Problemset - Codeforces

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Codeforces Round 950 (Div. 3)
21:22:22
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Problems

#	Name
1473A	Replacing Elements greedy, implementation, math, sortings	800	x32944
1472G	Moving to the Capital dfs and similar, dp, graphs, shortest paths	2100	x4437
1472F	New Year's Puzzle brute force, dp, graph matchings, greedy, sortings	2100	x2950
1472E	Correct Placement binary search, data structures, dp, sortings, two pointers	1700	x7752
1472D	Even-Odd Game dp, games, greedy, sortings	1200	x26217
1472C	Long Jumps dp, graphs	1100	x30215
1472B	Fair Division dp, greedy, math	800	x47905
1472A	Cards for Friends greedy, math	800	x41044
1471B	Strange List brute force, greedy, implementation, math	1100	x19148
1471A	Strange Partition greedy, math, number theory	900	x24772
1470F	Strange Covering divide and conquer	3500	x116
1470E	Strange Permutation binary search, combinatorics, data structures, dp, graphs, implementation, two pointers	3200	x294
1470D	Strange Housing constructive algorithms, dfs and similar, graph matchings, graphs, greedy	2200	x3597
1470C	Strange Shuffle binary search, brute force, constructive algorithms, interactive	2500	x1310
1470B	Strange Definition bitmasks, graphs, hashing, math, number theory	1900	x6179
1470A	Strange Birthday Party binary search, dp, greedy, sortings, two pointers	1300	x21430
1469F	Power Sockets binary search, data structures, greedy	2600	x828
1469E	A Bit Similar bitmasks, brute force, hashing, string suffix structures, strings, two pointers	2400	x1860
1469D	Ceil Divisions brute force, constructive algorithms, math, number theory	1700	x9185
1469C	Building a Fence dp, greedy, implementation, two pointers	1600	x10523
1469B	Red and Blue dp, greedy	1000	x26224
1469A	Regular Bracket Sequence constructive algorithms, greedy	1000	x26616
1468N	Waste Sorting greedy, implementation	900	x7919
1468M	Similar Sets data structures, graphs, implementation	2300	x909
1468L	Prime Divisors Selection binary search, greedy, math, number theory	2700	x314
1468K	The Robot brute force, implementation	1600	x4976
1468J	Road Reform dsu, graphs, greedy	1800	x3927
1468I	Plane Tiling geometry, implementation, math	2500	x473
1468H	K and Medians constructive algorithms, greedy, math	2200	x1711
1468G	Hobbits binary search, geometry	2500	x801
1468F	Full Turn geometry, hashing, number theory	1700	x3614
1468E	Four Segments greedy	800	x8630
1468D	Firecrackers binary search, sortings	1700	x4483
1468C	Berpizza data structures, implementation	1400	x7473
1468B	Bakery data structures, dsu	2900	x209
1468A	LaIS data structures, dp, greedy	2200	x1578
1467E	Distinctive Roots in a Tree data structures, dfs and similar, dp, trees	2500	x1343
1467D	Sum of Paths combinatorics, dp, math	2200	x3546
1467C	Three Bags constructive algorithms, greedy	1900	x6228
1467B	Hills And Valleys brute force, implementation	1700	x10744
1467A	Wizard of Orz constructive algorithms, greedy, math	900	x23936
1466I	The Riddle of the Sphinx binary search, data structures, data structures, interactive	3400	x184
1466H	Finding satisfactory solutions combinatorics, dp, graphs, greedy, math	3300	x266
1466G	Song of the Sirens combinatorics, divide and conquer, hashing, math, string suffix structures, strings	2600	x854
1466F	Euclid's nightmare bitmasks, dfs and similar, dsu, graphs, greedy, math, sortings	2100	x2802
1466E	Apollo versus Pan bitmasks, brute force, math	1800	x7046
1466D	13th Labour of Heracles data structures, greedy, sortings, trees	1500	x10875
1466C	Canine poetry dp, greedy, strings	1300	x17351
1466B	Last minute enhancements dp, greedy	800	x22420
1466A	Bovine Dilemma brute force, geometry, math	800	x22308
1464F	My Beautiful Madness data structures, trees	3500	x288
1463F	Max Correct Set bitmasks, dp, math	3100	x556
1463E	Plan of Lectures constructive algorithms, dfs and similar, dsu, graphs, implementation, sortings, trees	2400	x1463
1463D	Pairs binary search, constructive algorithms, greedy, two pointers	1900	x4267
1463C	Busy Robot implementation	1800	x5512
1463B	Find The Array bitmasks, constructive algorithms, greedy	1400	x18864
1463A	Dungeon binary search, math	1100	x24587
1462F	The Treasure of The Segments binary search, data structures, greedy	1800	x6718
1462E2	Close Tuples (hard version) binary search, combinatorics, implementation, math, sortings, two pointers	1700	x9260
1462E1	Close Tuples (easy version) binary search, combinatorics, math, sortings, two pointers	1500	x13263
1462D	Add to Neighbour and Remove greedy, math, number theory	1400	x16312
1462C	Unique Number brute force, greedy, math	900	x31489
1462B	Last Year's Substring dp, implementation, strings	800	x26660
1462A	Favorite Sequence implementation, two pointers	800	x40216
1461F	Mathematical Expression constructive algorithms, dp, greedy	2700	x530
1461E	Water Level brute force, graphs, greedy, implementation, math	2200	x2064
1461D	Divide and Summarize binary search, brute force, data structures, divide and conquer, implementation, sortings	1600	x8939
1461C	Random Events dp, math, probabilities	1500	x10891
1461B	Find the Spruce brute force, dp, implementation	1400	x12393
1461A	String Generation constructive algorithms, greedy	800	x18419
1459B	Move and Turn dp, math	1300	x14048
1459A	Red-Blue Shuffle math, probabilities	800	x16823
1458F	Range Diameter Sum data structures, trees	3500	x259
1458E	Nim Shortcuts data structures, games	3100	x410
1458D	Flip and Reverse data structures, graphs, greedy	3100	x981
1458C	Latin Square math, matrices	2700	x1206
1458B	Glass Half Spilled dp	2000	x3398
1458A	Row GCD math, number theory	1600	x16267
1456E	XOR-ranges dp, greedy	3500	x271
1455G	Forbidden Value data structures, dp	2900	x399
1455F	String and Operations dp, greedy	2800	x419
1455E	Four Points brute force, constructive algorithms, flows, geometry, greedy, implementation, math, ternary search	2400	x1438
1455D	Sequence and Swaps dp, greedy, sortings	1600	x12026
1455C	Ping-pong constructive algorithms, games, math	1100	x19280
1455B	Jumps constructive algorithms, math	1200	x21325
1455A	Strange Functions math, number theory	800	x26089
1454F	Array Partition binary search, data structures, greedy, two pointers	2100	x3828
1454E	Number of Simple Paths combinatorics, dfs and similar, graphs, trees	2000	x5534
1454D	Number into Sequence constructive algorithms, math, number theory	1300	x19829
1454C	Sequence Transformation greedy, implementation	1200	x21043
1454B	Unique Bid Auction implementation	800	x27649
1454A	Special Permutation constructive algorithms, probabilities	800	x39467
1453F	Even Harder dp	2700	x810
1453E	Dog Snacks binary search, dfs and similar, dp, greedy, trees	2300	x1979
1453D	Checkpoints brute force, constructive algorithms, greedy, math, probabilities	1900	x4093
1453C	Triangles greedy, implementation	1700	x5988
1453B	Suffix Operations constructive algorithms, implementation	1400	x13179
1453A	Cancel the Trains implementation	800	x22302
1452G	Game On Tree data structures, dfs and similar, greedy, trees	2700	x460
1452F	Divide Powers constructive algorithms, greedy	2900	x299