Problemset - Codeforces

→ Pay attention

Before contest
Codeforces Round (Div. 2)
4 days

→ Filter Problems

Difficulty: —

Add tag

Problems

#	Name
4A	Watermelon brute force, math	800	x391588
71A	Way Too Long Words strings	800	x287898
231A	Team brute force, greedy	800	x242281
1A	Theatre Square math	1000	x209085
158A	Next Round *special problem, implementation	800	x192645
50A	Domino piling greedy, math	800	x187897
282A	Bit++ implementation	800	x186469
263A	Beautiful Matrix implementation	800	x183636
112A	Petya and Strings implementation, strings	800	x172870
339A	Helpful Maths greedy, implementation, sortings, strings	800	x163161
281A	Word Capitalization implementation, strings	800	x160678
236A	Boy or Girl brute force, implementation, strings	800	x156368
118A	String Task implementation, strings	1000	x154496
266A	Stones on the Table implementation	800	x147500
791A	Bear and Big Brother implementation	800	x143225
546A	Soldier and Bananas brute force, implementation, math	800	x135155
617A	Elephant math	800	x134534
59A	Word implementation, strings	800	x130811
69A	Young Physicist implementation, math	1000	x129754
977A	Wrong Subtraction implementation	800	x125601
96A	Football implementation, strings	900	x125130
110A	Nearly Lucky Number implementation	800	x115254
734A	Anton and Danik implementation, strings	800	x113267
116A	Tram implementation	800	x110728
41A	Translation implementation, strings	800	x109932
266B	Queue at the School constructive algorithms, graph matchings, implementation, shortest paths	800	x107220
677A	Vanya and Fence implementation	800	x105715
271A	Beautiful Year brute force	800	x104614
58A	Chat room greedy, strings	1000	x103915
122A	Lucky Division brute force, number theory	1000	x99254
1030A	In Search of an Easy Problem implementation	800	x96256
160A	Twins greedy, sortings	900	x94937
467A	George and Accommodation implementation	800	x93977
344A	Magnets implementation	800	x91672
136A	Presents implementation	800	x91419
486A	Calculating Function implementation, math	800	x88838
200B	Drinks implementation, math	800	x88190
318A	Even Odds math	900	x87663
61A	Ultra-Fast Mathematician implementation	800	x86092
133A	HQ9+ implementation	900	x85668
705A	Hulk implementation	800	x83472
228A	Is your horseshoe on the other hoof? implementation	800	x83078
405A	Gravity Flip greedy, implementation, sortings	900	x78196
469A	I Wanna Be the Guy greedy, implementation	800	x76460
479A	Expression brute force, math	1000	x75146
1328A	Divisibility Problem math	800	x74692
144A	Arrival of the General implementation	800	x74634
148A	Insomnia cure constructive algorithms, implementation, math	800	x73321
580A	Kefa and First Steps brute force, dp, implementation	900	x72546
520A	Pangram implementation, strings	800	x72424
158B	Taxi *special problem, greedy, implementation	1100	x72133
208A	Dubstep strings	900	x71600
131A	cAPS lOCK implementation, strings	1000	x70418
443A	Anton and Letters constructive algorithms, implementation	800	x70336
25A	IQ test brute force	1300	x68644
996A	Hit the Lottery dp, greedy	800	x68522
268A	Games brute force	800	x68503
785A	Anton and Polyhedrons implementation, strings	800	x67443
337A	Puzzles greedy	900	x65941
141A	Amusing Joke implementation, sortings, strings	800	x65568
1335A	Candies and Two Sisters math	800	x65131
4C	Registration System data structures, hashing, implementation	1300	x63187
510A	Fox And Snake implementation	800	x62861
230A	Dragons greedy, sortings	1000	x62354
492B	Vanya and Lanterns binary search, implementation, math, sortings	1200	x61302
427A	Police Recruits implementation	800	x59539
155A	I_love_\%username\% brute force	800	x59185
230B	T-primes binary search, implementation, math, number theory	1300	x58406
750A	New Year and Hurry binary search, brute force, implementation, math	800	x58129
339B	Xenia and Ringroad implementation	1000	x57634
1352A	Sum of Round Numbers implementation, math	800	x57262
581A	Vasya the Hipster implementation, math	800	x56856
723A	The New Year: Meeting Friends implementation, math, sortings	800	x56415
732A	Buy a Shovel brute force, constructive algorithms, implementation, math	800	x56182
451A	Game With Sticks implementation	900	x54972
1154A	Restoring Three Numbers math	800	x54641
1399A	Remove Smallest greedy, sortings	800	x53316
1409A	Yet Another Two Integers Problem greedy, math	800	x53175
189A	Cut Ribbon brute force, dp	1300	x53099
151A	Soft Drinking implementation, math	800	x51467
466A	Cheap Travel implementation	1200	x50477
472A	Design Tutorial: Learn from Math math, number theory	800	x49537
432A	Choosing Teams greedy, implementation, sortings	800	x48635
1367A	Short Substrings implementation, strings	800	x48190
1512A	Spy Detected! brute force, implementation	800	x48170
758A	Holiday Of Equality implementation, math	800	x47880
381A	Sereja and Dima greedy, implementation, two pointers	800	x47657
490A	Team Olympiad greedy, implementation, sortings	800	x47493
1343B	Balanced Array constructive algorithms, math	800	x47173
455A	Boredom dp	1500	x46964
630A	Again Twenty Five! number theory	800	x46909
706B	Interesting drink binary search, dp, implementation	1100	x46751
32B	Borze expression parsing, implementation	800	x46700
1560A	Dislike of Threes implementation	800	x46275
1703A	YES or YES? brute force, implementation, strings	800	x45907
579A	Raising Bacteria bitmasks	1000	x45901
313A	Ilya and Bank Account implementation, number theory	900	x45788
703A	Mishka and Game implementation	800	x45199
1742A	Sum implementation	800	x44954
1475A	Odd Divisor math, number theory	900	x44740

←