Problemset - Codeforces

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Problems

#	Name
1027B	Numbers on the Chessboard implementation, math	1200	x8066
1027A	Palindromic Twist implementation, strings	1000	x15535
1025G	Company Acquisitions constructive algorithms, math	3200	x612
1025F	Disjoint Triangles geometry	2700	x637
1025E	Colored Cubes constructive algorithms, implementation, matrices	2700	x547
1025D	Recovering BST brute force, dp, math, number theory, trees	2100	x3296
1025C	Plasticine zebra constructive algorithms, implementation	1600	x5902
1025B	Weakened Common Divisor brute force, greedy, number theory	1600	x7751
1025A	Doggo Recoloring implementation, sortings	900	x14549
1023G	Pisces data structures, flows, trees	3400	x113
1023F	Mobile Phone Network dfs and similar, dsu, graphs, trees	2600	x862
1023E	Down or Right constructive algorithms, interactive, matrices	2100	x1955
1023D	Array Restoration constructive algorithms, data structures	1700	x3945
1023C	Bracket Subsequence greedy	1200	x9594
1023B	Pair of Toys math	1000	x10611
1023A	Single Wildcard Pattern Matching brute force, implementation, strings	1200	x8514
1020B	Badge brute force, dfs and similar, graphs	1000	x20172
1020A	New Building for SIS math	1000	x8859
1019E	Raining season data structures, divide and conquer, trees	3200	x327
1019D	Large Triangle binary search, geometry, sortings	2700	x625
1019C	Sergey's problem constructive algorithms, graphs	3000	x1072
1019B	The hat binary search, interactive	2000	x1891
1019A	Elections brute force, greedy	1700	x4510
1017H	The Films brute force	3300	x137
1017G	The Tree data structures	3200	x806
1017F	The Neutral Zone brute force, math	2500	x796
1017E	The Supersonic Rocket geometry, hashing, strings	2400	x810
1017D	The Wu bitmasks, brute force, data structures	1900	x3336
1017C	The Phone Number constructive algorithms, greedy	1600	x5898
1017B	The Bits implementation, math	1200	x9039
1017A	The Rank implementation	800	x19983
1016G	Appropriate Team bitmasks, math, number theory	2700	x256
1016F	Road Projects dfs and similar, dp, trees	2600	x777
1016E	Rest In The Shades binary search, geometry	2400	x929
1016D	Vasya And The Matrix constructive algorithms, flows, math	1800	x4424
1016C	Vasya And The Mushrooms dp, implementation	1800	x3638
1016B	Segment Occurrences brute force, implementation	1300	x9239
1016A	Death Note greedy, implementation, math	900	x14661
1015F	Bracket Substring dp, strings	2300	x1045
1015E2	Stars Drawing (Hard Edition) binary search, dp, greedy	1900	x3467
1015E1	Stars Drawing (Easy Edition) brute force, dp, greedy	1700	x5457
1015D	Walking Between Houses constructive algorithms, greedy	1600	x7907
1015C	Songs Compression sortings	1100	x17304
1015B	Obtaining the String implementation	1200	x11311
1015A	Points in Segments implementation	800	x20503
1013B	And greedy	1200	x7462
1013A	Piles With Stones math	800	x10824
1012F	Passports dp, implementation	3400	x152
1012E	Cycle sort dsu, math	3100	x270
1012D	AB-Strings constructive algorithms, strings	2800	x316
1012C	Hills dp	1900	x3215
1012B	Chemical table constructive algorithms, dfs and similar, dsu, graphs, matrices	1900	x3648
1012A	Photo of The Sky brute force, implementation, math, sortings	1500	x6148
1011B	Planning The Expedition binary search, brute force, implementation	1200	x9805
1011A	Stages greedy, implementation, sortings	900	x11923
1010F	Tree fft, graphs, trees	3400	x210
1010E	Store data structures	2700	x320
1010D	Mars rover dfs and similar, graphs, implementation, trees	2000	x2342
1010C	Border number theory	1800	x4653
1010B	Rocket binary search, interactive	1800	x5071
1010A	Fly binary search, math	1500	x7991
1009G	Allowed Letters bitmasks, flows, graph matchings, graphs, greedy	2400	x769
1009F	Dominant Indices data structures, dsu, trees	2300	x5098
1009E	Intercity Travelling combinatorics, math, probabilities	2000	x2884
1009D	Relatively Prime Graph brute force, constructive algorithms, graphs, greedy, math	1700	x6141
1009C	Annoying Present greedy, math	1700	x5191
1009B	Minimum Ternary String greedy, implementation	1400	x9895
1009A	Game Shopping implementation	800	x11647
1008B	Turn the Rectangles greedy, sortings	1000	x11239
1008A	Romaji implementation, strings	900	x14732
1007E	Mini Metro dp	3400	x163
1007D	Ants 2-sat, data structures, trees	3200	x257
1007C	Guess two numbers binary search, interactive	3000	x406
1007B	Pave the Parallelepiped bitmasks, brute force, combinatorics, math, number theory	2400	x935
1007A	Reorder the Array combinatorics, data structures, math, sortings, two pointers	1300	x11983
1006F	Xor-Paths bitmasks, brute force, dp, meet-in-the-middle	2100	x4651
1006E	Military Problem dfs and similar, graphs, trees	1600	x9422
1006D	Two Strings Swaps implementation	1700	x5839
1006C	Three Parts of the Array binary search, data structures, two pointers	1200	x20217
1006B	Polycarp's Practice greedy, implementation, sortings	1200	x12810
1006A	Adjacent Replacements implementation	800	x21157
1005F	Berland and the Shortest Paths brute force, dfs and similar, graphs, shortest paths	2100	x1609
1005E2	Median on Segments (General Case Edition) sortings	2400	x1206
1005E1	Median on Segments (Permutations Edition) sortings	1800	x3712
1005D	Polycarp and Div 3 dp, greedy, number theory	1500	x9812
1005C	Summarize to the Power of Two brute force, greedy, implementation	1300	x11307
1005B	Delete from the Left brute force, implementation, strings	900	x22309
1005A	Tanya and Stairways implementation	800	x23037
1004F	Sonya and Bitwise OR bitmasks, data structures, divide and conquer	2600	x695
1004E	Sonya and Ice Cream binary search, data structures, dp, greedy, shortest paths, trees	2400	x1010
1004D	Sonya and Matrix brute force, constructive algorithms, implementation	2300	x1390
1004C	Sonya and Robots constructive algorithms, implementation	1400	x7428
1004B	Sonya and Exhibition constructive algorithms, greedy, implementation, math	1300	x9204
1004A	Sonya and Hotels implementation	900	x10961
1003F	Abbreviation dp, hashing, strings	2200	x1095
1003E	Tree Constructing constructive algorithms, graphs	2100	x2424
1003D	Coins and Queries greedy	1600	x7510
1003C	Intense Heat brute force, implementation, math	1300	x10323
1003B	Binary String Constructing constructive algorithms	1300	x11027
1003A	Polycarp's Pockets implementation	800	x26412