Problemset - Codeforces

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Codeforces Round 951 (Div. 2)
2 days
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Problems

#	Name
611E	New Year and Three Musketeers data structures, greedy, sortings	2400	x856
609A	USB Flash Drives greedy, implementation, sortings	800	x16865
600B	Queries about less or equal elements binary search, data structures, sortings, two pointers	1300	x27797
599C	Day at the Beach sortings	1600	x4574
598C	Nearest vectors geometry, sortings	2300	x4137
597B	Restaurant dp, greedy, sortings	1600	x4678
596D	Wilbur and Trees dp, math, probabilities, sortings	2300	x678
596C	Wilbur and Points combinatorics, greedy, sortings	1700	x2236
593B	Anton and Lines geometry, sortings	1600	x3948
581C	Developing Skills implementation, math, sortings	1400	x7255
580B	Kefa and Company binary search, sortings, two pointers	1500	x25118
579B	Finding Team Member brute force, implementation, sortings	1300	x5229
576C	Points on Plane constructive algorithms, divide and conquer, geometry, greedy, sortings	2100	x3243
572B	Order Book data structures, greedy, implementation, sortings	1300	x6766
572A	Arrays sortings	900	x16320
571B	Minimization dp, greedy, sortings	2000	x2530
567D	One-Dimensional Battle Ships binary search, data structures, greedy, sortings	1700	x4666
560A	Currency System in Geraldion implementation, sortings	1000	x16858
559E	Gerald and Path dp, sortings	3000	x860
559B	Equivalent Strings divide and conquer, hashing, sortings, strings	1700	x10411
558E	A Simple Task data structures, sortings, strings	2300	x5677
558D	Guess Your Way Out! II data structures, implementation, sortings	2300	x1111
558A	Lala Land and Apple Trees brute force, implementation, sortings	1100	x10201
557C	Arthur and Table brute force, data structures, dp, greedy, math, sortings	1900	x3945
557B	Pasha and Tea constructive algorithms, implementation, math, sortings	1500	x7088
555B	Case of Fugitive data structures, greedy, sortings	2000	x3691
552D	Vanya and Triangles brute force, combinatorics, data structures, geometry, math, sortings	1900	x4367
551A	GukiZ and Contest brute force, implementation, sortings	800	x16049
549G	Happy Line constructive algorithms, greedy, sortings	2200	x2399
546B	Soldier and Badges brute force, greedy, implementation, sortings	1200	x17280
545D	Queue greedy, implementation, sortings	1300	x24216
542A	Place Your Ad Here data structures, sortings	2400	x522
540E	Infinite Inversions binary search, data structures, implementation, sortings, trees	2100	x2016
538G	Berserk Robot constructive algorithms, math, sortings	3100	x444
538F	A Heap of Heaps brute force, data structures, math, sortings	2200	x1505
529B	Group Photo 2 (online mirror version) brute force, greedy, sortings	1900	x854
528E	Triangles 3000 geometry, sortings	3100	x215
527D	Clique Problem data structures, dp, greedy, implementation, sortings	1800	x4664
525C	Ilya and Sticks greedy, math, sortings	1600	x5709
524E	Rooks and Rectangles data structures, sortings	2400	x1168
524C	The Art of Dealing with ATM binary search, sortings	1900	x1982
519B	A and B and Compilation Errors data structures, implementation, sortings	1100	x37978
515C	Drazil and Factorial greedy, math, sortings	1400	x25094
510C	Fox And Names dfs and similar, graphs, sortings	1600	x15272
507A	Amr and Music greedy, implementation, sortings	1000	x17368
501C	Misha and Forest constructive algorithms, data structures, greedy, sortings, trees	1500	x5520
500B	New Year Permutation dfs and similar, dsu, graphs, greedy, math, sortings	1600	x8732
496E	Distributing Parts greedy, sortings	2100	x1634
493C	Vasya and Basketball binary search, brute force, data structures, implementation, sortings, two pointers	1600	x6693
492D	Vanya and Computer Game binary search, implementation, math, sortings	1800	x3123
492C	Vanya and Exams greedy, sortings	1400	x13741
492B	Vanya and Lanterns binary search, implementation, math, sortings	1200	x71862
490A	Team Olympiad greedy, implementation, sortings	800	x56094
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x46914
489A	SwapSort greedy, implementation, sortings	1200	x9856
484B	Maximum Value binary search, math, sortings, two pointers	2100	x6807
479C	Exams greedy, sortings	1400	x28695
479B	Towers brute force, constructive algorithms, greedy, implementation, sortings	1400	x7562
478E	Wavy numbers brute force, dfs and similar, meet-in-the-middle, sortings	2900	x207
474E	Pillars binary search, data structures, dp, sortings, trees	2000	x3155
471B	MUH and Important Things implementation, sortings	1300	x5897
461A	Appleman and Toastman greedy, sortings	1200	x15233
460E	Roland and Rose brute force, geometry, math, sortings	2700	x336
459E	Pashmak and Graph dp, sortings	1900	x5279
459D	Pashmak and Parmida's problem data structures, divide and conquer, sortings	1800	x9616
459B	Pashmak and Flowers combinatorics, implementation, sortings	1300	x38764
456A	Laptops sortings	1100	x45857
451B	Sort the Array implementation, sortings	1300	x43445
439D	Devu and his Brother binary search, sortings, ternary search, two pointers	1700	x5844
439B	Devu, the Dumb Guy implementation, sortings	1200	x14083
437D	The Child and Zoo dsu, sortings	1900	x3187
437C	The Child and Toy graphs, greedy, sortings	1400	x13556
437B	The Child and Set bitmasks, greedy, implementation, sortings	1500	x9221
434E	Furukawa Nagisa's Tree binary search, divide and conquer, sortings, trees	3000	x255
433C	Ryouko's Memory Note implementation, math, sortings	1800	x2401
433B	Kuriyama Mirai's Stones dp, implementation, sortings	1200	x36773
432C	Prime Swaps greedy, sortings	1800	x2444
432A	Choosing Teams greedy, implementation, sortings	800	x57091
430A	Points and Segments (easy) constructive algorithms, sortings	1600	x2224
425A	Sereja and Swaps brute force, sortings	1500	x3815
424B	Megacity binary search, greedy, implementation, sortings	1200	x7370
421D	Bug in Code binary search, data structures, sortings	1900	x501
417D	Cunning Gena bitmasks, dp, greedy, sortings	1900	x2381
412B	Network Configuration greedy, sortings	900	x5296
405A	Gravity Flip greedy, implementation, sortings	900	x95386
404C	Restore Graph dfs and similar, graphs, sortings	1800	x5044
388C	Fox and Card Game games, greedy, sortings	2000	x3103
388A	Fox and Box Accumulation greedy, sortings	1400	x11367
384B	Multitasking greedy, implementation, sortings, two pointers	1500	x3496
383B	Volcanoes binary search, implementation, sortings, two pointers	2500	x657
382C	Arithmetic Progression implementation, sortings	1700	x8176
381B	Sereja and Stairs greedy, implementation, sortings	1100	x6598
379E	New Year Tree Decorations geometry, schedules, sortings	2500	x338
379C	New Year Ratings Change greedy, sortings	1400	x6502
378B	Semifinals implementation, sortings	1300	x5144
377B	Preparing for the Contest binary search, data structures, greedy, sortings	1900	x1978
375B	Maximum Submatrix 2 data structures, dp, implementation, sortings	1600	x4968
372A	Counting Kangaroos is Fun binary search, greedy, sortings, two pointers	1600	x12439
370C	Mittens constructive algorithms, greedy, sortings	1800	x1509
367C	Sereja and the Arrangement of Numbers graphs, greedy, sortings	2000	x1711