Problemset - Codeforces

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Codeforces Round 951 (Div. 2)
28:34:18
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Problems

#	Name
1608G	Alphabetic Tree binary search, data structures, dfs and similar, hashing, string suffix structures, strings, trees	3500	x151
1608F	MEX counting combinatorics, dp, implementation	3200	x524
1608E	The Cells on the Paper binary search, implementation, sortings	2800	x425
1608D	Dominoes combinatorics, fft, graphs, math, number theory	2400	x1356
1608C	Game Master data structures, dfs and similar, dp, graphs, greedy, two pointers	1700	x6451
1608B	Build the Permutation constructive algorithms, greedy	1200	x11490
1608A	Find Array constructive algorithms, math	800	x18768
1607H	Banquet Preparations 2 greedy, sortings, two pointers	2200	x1201
1607G	Banquet Preparations 1 greedy	2200	x1522
1607F	Robot on the Board 2 brute force, dfs and similar, graphs, implementation	2300	x1894
1607E	Robot on the Board 1 implementation	1600	x9069
1607D	Blue-Red Permutation greedy, math, sortings	1300	x16468
1607C	Minimum Extraction brute force, sortings	1000	x24431
1607B	Odd Grasshopper math	900	x24889
1607A	Linear Keyboard implementation, strings	800	x36278
1606F	Tree Queries brute force, dp, trees	2800	x522
1606E	Arena combinatorics, dp, math	2100	x3363
1606D	Red-Blue Matrix brute force, constructive algorithms, implementation, sortings	2400	x1404
1606C	Banknotes greedy, number theory	1400	x13819
1606B	Update Files greedy, implementation, math	1100	x18329
1606A	AB Balance strings	900	x23121
1605F	PalindORme combinatorics, dp	2900	x292
1605E	Array Equalizer binary search, greedy, implementation, math, number theory, sortings, two pointers	2400	x1001
1605D	Treelabeling bitmasks, constructive algorithms, dfs and similar, games, greedy, implementation, trees	2100	x2847
1605C	Dominant Character brute force, greedy, implementation, strings	1400	x16459
1605B	Reverse Sort greedy, sortings	1000	x17708
1605A	A.M. Deviation math, number theory	800	x20380
1604B	XOR Specia-LIS-t	1100	x15486
1604A	Era greedy	800	x21186
1603F	October 18, 2017 combinatorics, dp, implementation, math	2700	x269
1603E	A Perfect Problem combinatorics, dp, math	3200	x404
1603D	Artistic Partition divide and conquer, dp, number theory	3000	x618
1603C	Extreme Extension dp, greedy, math, number theory	2300	x1986
1603B	Moderate Modular Mode constructive algorithms, math, number theory	1600	x13137
1603A	Di-visible Confusion constructive algorithms, math, number theory	1300	x16260
1602B	Divine Array constructive algorithms, implementation	1100	x13881
1602A	Two Subsequences implementation	800	x18799
1601F	Two Sorts binary search, dfs and similar, math, meet-in-the-middle	3400	x169
1601E	Phys Ed Online data structures, dp, greedy	2900	x467
1601D	Difficult Mountain data structures, dp, greedy, sortings	2700	x1394
1601C	Optimal Insertion data structures, divide and conquer, dp, greedy, sortings	2300	x1931
1601B	Frog Traveler data structures, dfs and similar, dp, graphs, shortest paths, two pointers	1900	x4799
1601A	Array Elimination bitmasks, greedy, math, number theory	1300	x13469
1600J	Robot Factory bitmasks, dfs and similar	1400	x3797
1600F	Party Organization brute force, math, probabilities	2300	x436
1600E	Array Game games, greedy, two pointers	1900	x1943
1599J	Bob's Beautiful Array bitmasks, brute force, greedy	2600	x285
1599I	Desert data structures, graphs	2700	x113
1599H	Hidden Fortress interactive, math	2100	x1016
1599G	Shortest path brute force, geometry, math, shortest paths	2700	x358
1599F	Mars hashing	2700	x307
1599E	Two Arrays data structures, matrices	3200	x67
1599D	Bubble Popping	3200	x30
1599C	Bubble Strike combinatorics, math, probabilities, ternary search	2000	x1569
1599B	Restaurant Game	3100	x133
1599A	Weights constructive algorithms, greedy, two pointers	2600	x635
1598G	The Sum of Good Numbers hashing, math, string suffix structures, strings	3200	x326
1598F	RBS binary search, bitmasks, brute force, data structures, dp	2400	x1331
1598E	Staircases brute force, combinatorics, data structures, dfs and similar, dp, implementation, math	2100	x2251
1598D	Training Session combinatorics, data structures, geometry, implementation, math	1700	x8441
1598C	Delete Two Elements data structures, dp, implementation, math, two pointers	1200	x20175
1598B	Groups brute force, implementation	1000	x15814
1598A	Computer Game brute force, dfs and similar, dp, implementation	800	x22878
1594F	Ideal Farm constructive algorithms, math	2400	x1270
1594E2	Rubik's Cube Coloring (hard version) brute force, dp, implementation, math, trees	2300	x1449
1594E1	Rubik's Cube Coloring (easy version) combinatorics, math	1300	x10915
1594D	The Number of Imposters constructive algorithms, dfs and similar, dp, dsu, graphs	1700	x7165
1594C	Make Them Equal brute force, greedy, math, strings	1200	x18186
1594B	Special Numbers bitmasks, math	1100	x19287
1594A	Consecutive Sum Riddle math	800	x23972
1593G	Changing Brackets constructive algorithms, data structures, dp, greedy	2200	x1628
1593F	Red-Black Number dfs and similar, dp, implementation, math, meet-in-the-middle	2100	x2365
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x11804
1593D2	Half of Same brute force, math, number theory	1900	x4837
1593D1	All are Same math, number theory	1100	x19674
1593C	Save More Mice binary search, greedy, greedy	1000	x24163
1593B	Make it Divisible by 25 dfs and similar, dp, greedy, math, math	900	x25508
1593A	Elections math	800	x35757
1592F2	Alice and Recoloring 2 constructive algorithms, flows, graph matchings, greedy	2800	x676
1592F1	Alice and Recoloring 1 constructive algorithms, greedy	2600	x779
1592E	Bored Bakry bitmasks, greedy, math, two pointers	2400	x1550
1592D	Hemose in ICPC ? binary search, dfs and similar, implementation, interactive, math, number theory, trees	2300	x2169
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7669
1592B	Hemose Shopping constructive algorithms, dsu, math, sortings	1200	x15647
1592A	Gamer Hemose binary search, greedy, math, sortings	800	x21704
1588F	Jumping Through the Array binary search, data structures, graphs, two pointers	3500	x272
1586I	Omkar and Mosaic combinatorics, constructive algorithms, math	3500	x178
1585G	Poachers dp, games, graphs, trees	2500	x172
1585F	Non-equal Neighbours combinatorics, dp, math	2400	x1155
1585E	Frequency Queries data structures, dfs and similar, trees	2400	x1020
1585D	Yet Another Sorting Problem data structures, math	1900	x3649
1585C	Minimize Distance greedy	1300	x11646
1585B	Array Eversion greedy	900	x14848
1585A	Life of a Flower implementation	800	x17564
1584G	Eligible Segments geometry	3200	x203
1584F	Strange LCS bitmasks, dp, graphs, greedy, strings	2600	x857
1584E	Game with Stones binary search, data structures, games, greedy	2300	x1228
1584D	Guess the Permutation binary search, combinatorics, interactive, math	2000	x3576
1584C	Two Arrays greedy, math, sortings	900	x16059
1584B	Coloring Rectangles greedy, math	1000	x13140