Problemset - Codeforces

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Problems

#	Name
466E	Information Graph dfs and similar, dsu, graphs, trees	2100	x2215
466D	Increase Sequence combinatorics, dp	2100	x3169
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x35928
466B	Wonder Room brute force, math	2000	x4896
466A	Cheap Travel implementation	1200	x62976
465B	Inbox (100500) implementation	1000	x10399
465A	inc ARG implementation	900	x10015
464E	The Classic Problem data structures, graphs, shortest paths	3000	x1446
464D	World of Darkraft - 2 dp, probabilities	2700	x667
464C	Substitutes in Number dp	2100	x1847
464B	Restore Cube brute force, geometry	2000	x1707
464A	No to Palindromes! greedy, strings	1700	x5909
463E	Caisa and Tree brute force, dfs and similar, math, number theory, trees	2100	x1597
463D	Gargari and Permutations dfs and similar, dp, graphs, implementation	1900	x6369
463C	Gargari and Bishops greedy, hashing, implementation	1900	x8717
463B	Caisa and Pylons brute force, implementation, math	1100	x27078
463A	Caisa and Sugar brute force, implementation	1200	x9244
462B	Appleman and Card Game greedy	1300	x14405
462A	Appleman and Easy Task brute force, implementation	1000	x16843
461E	Appleman and a Game binary search, shortest paths, strings	3000	x375
461D	Appleman and Complicated Task dsu, math	2800	x363
461C	Appleman and a Sheet of Paper data structures, implementation	2200	x1331
461B	Appleman and Tree dfs and similar, dp, trees	2000	x5594
461A	Appleman and Toastman greedy, sortings	1200	x15470
460E	Roland and Rose brute force, geometry, math, sortings	2700	x342
460D	Little Victor and Set brute force, constructive algorithms, math	2300	x995
460C	Present binary search, data structures, greedy	1700	x6186
460B	Little Dima and Equation brute force, implementation, math, number theory	1500	x12307
460A	Vasya and Socks brute force, implementation, math	900	x45736
459E	Pashmak and Graph dp, sortings	1900	x5391
459D	Pashmak and Parmida's problem data structures, divide and conquer, sortings	1800	x10029
459C	Pashmak and Buses combinatorics, constructive algorithms, math	1900	x6170
459B	Pashmak and Flowers combinatorics, implementation, sortings	1300	x40114
459A	Pashmak and Garden implementation	1200	x32740
457F	An easy problem about trees dp, games, greedy, trees	3200	x107
457E	Flow Optimality constructive algorithms, flows, math	3000	x96
457D	Bingo! combinatorics, math, probabilities	2700	x278
457C	Elections brute force	2100	x876
457B	Distributed Join greedy	1900	x1129
457A	Golden System math, meet-in-the-middle	1700	x1272
456B	Fedya and Maths math, number theory	1200	x16546
456A	Laptops sortings	1100	x47774
455E	Function data structures	2900	x678
455D	Serega and Fun data structures	2700	x2953
455C	Civilization dfs and similar, dp, dsu, ternary search, trees	2100	x5707
455B	A Lot of Games dfs and similar, dp, games, implementation, strings, trees	1900	x5932
455A	Boredom dp	1500	x57906
454B	Little Pony and Sort by Shift implementation	1200	x18134
454A	Little Pony and Crystal Mine implementation	800	x14790
453E	Little Pony and Lord Tirek data structures	3100	x717
453D	Little Pony and Elements of Harmony dp, matrices	3000	x469
453C	Little Pony and Summer Sun Celebration constructive algorithms, dfs and similar, graphs	2200	x1630
453B	Little Pony and Harmony Chest bitmasks, brute force, dp	2000	x4667
453A	Little Pony and Expected Maximum probabilities	1600	x10393
452F	Permutation data structures, divide and conquer, hashing	2700	x1490
452E	Three strings data structures, dsu, string suffix structures, strings	2400	x1061
452D	Washer, Dryer, Folder greedy, implementation	1900	x1500
452C	Magic Trick combinatorics, math, probabilities	2100	x1619
452B	4-point polyline brute force, constructive algorithms, geometry, trees	1800	x1995
452A	Eevee brute force, implementation, strings	1000	x7987
451E	Devu and Flowers bitmasks, combinatorics, number theory	2300	x3588
451D	Count Good Substrings math	2000	x4721
451C	Predict Outcome of the Game brute force, implementation, math	1700	x3323
451B	Sort the Array implementation, sortings	1300	x45081
451A	Game With Sticks implementation	900	x65283
450B	Jzzhu and Sequences implementation, math	1300	x26101
450A	Jzzhu and Children implementation	1000	x34333
449E	Jzzhu and Squares dp, math, number theory	2900	x285
449D	Jzzhu and Numbers bitmasks, combinatorics, dp	2400	x4374
449C	Jzzhu and Apples constructive algorithms, number theory	2500	x2253
449B	Jzzhu and Cities graphs, greedy, shortest paths	2000	x8458
449A	Jzzhu and Chocolate greedy, math	1700	x3930
448E	Divisors brute force, dfs and similar, implementation, number theory	2200	x1537
448D	Multiplication Table binary search, brute force	1800	x13943
448C	Painting Fence divide and conquer, dp, greedy	1900	x8157
448B	Suffix Structures implementation, strings	1400	x16013
448A	Rewards implementation	800	x24178
447B	DZY Loves Strings greedy, implementation	1000	x20263
447A	DZY Loves Hash implementation	800	x9568
446E	DZY Loves Bridges math, matrices	3100	x133
446D	DZY Loves Games math, matrices, probabilities	2800	x394
446C	DZY Loves Fibonacci Numbers data structures, math, number theory	2400	x3315
446B	DZY Loves Modification brute force, data structures, greedy	2000	x3573
446A	DZY Loves Sequences dp, implementation, two pointers	1600	x12509
445B	DZY Loves Chemistry dfs and similar, dsu, greedy	1400	x12522
445A	DZY Loves Chessboard dfs and similar, implementation	1200	x29518
444E	DZY Loves Planting binary search, dsu, trees	2700	x764
444D	DZY Loves Strings binary search, hashing, strings, two pointers	2500	x773
444C	DZY Loves Colors data structures	2400	x2908
444B	DZY Loves FFT probabilities	2300	x1066
444A	DZY Loves Physics greedy, math	1600	x3402
443B	Kolya and Tandem Repeat brute force, implementation, strings	1500	x4054
443A	Anton and Letters constructive algorithms, implementation	800	x88918
442E	Gena and Second Distance geometry	3100	x172
442D	Adam and Tree data structures, trees	2600	x987
442C	Artem and Array data structures, greedy	2500	x1769
442B	Andrey and Problem greedy, math, probabilities	1800	x5223
442A	Borya and Hanabi bitmasks, brute force, implementation	1700	x2108
441E	Valera and Number bitmasks, dp, math, probabilities	2400	x697
441D	Valera and Swaps constructive algorithms, dsu, graphs, implementation, math, string suffix structures	2100	x1103