Problemset - Codeforces

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Problems

#	Name
149D	Coloring Brackets dp	1900	x3594
1808C	Unlucky Numbers brute force, dp, greedy, implementation	1900	x3597
1260D	A Game with Traps binary search, dp, greedy, sortings	1900	x3640
1611E2	Escape The Maze (hard version) dfs and similar, dp, greedy, shortest paths, trees	1900	x3662
9D	How many trees? combinatorics, divide and conquer, dp	1900	x3676
1914F	Programming Competition dfs and similar, dp, graph matchings, greedy, trees	1900	x3703
1957D	A BIT of an Inequality bitmasks, brute force, dp, math	1900	x3704
1902D	Robot Queries binary search, data structures, dp, implementation	1900	x3705
1797D	Li Hua and Tree brute force, data structures, dfs and similar, dp, implementation, trees	1900	x3709
1172B	Nauuo and Circle combinatorics, dfs and similar, dp, trees	1900	x3748
685B	Kay and Snowflake data structures, dfs and similar, dp, trees	1900	x3790
148E	Porcelain dp	1900	x3790
1384B1	Koa and the Beach (Easy Version) brute force, dp, greedy	1900	x3842
835D	Palindromic characteristics brute force, dp, hashing, strings	1900	x3911
557C	Arthur and Table brute force, data structures, dp, greedy, math, sortings	1900	x3942
1000D	Yet Another Problem On a Subsequence combinatorics, dp	1900	x3979
1077F1	Pictures with Kittens (easy version) dp	1900	x4023
1689D	Lena and Matrix data structures, dp, geometry, shortest paths	1900	x4040
1200D	White Lines brute force, data structures, dp, implementation, two pointers	1900	x4049
1846G	Rudolf and CodeVid-23 bitmasks, dp, graphs, greedy, shortest paths	1900	x4069
1799D1	Hot Start Up (easy version) dp	1900	x4108
1929D	Sasha and a Walk in the City combinatorics, dp, math, trees	1900	x4203
1918D	Blocking Elements binary search, data structures, dp, implementation, two pointers	1900	x4303
14D	Two Paths dfs and similar, dp, graphs, shortest paths, trees, two pointers	1900	x4320
1746D	Paths on the Tree dfs and similar, dp, greedy, sortings, trees	1900	x4432
1613D	MEX Sequences dp, math	1900	x4445
19B	Checkout Assistant dp	1900	x4445
597C	Subsequences data structures, dp	1900	x4550
366C	Dima and Salad dp	1900	x4556
1679D	Toss a Coin to Your Graph... binary search, dfs and similar, dp, graphs	1900	x4583
1558B	Up the Strip brute force, dp, math, number theory, two pointers	1900	x4616
16E	Fish bitmasks, dp, probabilities	1900	x4672
1383B	GameGame bitmasks, constructive algorithms, dp, games, greedy, math	1900	x4776
1601B	Frog Traveler data structures, dfs and similar, dp, graphs, shortest paths, two pointers	1900	x4789
1153D	Serval and Rooted Tree binary search, dfs and similar, dp, greedy, trees	1900	x4840
1119E	Pavel and Triangles brute force, dp, fft, greedy, ternary search	1900	x4897
479E	Riding in a Lift combinatorics, dp	1900	x4941
1214D	Treasure Island dfs and similar, dp, flows, hashing	1900	x4948
687C	The Values You Can Make dp	1900	x4981
1882D	Tree XOR bitmasks, dfs and similar, dp, greedy, trees	1900	x5000
1718A2	Burenka and Traditions (hard version) data structures, dp, greedy	1900	x5020
1647D	Madoka and the Best School in Russia constructive algorithms, dp, math, number theory	1900	x5127
1367E	Necklace Assembly brute force, dfs and similar, dp, graphs, greedy, number theory	1900	x5136
540D	Bad Luck Island dp, probabilities	1900	x5182
510D	Fox And Jumping bitmasks, brute force, dp, math	1900	x5189
1494C	1D Sokoban binary search, dp, greedy, implementation, two pointers	1900	x5241
1197D	Yet Another Subarray Problem dp, greedy, math	1900	x5249
459E	Pashmak and Graph dp, sortings	1900	x5268
1749D	Counting Arrays combinatorics, dp, math, number theory	1900	x5282
552C	Vanya and Scales brute force, dp, greedy, math, meet-in-the-middle, number theory	1900	x5391
1413C	Perform Easily binary search, brute force, dp, implementation, sortings, two pointers	1900	x5545
455B	A Lot of Games dfs and similar, dp, games, implementation, strings, trees	1900	x5685
1238D	AB-string binary search, combinatorics, dp, strings	1900	x5739
1700D	River Locks binary search, dp, greedy, math	1900	x5854
463D	Gargari and Permutations dfs and similar, dp, graphs, implementation	1900	x5927
1512F	Education brute force, dp, greedy, implementation	1900	x5950
505C	Mr. Kitayuta, the Treasure Hunter dfs and similar, dp, two pointers	1900	x6093
1313C2	Skyscrapers (hard version) data structures, dp, greedy	1900	x6177
1475G	Strange Beauty dp, math, number theory, sortings	1900	x6428
1114D	Flood Fill dp	1900	x6548
1155D	Beautiful Array brute force, data structures, divide and conquer, dp, greedy	1900	x6702
1479B1	Painting the Array I constructive algorithms, data structures, dp, greedy, implementation	1900	x6763
1353E	K-periodic Garland brute force, dp, greedy	1900	x6780
1404B	Tree Tag dfs and similar, dp, games, trees	1900	x7098
1092F	Tree with Maximum Cost dfs and similar, dp, trees	1900	x7263
1285D	Dr. Evil Underscores bitmasks, brute force, dfs and similar, divide and conquer, dp, greedy, strings, trees	1900	x7352
448C	Painting Fence divide and conquer, dp, greedy	1900	x7834
1627D	Not Adding brute force, dp, math, number theory	1900	x7857
547B	Mike and Feet binary search, data structures, dp, dsu	1900	x8250
1369D	TediousLee dp, graphs, greedy, math, trees	1900	x8275
1036C	Classy Numbers combinatorics, dp	1900	x8649
607B	Zuma dp	1900	x11016
577B	Modulo Sum combinatorics, data structures, dp, two pointers	1900	x11522
5C	Longest Regular Bracket Sequence constructive algorithms, data structures, dp, greedy, sortings, strings	1900	x12731
1769D1	Игра в Девятку I *special problem, brute force, dp	1800	x368
1970E1	Trails (Easy) dp	1800	x994
95B	Lucky Numbers dp, greedy	1800	x1179
182E	Wooden Fence dp	1800	x1426
575H	Bots combinatorics, dp, math, number theory	1800	x1634
234F	Fence dp	1800	x1714
180E	Cubes binary search, dp, two pointers	1800	x1723
79C	Beaver data structures, dp, greedy, hashing, strings, two pointers	1800	x1723
513G1	Inversions problem brute force, dfs and similar, dp, meet-in-the-middle	1800	x1756
49D	Game brute force, dp, implementation	1800	x1834
30C	Shooting Gallery dp, probabilities	1800	x1853
187B	AlgoRace dp, shortest paths	1800	x1936
73C	LionAge II dp	1800	x2056
67A	Partial Teacher dp, graphs, greedy, implementation	1800	x2056
1912K	Kim's Quest bitmasks, combinatorics, dp	1800	x2066
167B	Wizards and Huge Prize dp, math, probabilities	1800	x2093
533E	Correcting Mistakes constructive algorithms, dp, greedy, hashing, strings, two pointers	1800	x2181
132C	Logo Turtle dp	1800	x2275
845D	Driving Test data structures, dp, greedy	1800	x2333
1575D	Divisible by Twenty-Five brute force, dfs and similar, dp	1800	x2419
38E	Let's Go Rolling! dp, sortings	1800	x2495
402D	Upgrading Array dp, greedy, math, number theory	1800	x2520
846C	Four Segments brute force, data structures, dp	1800	x2614
626D	Jerry's Protest brute force, combinatorics, dp, probabilities	1800	x2652
351A	Jeff and Rounding dp, greedy, implementation, math	1800	x2683
847E	Packmen binary search, dp	1800	x2746