Problemset - Codeforces

Problems

#	Name
1608B	Build the Permutation constructive algorithms, greedy	1200	x11784
1608A	Find Array constructive algorithms, math	800	x19129
1607H	Banquet Preparations 2 greedy, sortings, two pointers	2200	x1255
1607G	Banquet Preparations 1 greedy	2200	x1574
1607F	Robot on the Board 2 brute force, dfs and similar, graphs, implementation	2300	x1957
1607E	Robot on the Board 1 implementation	1600	x9398
1607D	Blue-Red Permutation greedy, math, sortings	1300	x16962
1607C	Minimum Extraction brute force, sortings	1000	x25159
1607B	Odd Grasshopper math	900	x26836
1607A	Linear Keyboard implementation, strings	800	x37659
1606F	Tree Queries brute force, dp, trees	2800	x566
1606E	Arena combinatorics, dp, math	2100	x3583
1606D	Red-Blue Matrix brute force, constructive algorithms, implementation, sortings	2400	x1466
1606C	Banknotes greedy, number theory	1400	x14253
1606B	Update Files greedy, implementation, math	1100	x18726
1606A	AB Balance strings	900	x25174
1605F	PalindORme combinatorics, dp	2900	x307
1605E	Array Equalizer binary search, greedy, implementation, math, number theory, sortings, two pointers	2400	x1058
1605D	Treelabeling bitmasks, constructive algorithms, dfs and similar, games, greedy, implementation, trees	2100	x2961
1605C	Dominant Character brute force, greedy, implementation, strings	1400	x17136
1605B	Reverse Sort greedy, sortings	1000	x18140
1605A	A.M. Deviation math, number theory	800	x20699
1604B	XOR Specia-LIS-t	1100	x15740
1604A	Era greedy	800	x21622
1603F	October 18, 2017 combinatorics, dp, implementation, math	2700	x287
1603E	A Perfect Problem combinatorics, dp, math	3200	x484
1603D	Artistic Partition divide and conquer, dp, number theory	3000	x688
1603C	Extreme Extension dp, greedy, math, number theory	2300	x2063
1603B	Moderate Modular Mode constructive algorithms, math, number theory	1600	x13688
1603A	Di-visible Confusion constructive algorithms, math, number theory	1300	x16767
1602B	Divine Array constructive algorithms, implementation	1100	x14159
1602A	Two Subsequences implementation	800	x19059
1601F	Two Sorts binary search, dfs and similar, math, meet-in-the-middle	3400	x188
1601E	Phys Ed Online data structures, dp, greedy	2900	x486
1601D	Difficult Mountain data structures, dp, greedy, sortings	2700	x1482
1601C	Optimal Insertion data structures, divide and conquer, dp, greedy, sortings	2300	x2056
1601B	Frog Traveler data structures, dfs and similar, dp, graphs, shortest paths, two pointers	1900	x5028
1601A	Array Elimination bitmasks, greedy, math, number theory	1300	x14858
1600J	Robot Factory bitmasks, dfs and similar	1400	x3968
1600F	Party Organization brute force, math, probabilities	2300	x499
1600E	Array Game games, greedy, two pointers	1900	x2127
1599J	Bob's Beautiful Array bitmasks, brute force, greedy	2600	x303
1599I	Desert data structures, graphs	2700	x121
1599H	Hidden Fortress interactive, math	2100	x1079
1599G	Shortest path brute force, geometry, math, shortest paths	2700	x371
1599F	Mars hashing	2700	x339
1599E	Two Arrays data structures, matrices	3200	x67
1599D	Bubble Popping	3200	x30
1599C	Bubble Strike combinatorics, math, probabilities, ternary search	2000	x1687
1599B	Restaurant Game	3100	x143
1599A	Weights constructive algorithms, greedy, two pointers	2600	x690
1598G	The Sum of Good Numbers hashing, math, string suffix structures, strings	3200	x340
1598F	RBS binary search, bitmasks, brute force, data structures, dp	2400	x1449
1598E	Staircases brute force, combinatorics, data structures, dfs and similar, dp, implementation, math	2100	x2334
1598D	Training Session combinatorics, data structures, geometry, implementation, math	1700	x8787
1598C	Delete Two Elements data structures, dp, implementation, math, two pointers	1200	x21097
1598B	Groups brute force, implementation	1000	x16147
1598A	Computer Game brute force, dfs and similar, dp, implementation	800	x23570
1594F	Ideal Farm constructive algorithms, math	2400	x1381
1594E2	Rubik's Cube Coloring (hard version) brute force, dp, implementation, math, trees	2300	x1495
1594E1	Rubik's Cube Coloring (easy version) combinatorics, math	1300	x11247
1594D	The Number of Imposters constructive algorithms, dfs and similar, dp, dsu, graphs	1700	x7604
1594C	Make Them Equal brute force, greedy, math, strings	1200	x19868
1594B	Special Numbers bitmasks, math	1100	x20085
1594A	Consecutive Sum Riddle math	800	x24889
1593G	Changing Brackets constructive algorithms, data structures, dp, greedy	2200	x1727
1593F	Red-Black Number dfs and similar, dp, implementation, math, meet-in-the-middle	2100	x2468
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x12582
1593D2	Half of Same brute force, math, number theory	1900	x5086
1593D1	All are Same math, number theory	1100	x20320
1593C	Save More Mice binary search, greedy, greedy	1000	x25083
1593B	Make it Divisible by 25 dfs and similar, dp, greedy, math, math	900	x27722
1593A	Elections math	800	x37097
1592F2	Alice and Recoloring 2 constructive algorithms, flows, graph matchings, greedy	2800	x777
1592F1	Alice and Recoloring 1 constructive algorithms, greedy	2600	x911
1592E	Bored Bakry bitmasks, greedy, math, two pointers	2400	x1667
1592D	Hemose in ICPC ? binary search, dfs and similar, implementation, interactive, math, number theory, trees	2300	x2327
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x8083
1592B	Hemose Shopping constructive algorithms, dsu, math, sortings	1200	x16071
1592A	Gamer Hemose binary search, greedy, math, sortings	800	x22403
1588F	Jumping Through the Array binary search, data structures, graphs, two pointers	3500	x286
1586I	Omkar and Mosaic combinatorics, constructive algorithms, math	3500	x204
1585G	Poachers dp, games, graphs, trees	2500	x188
1585F	Non-equal Neighbours combinatorics, dp, math	2400	x1260
1585E	Frequency Queries data structures, dfs and similar, trees	2400	x1074
1585D	Yet Another Sorting Problem data structures, math	1900	x3893
1585C	Minimize Distance greedy	1300	x12128
1585B	Array Eversion greedy	900	x15216
1585A	Life of a Flower implementation	800	x17920
1584G	Eligible Segments geometry	3200	x210
1584F	Strange LCS bitmasks, dp, graphs, greedy, strings	2600	x987
1584E	Game with Stones binary search, data structures, games, greedy	2300	x1297
1584D	Guess the Permutation binary search, combinatorics, interactive, math	2000	x3706
1584C	Two Arrays greedy, math, sortings	900	x16508
1584B	Coloring Rectangles greedy, math	1000	x13420
1584A	Mathematical Addition math	800	x14945
1583H	Omkar and Tours data structures, divide and conquer, sortings, trees	3300	x339
1583G	Omkar and Time Travel data structures, math	3000	x464
1583F	Defender of Childhood Dreams bitmasks, constructive algorithms, divide and conquer	2500	x1344
1583E	Moment of Bloom constructive algorithms, dfs and similar, graph matchings, graphs, greedy, trees	2200	x2241