, games, greedy, math	1900	x4776
16E	Fish bitmasks, dp, probabilities	1900	x4670
1558B	Up the Strip brute force, dp, math, number theory, two pointers	1900	x4616
1679D	Toss a Coin to Your Graph... binary search, dfs and similar, dp, graphs	1900	x4583
366C	Dima and Salad dp	1900	x4556
597C	Subsequences data structures, dp	1900	x4550
1613D	MEX Sequences dp, math	1900	x4444
19B	Checkout Assistant dp	1900	x4444
1746D	Paths on the Tree dfs and similar, dp, greedy, sortings, trees	1900	x4432
14D	Two Paths dfs and similar, dp, graphs, shortest paths, trees, two pointers	1900	x4320
1918D	Blocking Elements binary search, data structures, dp, implementation, two pointers	1900	x4303
1929D	Sasha and a Walk in the City combinatorics, dp, math, trees	1900	x4201
1799D1	Hot Start Up (easy version) dp	1900	x4107
1846G	Rudolf and CodeVid-23 bitmasks, dp, graphs, greedy, shortest paths	1900	x4069
1689D	Lena and Matrix data structures, dp, geometry, shortest paths	1900	x4040
1200D	White Lines brute force, data structures, dp, implementation, two pointers	1900	x4040
1077F1	Pictures with Kittens (easy version) dp	1900	x4019
1000D	Yet Another Problem On a Subsequence combinatorics, dp	1900	x3979
557C	Arthur and Table brute force, data structures, dp, greedy, math, sortings	1900	x3942
835D	Palindromic characteristics brute force, dp, hashing, strings	1900	x3911
1384B1	Koa and the Beach (Easy Version) brute force, dp, greedy	1900	x3842
685B	Kay and Snowflake data structures, dfs and similar, dp, trees	1900	x3790
148E	Porcelain dp	1900	x3790
1172B	Nauuo and Circle combinatorics, dfs and similar, dp, trees	1900	x3746
1797D	Li Hua and Tree brute force, data structures, dfs and similar, dp, implementation, trees	1900	x3709
1902D	Robot Queries binary search, data structures, dp, implementation	1900	x3704
1957D	A BIT of an Inequality bitmasks, brute force, dp, math	1900	x3701
1914F	Programming Competition dfs and similar, dp, graph matchings, greedy, trees	1900	x3700
9D	How many trees? combinatorics, divide and conquer, dp	1900	x3676
1611E2	Escape The Maze (hard version) dfs and similar, dp, greedy, shortest paths, trees	1900	x3662
1260D	A Game with Traps binary search, dp, greedy, sortings	1900	x3640
1808C	Unlucky Numbers brute force, dp, greedy, implementation	1900	x3597
149D	Coloring Brackets dp	1900	x3594
1950G	Shuffling Songs bitmasks, dfs and similar, dp, graphs, hashing, implementation, strings	1900	x3559
1955G	GCD on a grid brute force, dfs and similar, dp, implementation, math, number theory	1900	x3540
1015E2	Stars Drawing (Hard Edition) binary search, dp, greedy	1900	x3476
1921F	Sum of Progression brute force, data structures, dp, implementation, math	1900	x3472
1932F	Feed Cats data structures, dp, sortings	1900	x3438
1794D	Counting Factorizations combinatorics, divide and conquer, dp, math, number theory	1900	x3360
1774E	Two Chess Pieces dfs and similar, dp, greedy, trees	1900	x3319
959E	Mahmoud and Ehab and the xor-MST bitmasks, dp, graphs, implementation, math	1900	x3319
650B	Image Preview binary search, brute force, dp, two pointers	1900	x3309
582B	Once Again... constructive algorithms, dp, matrices	1900	x3307
1925D	Good Trip combinatorics, dp, math, probabilities	1900	x3257
1801C	Music Festival binary search, data structures, dp, greedy, sortings	1900	x3240
1777D	Score of a Tree bitmasks, combinatorics, dfs and similar, dp, math, probabilities, trees	1900	x3233
1012C	Hills dp	1900	x3225
811C	Vladik and Memorable Trip dp, implementation	1900	x3204
109C	Lucky Tree dp, dsu, trees	1900	x3194

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Codeforces Round 946 (Div. 3)
01:36:03
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