Problemset - Codeforces

→ Pay attention

Before contest
Codeforces Round 950 (Div. 3)
30:51:34
Register now »

→ Filter Problems

Difficulty: —

Add tag

Problems

#	Name
432D	Prefixes and Suffixes dp, string suffix structures, strings, two pointers	2000	x8397
431D	Random Task binary search, bitmasks, combinatorics, dp, math	2100	x2147
431C	k-Tree dp, implementation, trees	1600	x24707
429C	Guess the Tree bitmasks, constructive algorithms, dp, greedy, trees	2300	x904
429B	Working out dp	1600	x8327
427D	Match & Catch dp, string suffix structures, strings	2200	x2106
425E	Sereja and Sets dp	2500	x549
425C	Sereja and Two Sequences data structures, dp	2300	x884
424E	Colored Jenga dfs and similar, dp, probabilities	2500	x129
424D	Biathlon Track binary search, brute force, constructive algorithms, data structures, dp	2300	x558
417D	Cunning Gena bitmasks, dp, greedy, sortings	1900	x2379
417A	Elimination dp, implementation, math	1500	x2893
416E	President's Path dp, graphs, shortest paths	2500	x1394
416C	Booking System binary search, dp, greedy, implementation	1600	x7677
416B	Art Union brute force, dp, implementation	1300	x8542
414B	Mashmokh and ACM combinatorics, dp, number theory	1400	x21061
413D	2048 bitmasks, dp	2000	x751
407D	Largest Submatrix 3 dp, hashing	2700	x541
407B	Long Path dp, implementation	1600	x6423
404D	Minesweeper 1D dp, implementation	1900	x2065
403D	Beautiful Pairs of Numbers combinatorics, dp	2300	x1070
402D	Upgrading Array dp, greedy, math, number theory	1800	x2522
401D	Roman and Numbers bitmasks, brute force, combinatorics, dp, number theory	2000	x3989
398B	Painting The Wall dp, probabilities		x997
392B	Tower of Hanoi dp		x886
391F1	Stock Trading dp		x163
386D	Game with Points dp, graphs, implementation, shortest paths	2100	x415
386C	Diverse Substrings dp, strings, two pointers	2000	x748
385D	Bear and Floodlight bitmasks, dp, geometry	2200	x799
385C	Bear and Prime Numbers binary search, brute force, data structures, dp, implementation, math, number theory	1700	x9433
383E	Vowels combinatorics, divide and conquer, dp	2700	x2789
383D	Antimatter dp	2300	x2902
382E	Ksenia and Combinatorics combinatorics, dp	2600	x369
379G	New Year Cactus dp	3100	x140
379D	New Year Letter bitmasks, brute force, dp	2000	x1484
377E	Cookie Clicker dp, geometry	2800	x447
377C	Captains Mode bitmasks, dp, games	2200	x1108
375E	Red and Black Tree dp, implementation, math	3000	x400
375B	Maximum Submatrix 2 data structures, dp, implementation, sortings	1600	x4967
374D	Inna and Sequence binary search, data structures, dp, trees	2000	x845
374C	Inna and Dima dfs and similar, dp, graphs, implementation	1900	x2667
372C	Watching Fireworks is Fun data structures, dp, math	2100	x3653
372B	Counting Rectangles is Fun brute force, divide and conquer, dp	1900	x2527
370E	Summer Reading dp, greedy	2500	x231
369D	Valera and Fools dfs and similar, dp, graphs, shortest paths	2200	x1097
368B	Sereja and Suffixes data structures, dp	1100	x39750
367E	Sereja and Intervals combinatorics, dp	2700	x1073
366C	Dima and Salad dp	1900	x4564
364B	Free Market dp, greedy	2200	x1151
363B	Fence brute force, dp	1100	x49718
362C	Insertion Sort data structures, dp, implementation, math	1900	x1659
360C	Levko and Strings combinatorics, dp	2500	x1070
360B	Levko and Array binary search, dp	2000	x2711
359B	Permutation constructive algorithms, dp, math	1400	x7747
358D	Dima and Hares dp, greedy	1800	x3900
356E	Xenia and String Problem dp, hashing, implementation, string suffix structures, strings	3000	x401
356D	Bags and Coins bitmasks, constructive algorithms, dp, greedy	2700	x939
354E	Lucky Number Representation constructive algorithms, dfs and similar, dp	2200	x873
354D	Transferring Pyramid dp	2900	x443
354C	Vasya and Beautiful Arrays brute force, dp, number theory	2100	x2991
354B	Game with Strings bitmasks, dp, games	2400	x449
353E	Antichain dp, graph matchings, greedy	2200	x570
353D	Queue constructive algorithms, dp	2000	x2743
351C	Jeff and Brackets dp, matrices	2500	x540
351B	Jeff and Furik combinatorics, dp, probabilities	1900	x2292
351A	Jeff and Rounding dp, greedy, implementation, math	1800	x2730
349B	Color the Fence data structures, dp, greedy, implementation	1700	x13547
348E	Pilgrims dfs and similar, dp, trees	2800	x427
348D	Turtles dp, matrices	2500	x1604
346D	Robot Control dp, graphs, shortest paths	2600	x698
346B	Lucky Common Subsequence dp, strings	2000	x3354
342D	Xenia and Dominoes bitmasks, dfs and similar, dp	2100	x489
340D	Bubble Sort Graph binary search, data structures, dp	1500	x7035
339C	Xenia and Weights constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	1700	x8164
337D	Book of Evil dfs and similar, divide and conquer, dp, trees	2000	x5853
336E	Vasily the Bear and Painting Square bitmasks, combinatorics, dp, implementation	2700	x110
335F	Buy One, Get One Free dp, greedy	3000	x475
335E	Counting Skyscrapers dp, math, probabilities	2800	x219
335D	Rectangles and Square brute force, dp	2400	x306
335B	Palindrome constructive algorithms, dp	1900	x2016
332E	Binary Key dp, greedy, implementation	2400	x298
332B	Maximum Absurdity data structures, dp, implementation	1500	x7841
331E2	Deja Vu constructive algorithms, dp	3100	x217
331C3	The Great Julya Calendar dp	2500	x464
331C2	The Great Julya Calendar dp	2400	x366
331C1	The Great Julya Calendar dp	1100	x5948
327E	Axis Walking bitmasks, combinatorics, constructive algorithms, dp, meet-in-the-middle	2300	x1358
327A	Flipping Game brute force, dp, implementation	1200	x40278
321E	Ciel and Gondolas data structures, divide and conquer, dp	2600	x4674
321D	Ciel and Flipboard dp, greedy, math	2900	x528
321B	Ciel and Duel dp, flows, greedy	1900	x2973
319C	Kalila and Dimna in the Logging Industry dp, geometry	2100	x4773
317D	Game with Powers dp, games	2300	x976
316D3	PE Lesson dp, math	2400	x550
316D2	PE Lesson dp	2300	x434
316D1	PE Lesson brute force, dp	2300	x493
316B2	EKG dfs and similar, dp	1600	x1570
314E	Sereja and Squares dp	2900	x365
314C	Sereja and Subsequences data structures, dp	2000	x1809
313D	Ilya and Roads dp	2100	x1429