Problemset - Codeforces

Problems

#	Name
289A	Polo the Penguin and Segments brute force, implementation	1100	x8812
288E	Polo the Penguin and Lucky Numbers dp, implementation, math	2800	x286
288D	Polo the Penguin and Trees combinatorics, dfs and similar, trees	2400	x677
288C	Polo the Penguin and XOR operation implementation, math	1700	x2247
288B	Polo the Penguin and Houses combinatorics	1500	x2863
288A	Polo the Penguin and Strings greedy	1300	x6441
287B	Pipeline binary search, math	1700	x9084
287A	IQ Test brute force, implementation	1100	x19045
286E	Ladies' Shop constructive algorithms, fft, math	2800	x822
286D	Tourists data structures, sortings	2600	x373
286C	Main Sequence greedy, implementation	2100	x1332
286B	Shifting implementation	2200	x1103
286A	Lucky Permutation constructive algorithms, math	1400	x3129
285E	Positions in Permutations combinatorics, dp, math	2600	x943
285D	Permutation Sum bitmasks, combinatorics, dp, implementation, meet-in-the-middle	1900	x1512
285C	Building Permutation greedy, implementation, sortings	1200	x22676
285B	Find Marble implementation	1200	x14815
285A	Slightly Decreasing Permutations greedy, implementation	1100	x13163
284B	Cows and Poker Game brute force, implementation	1000	x6695
284A	Cows and Primitive Roots implementation, math, number theory	1400	x6429
283E	Cow Tennis Tournament combinatorics, data structures, math	2800	x721
283D	Cows and Cool Sequences dp, math, number theory	2400	x525
283C	Coin Troubles dp	2100	x1285
283B	Cow Program dfs and similar, dp, graphs	1700	x3619
283A	Cows and Sequence constructive algorithms, data structures, implementation	1600	x6507
282E	Sausage Maximization bitmasks, data structures, trees	2200	x3463
282D	Yet Another Number Game dp, games	2100	x1388
282C	XOR and OR constructive algorithms, implementation, math	1500	x9166
282B	Painting Eggs greedy, math	1500	x12659
282A	Bit++ implementation	800	x242107
281B	Nearest Fraction brute force, implementation, two pointers	1700	x2942
281A	Word Capitalization implementation, strings	800	x199646
280E	Sequence Transformation brute force, data structures, dp, implementation, math	3000	x200
280D	k-Maximum Subsequence Sum data structures, flows, graphs, implementation	2800	x1211
280C	Game on Tree implementation, math, probabilities, trees	2200	x3600
280B	Maximum Xor Secondary data structures, implementation, two pointers	1800	x4433
280A	Rectangle Puzzle geometry	2000	x1448
279E	Beautiful Decomposition dp, games, greedy, number theory	1900	x1416
279D	The Minimum Number of Variables bitmasks, dp	2200	x713
279C	Ladder dp, implementation, two pointers	1700	x8107
279B	Books binary search, brute force, implementation, two pointers	1400	x49039
279A	Point on Spiral brute force, geometry, implementation	1400	x5525
278B	New Problem brute force, strings	1500	x3423
278A	Circle Line implementation	800	x11494
277E	Binary Tree on Plane flows, trees	2400	x1247
277D	Google Code Jam dp, probabilities	2800	x330
277C	Game games, implementation	2400	x448
277B	Set of Points constructive algorithms, geometry	2300	x786
277A	Learning Languages dfs and similar, dsu	1400	x18260
276E	Little Girl and Problem on Trees data structures, graphs, trees	2100	x1562
276D	Little Girl and Maximum XOR bitmasks, dp, greedy, implementation, math	1700	x13217
276C	Little Girl and Maximum Sum data structures, greedy, implementation, sortings	1500	x24606
276B	Little Girl and Game games, greedy	1300	x27566
276A	Lunch Rush implementation	900	x26929
275B	Convex Shape constructive algorithms, implementation	1700	x2792
275A	Lights Out implementation	900	x28976
274E	Mirror Room data structures, implementation	3000	x303
274D	Lovely Matrix dfs and similar, graphs, greedy, sortings	2200	x1013
274C	The Last Hole! brute force, geometry	2600	x348
274B	Zero Tree dfs and similar, dp, greedy, trees	1800	x4921
274A	k-Multiple Free Set binary search, greedy, sortings	1500	x9911
273E	Dima and Game dp, games	2600	x363
273D	Dima and Figure dp	2400	x386
272E	Dima and Horses combinatorics, constructive algorithms, graphs	2200	x1177
272D	Dima and Two Sequences combinatorics, math, sortings	1600	x2595
272C	Dima and Staircase data structures, implementation	1500	x6703
272B	Dima and Sequence implementation, math	1400	x3933
272A	Dima and Friends implementation, math	1000	x23798
271E	Three Horses constructive algorithms, math, number theory	2200	x480
271D	Good Substrings data structures, strings	1800	x10537
271C	Secret constructive algorithms, implementation	1500	x2914
271B	Prime Matrix binary search, brute force, math, number theory	1300	x12567
271A	Beautiful Year brute force	800	x129947
270B	Multithreading data structures, greedy, implementation	1400	x4091
270A	Fancy Fence geometry, implementation, math	1100	x43929
269E	String Theory geometry, math, strings	3100	x108
269D	Maximum Waterfall data structures, dp, graphs, sortings	2600	x432
269C	Flawed Flow constructive algorithms, flows, graphs, greedy	2100	x1623
269B	Greenhouse Effect dp	1700	x6169
269A	Magical Boxes greedy, math	1600	x3486
268E	Playlist math, probabilities, sortings	2100	x980
268D	Wall Bars dp	2300	x500
268C	Beautiful Sets of Points constructive algorithms, implementation	1500	x13360
268B	Buttons implementation, math	1000	x31287
268A	Games brute force	800	x82250
267C	Berland Traffic math, matrices	2700	x160
267B	Dominoes dfs and similar, graphs	2000	x616
267A	Subtractions math, number theory	900	x7244
266E	More Queries to Array... data structures, math	2500	x724
266D	BerDonalds graphs, math, shortest paths	2400	x714
266C	Below the Diagonal constructive algorithms, greedy, math	2100	x1338
266B	Queue at the School constructive algorithms, graph matchings, implementation, shortest paths	800	x128766
266A	Stones on the Table implementation	800	x180851
265B	Roadside Trees (Simplified Edition) greedy, implementation	1000	x16977
265A	Colorful Stones (Simplified Edition) implementation	800	x34887
264E	Roadside Trees data structures, dp	3000	x397
264D	Colorful Stones dp, two pointers	2500	x408
264C	Choosing Balls dp	2000	x2789
264B	Good Sequences dp, number theory	1500	x9777
264A	Escape from Stones constructive algorithms, data structures, implementation, two pointers	1200	x10648

→ Pay attention

Before contest
Codeforces Round 954 (Div. 3)
5 days

→ Filter Problems

Difficulty: —

Add tag