Problemset - Codeforces

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Problems

#	Name
461A	Appleman and Toastman greedy, sortings	1200	x15179
460E	Roland and Rose brute force, geometry, math, sortings	2700	x334
460D	Little Victor and Set brute force, constructive algorithms, math	2300	x970
460C	Present binary search, data structures, greedy	1700	x6038
460B	Little Dima and Equation brute force, implementation, math, number theory	1500	x12082
460A	Vasya and Socks brute force, implementation, math	900	x44233
459E	Pashmak and Graph dp, sortings	1900	x5258
459D	Pashmak and Parmida's problem data structures, divide and conquer, sortings	1800	x9497
459C	Pashmak and Buses combinatorics, constructive algorithms, math	1900	x6066
459B	Pashmak and Flowers combinatorics, implementation, sortings	1300	x38429
459A	Pashmak and Garden implementation	1200	x31361
457F	An easy problem about trees dp, games, greedy, trees	3200	x103
457E	Flow Optimality constructive algorithms, flows, math	3000	x81
457D	Bingo! combinatorics, math, probabilities	2700	x269
457C	Elections brute force	2100	x863
457B	Distributed Join greedy	1900	x1126
457A	Golden System math, meet-in-the-middle	1700	x1261
456B	Fedya and Maths math, number theory	1200	x15986
456A	Laptops sortings	1100	x45358
455E	Function data structures	2900	x653
455D	Serega and Fun data structures	2700	x2802
455C	Civilization dfs and similar, dp, dsu, ternary search, trees	2100	x5126
455B	A Lot of Games dfs and similar, dp, games, implementation, strings, trees	1900	x5645
455A	Boredom dp	1500	x54120
454B	Little Pony and Sort by Shift implementation	1200	x17808
454A	Little Pony and Crystal Mine implementation	800	x14516
453E	Little Pony and Lord Tirek data structures	3100	x649
453D	Little Pony and Elements of Harmony dp, matrices	3000	x459
453C	Little Pony and Summer Sun Celebration constructive algorithms, dfs and similar, graphs	2200	x1568
453B	Little Pony and Harmony Chest bitmasks, brute force, dp	2000	x4519
453A	Little Pony and Expected Maximum probabilities	1600	x9940
452F	Permutation data structures, divide and conquer, hashing	2700	x1364
452E	Three strings data structures, dsu, string suffix structures, strings	2400	x1026
452D	Washer, Dryer, Folder greedy, implementation	1900	x1474
452C	Magic Trick combinatorics, math, probabilities	2100	x1395
452B	4-point polyline brute force, constructive algorithms, geometry, trees	1800	x1977
452A	Eevee brute force, implementation, strings	1000	x7894
451E	Devu and Flowers bitmasks, combinatorics, number theory	2300	x3221
451D	Count Good Substrings math	2000	x4638
451C	Predict Outcome of the Game brute force, implementation, math	1700	x3298
451B	Sort the Array implementation, sortings	1300	x42987
451A	Game With Sticks implementation	900	x62551
450B	Jzzhu and Sequences implementation, math	1300	x25314
450A	Jzzhu and Children implementation	1000	x32476
449E	Jzzhu and Squares dp, math, number theory	2900	x281
449D	Jzzhu and Numbers bitmasks, combinatorics, dp	2400	x4077
449C	Jzzhu and Apples constructive algorithms, number theory	2500	x2194
449B	Jzzhu and Cities graphs, greedy, shortest paths	2000	x8026
449A	Jzzhu and Chocolate greedy, math	1700	x3866
448E	Divisors brute force, dfs and similar, implementation, number theory	2200	x1446
448D	Multiplication Table binary search, brute force	1800	x13272
448C	Painting Fence divide and conquer, dp, greedy	1900	x7806
448B	Suffix Structures implementation, strings	1400	x15641
448A	Rewards implementation	800	x23906
447B	DZY Loves Strings greedy, implementation	1000	x19938
447A	DZY Loves Hash implementation	800	x9381
446E	DZY Loves Bridges math, matrices	3100	x118
446D	DZY Loves Games math, matrices, probabilities	2800	x378
446C	DZY Loves Fibonacci Numbers data structures, math, number theory	2400	x3177
446B	DZY Loves Modification brute force, data structures, greedy	2000	x3514
446A	DZY Loves Sequences dp, implementation, two pointers	1600	x12230
445B	DZY Loves Chemistry dfs and similar, dsu, greedy	1400	x12089
445A	DZY Loves Chessboard dfs and similar, implementation	1200	x28184
444E	DZY Loves Planting binary search, dsu, trees	2700	x743
444D	DZY Loves Strings binary search, hashing, strings, two pointers	2500	x753
444C	DZY Loves Colors data structures	2400	x2777
444B	DZY Loves FFT probabilities	2300	x1033
444A	DZY Loves Physics greedy, math	1600	x3365
443B	Kolya and Tandem Repeat brute force, implementation, strings	1500	x3965
443A	Anton and Letters constructive algorithms, implementation	800	x83840
442E	Gena and Second Distance geometry	3100	x168
442D	Adam and Tree data structures, trees	2600	x952
442C	Artem and Array data structures, greedy	2500	x1618
442B	Andrey and Problem greedy, math, probabilities	1800	x4846
442A	Borya and Hanabi bitmasks, brute force, implementation	1700	x2093
441E	Valera and Number bitmasks, dp, math, probabilities	2400	x670
441D	Valera and Swaps constructive algorithms, dsu, graphs, implementation, math, string suffix structures	2100	x1060
441C	Valera and Tubes constructive algorithms, dfs and similar, implementation	1500	x10834
441B	Valera and Fruits greedy, implementation	1400	x6933
441A	Valera and Antique Items implementation	1000	x18189
440D	Berland Federalization dp, trees	2200	x624
440C	One-Based Arithmetic brute force, dfs and similar, divide and conquer	1800	x889
440B	Balancer greedy, implementation	1600	x1915
440A	Forgotten Episode implementation	800	x7077
439E	Devu and Birthday Celebration combinatorics, dp, math	2100	x1474
439D	Devu and his Brother binary search, sortings, ternary search, two pointers	1700	x5790
439C	Devu and Partitioning of the Array brute force, constructive algorithms, implementation, number theory	1700	x3797
439B	Devu, the Dumb Guy implementation, sortings	1200	x14035
439A	Devu, the Singer and Churu, the Joker greedy, implementation	900	x24846
438E	The Child and Binary Tree combinatorics, divide and conquer, fft, number theory	3100	x1789
438D	The Child and Sequence data structures, math	2300	x7840
437E	The Child and Polygon dp, geometry	2500	x690
437D	The Child and Zoo dsu, sortings	1900	x3134
437C	The Child and Toy graphs, greedy, sortings	1400	x13500
437B	The Child and Set bitmasks, greedy, implementation, sortings	1500	x9152
437A	The Child and Homework implementation	1300	x8876
436F	Banners brute force, data structures, dp	3000	x358
436E	Cardboard Box data structures, greedy	2600	x1250
436D	Pudding Monsters dp	2800	x316
436C	Dungeons and Candies dsu, graphs, greedy, trees	1800	x2578