Problemset - Codeforces

Problems

#	Name
1472B	Fair Division dp, greedy, math	800	x51250
1472A	Cards for Friends greedy, math	800	x42241
1471B	Strange List brute force, greedy, implementation, math	1100	x19400
1471A	Strange Partition greedy, math, number theory	900	x26693
1470F	Strange Covering divide and conquer	3500	x134
1470E	Strange Permutation binary search, combinatorics, data structures, dp, graphs, implementation, two pointers	3200	x300
1470D	Strange Housing constructive algorithms, dfs and similar, graph matchings, graphs, greedy	2200	x3751
1470C	Strange Shuffle binary search, brute force, constructive algorithms, interactive	2500	x1351
1470B	Strange Definition bitmasks, graphs, hashing, math, number theory	1900	x6352
1470A	Strange Birthday Party binary search, dp, greedy, sortings, two pointers	1300	x22770
1469F	Power Sockets binary search, data structures, greedy	2600	x965
1469E	A Bit Similar bitmasks, brute force, hashing, string suffix structures, strings, two pointers	2400	x1999
1469D	Ceil Divisions brute force, constructive algorithms, math, number theory	1700	x9499
1469C	Building a Fence dp, greedy, implementation, two pointers	1600	x10801
1469B	Red and Blue dp, greedy	1000	x27595
1469A	Regular Bracket Sequence constructive algorithms, greedy	1000	x27621
1468N	Waste Sorting greedy, implementation	900	x8258
1468M	Similar Sets data structures, graphs, implementation	2300	x962
1468L	Prime Divisors Selection binary search, greedy, math, number theory	2700	x328
1468K	The Robot brute force, implementation	1600	x5166
1468J	Road Reform dsu, graphs, greedy	1800	x4422
1468I	Plane Tiling geometry, implementation, math	2500	x515
1468H	K and Medians constructive algorithms, greedy, math	2200	x1829
1468G	Hobbits binary search, geometry	2500	x826
1468F	Full Turn geometry, hashing, number theory	1700	x3781
1468E	Four Segments greedy	800	x8877
1468D	Firecrackers binary search, sortings	1700	x4738
1468C	Berpizza data structures, implementation	1400	x8132
1468B	Bakery data structures, dsu	2900	x217
1468A	LaIS data structures, dp, greedy	2200	x1695
1467E	Distinctive Roots in a Tree data structures, dfs and similar, dp, trees	2500	x1451
1467D	Sum of Paths combinatorics, dp, math	2200	x3714
1467C	Three Bags constructive algorithms, greedy	1900	x6438
1467B	Hills And Valleys brute force, implementation	1700	x11012
1467A	Wizard of Orz constructive algorithms, greedy, math	900	x24410
1466I	The Riddle of the Sphinx binary search, data structures, data structures, interactive	3400	x200
1466H	Finding satisfactory solutions combinatorics, dp, graphs, greedy, math	3300	x308
1466G	Song of the Sirens combinatorics, divide and conquer, hashing, math, string suffix structures, strings	2600	x944
1466F	Euclid's nightmare bitmasks, dfs and similar, dsu, graphs, greedy, math, sortings	2100	x2883
1466E	Apollo versus Pan bitmasks, brute force, math	1800	x7358
1466D	13th Labour of Heracles data structures, greedy, sortings, trees	1500	x11468
1466C	Canine poetry dp, greedy, strings	1300	x17742
1466B	Last minute enhancements dp, greedy	800	x22733
1466A	Bovine Dilemma brute force, geometry, math	800	x22605
1464F	My Beautiful Madness data structures, trees	3500	x328
1463F	Max Correct Set bitmasks, dp, math	3100	x611
1463E	Plan of Lectures constructive algorithms, dfs and similar, dsu, graphs, implementation, sortings, trees	2400	x1545
1463D	Pairs binary search, constructive algorithms, greedy, two pointers	1900	x4470
1463C	Busy Robot implementation	1800	x5684
1463B	Find The Array bitmasks, constructive algorithms, greedy	1400	x19556
1463A	Dungeon binary search, math	1100	x25747
1462F	The Treasure of The Segments binary search, data structures, greedy	1800	x7055
1462E2	Close Tuples (hard version) binary search, combinatorics, implementation, math, sortings, two pointers	1700	x9859
1462E1	Close Tuples (easy version) binary search, combinatorics, math, sortings, two pointers	1500	x13893
1462D	Add to Neighbour and Remove greedy, math, number theory	1400	x16872
1462C	Unique Number brute force, greedy, math	900	x32880
1462B	Last Year's Substring dp, implementation, strings	800	x27477
1462A	Favorite Sequence implementation, two pointers	800	x42327
1461F	Mathematical Expression constructive algorithms, dp, greedy	2700	x566
1461E	Water Level brute force, graphs, greedy, implementation, math	2200	x2131
1461D	Divide and Summarize binary search, brute force, data structures, divide and conquer, implementation, sortings	1600	x9304
1461C	Random Events dp, math, probabilities	1500	x11342
1461B	Find the Spruce brute force, dp, implementation	1400	x12679
1461A	String Generation constructive algorithms, greedy	800	x18605
1459B	Move and Turn dp, math	1300	x15049
1459A	Red-Blue Shuffle math, probabilities	800	x17042
1458F	Range Diameter Sum data structures, trees	3500	x282
1458E	Nim Shortcuts data structures, games	3100	x497
1458D	Flip and Reverse data structures, graphs, greedy	3100	x1161
1458C	Latin Square math, matrices	2700	x1357
1458B	Glass Half Spilled dp	2000	x3581
1458A	Row GCD math, number theory	1600	x18515
1456E	XOR-ranges dp, greedy	3500	x287
1455G	Forbidden Value data structures, dp	2900	x419
1455F	String and Operations dp, greedy	2800	x451
1455E	Four Points brute force, constructive algorithms, flows, geometry, greedy, implementation, math, ternary search	2400	x1552
1455D	Sequence and Swaps dp, greedy, sortings	1600	x12374
1455C	Ping-pong constructive algorithms, games, math	1100	x19664
1455B	Jumps constructive algorithms, math	1200	x22010
1455A	Strange Functions math, number theory	800	x26547
1454F	Array Partition binary search, data structures, greedy, two pointers	2100	x4098
1454E	Number of Simple Paths combinatorics, dfs and similar, graphs, trees	2000	x5872
1454D	Number into Sequence constructive algorithms, math, number theory	1300	x20615
1454C	Sequence Transformation greedy, implementation	1200	x21559
1454B	Unique Bid Auction implementation	800	x28645
1454A	Special Permutation constructive algorithms, probabilities	800	x40867
1453F	Even Harder dp	2700	x847
1453E	Dog Snacks binary search, dfs and similar, dp, greedy, trees	2300	x2065
1453D	Checkpoints brute force, constructive algorithms, greedy, math, probabilities	1900	x4187
1453C	Triangles greedy, implementation	1700	x6061
1453B	Suffix Operations constructive algorithms, implementation	1400	x13402
1453A	Cancel the Trains implementation	800	x22698
1452G	Game On Tree data structures, dfs and similar, greedy, trees	2700	x490
1452F	Divide Powers constructive algorithms, greedy	2900	x322
1452E	Two Editorials brute force, dp, greedy, sortings, two pointers	2500	x1569
1452D	Radio Towers combinatorics, dp, math	1600	x8023
1452C	Two Brackets greedy	800	x19688
1452B	Toy Blocks binary search, greedy, math, sortings	1400	x14803
1452A	Robot Program math	800	x22188
1451F	Nullify The Matrix constructive algorithms, games	2700	x993