Problemset - Codeforces

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Codeforces Round #614 (Div. 1)
30:07:17
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Before contest
Codeforces Round #614 (Div. 2)
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two pointers

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Problems

#	Name
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1300	x17834
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x15347
381A	Sereja and Dima greedy, implementation, two pointers	800	x14075
279B	Books binary search, brute force, implementation, two pointers	1400	x13543
580B	Kefa and Company binary search, sortings, two pointers	1500	x9992
1251A	Broken Keyboard brute force, strings, two pointers	1000	x9251
600B	Queries about less or equal elements binary search, data structures, sortings, two pointers	1300	x8866
978C	Letters binary search, implementation, two pointers	1000	x8439
1006C	Three Parts of the Array binary search, data structures, two pointers	1300	x8299
1257C	Dominated Subarray greedy, implementation, sortings, strings, two pointers	1200	x8159
676C	Vasya and String binary search, dp, strings, two pointers	1500	x7748
1133C	Balanced Team sortings, two pointers	1300	x7381
716B	Complete the Word greedy, two pointers	1400	x7236
1007A	Reorder the Array combinatorics, data structures, math, sortings, two pointers	1300	x7212
446A	DZY Loves Sequences dp, implementation, two pointers	1700	x7185
1237B	Balanced Tunnel data structures, sortings, two pointers	1300	x6866
387B	George and Round brute force, greedy, two pointers	1200	x6800
961B	Lecture Sleep data structures, dp, implementation, two pointers	1300	x6622
251A	Points on Line binary search, combinatorics, two pointers	1400	x6619
842A	Kirill And The Game brute force, two pointers	1300	x6490
701C	They Are Everywhere binary search, strings, two pointers	1500	x6441
264A	Escape from Stones constructive algorithms, data structures, implementation, two pointers	1400	x6405
1190A	Tokitsukaze and Discard Items implementation, two pointers	1500	x6392
1265B	Beautiful Numbers data structures, implementation, math, two pointers	1300	x6297
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x6127
1107C	Brutality greedy, sortings, two pointers	1300	x6093
372A	Counting Kangaroos is Fun binary search, greedy, sortings, two pointers	1700	x5888
1225B2	TV Subscriptions (Hard Version) implementation, two pointers	1300	x5882
788A	Functions again dp, two pointers	1500	x5878
602B	Approximating a Constant Range dp, implementation, two pointers	1400	x5875
892B	Wrath greedy, implementation, two pointers	1200	x5583
1208B	Uniqueness binary search, brute force, implementation, two pointers	1500	x5556
427C	Checkposts dfs and similar, graphs, two pointers	1700	x5517
1198A	MP3 sortings, two pointers	1700	x5489
6C	Alice, Bob and Chocolate greedy, two pointers	1500	x5449
1251C	Minimize The Integer greedy, two pointers	1500	x5421
1041C	Coffee Break binary search, data structures, greedy, two pointers	1500	x5390
86D	Powerful array data structures, implementation, math, two pointers	2700	x5279
577B	Modulo Sum combinatorics, data structures, dp, two pointers	1800	x5251
1166C	A Tale of Two Lands binary search, sortings, two pointers	1600	x5189
416A	Guess a number! greedy, implementation, two pointers	1400	x5023
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x5020
920C	Swap Adjacent Elements dfs and similar, greedy, math, sortings, two pointers	1500	x4889
1036D	Vasya and Arrays greedy, two pointers	1600	x4862
1196D2	RGB Substring (hard version) data structures, dp, implementation, two pointers	1600	x4785
318B	Strings of Power implementation, strings, two pointers	1300	x4757
279C	Ladder dp, implementation, two pointers	1700	x4541
749C	Voting greedy, implementation, two pointers	1600	x4517
1066B	Heaters greedy, two pointers	1500	x4487
1148B	Born This Way binary search, brute force, two pointers	1700	x4417
777C	Alyona and Spreadsheet binary search, data structures, dp, greedy, implementation, two pointers	1600	x4282
660C	Hard Process binary search, dp, two pointers	1600	x4199
493C	Vasya and Basketball binary search, brute force, data structures, implementation, sortings, two pointers	1700	x4183
702C	Cellular Network binary search, implementation, two pointers	1500	x4143
762B	USB vs. PS/2 greedy, implementation, sortings, two pointers	1400	x4116
1257D	Yet Another Monster Killing Problem binary search, data structures, dp, greedy, sortings, two pointers	1700	x4027
875B	Sorting the Coins dsu, implementation, sortings, two pointers	1500	x3997
519D	A and B and Interesting Substrings data structures, dp, two pointers	1900	x3986
734C	Anton and Making Potions binary search, dp, greedy, two pointers	1600	x3983
924B	Three-level Laser binary search, greedy, two pointers	1600	x3960
1158A	The Party and Sweets binary search, constructive algorithms, greedy, implementation, math, sortings, two pointers	1500	x3942
231C	To Add or Not to Add binary search, sortings, two pointers	1700	x3941
484B	Maximum Value binary search, math, sortings, two pointers	2100	x3879
888C	K-Dominant Character binary search, implementation, two pointers	1400	x3850
1041D	Glider binary search, data structures, two pointers	1700	x3782
224B	Array bitmasks, implementation, two pointers	1500	x3773
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x3734
1203D2	Remove the Substring (hard version) binary search, greedy, implementation, two pointers	1800	x3718
302B	Eugeny and Play List binary search, implementation, two pointers	1200	x3668
616D	Longest k-Good Segment binary search, data structures, two pointers	1700	x3583
939C	Convenient For Everybody binary search, two pointers	1600	x3437
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x3316
505C	Mr. Kitayuta, the Treasure Hunter dfs and similar, dp, two pointers	2100	x3309
237C	Primes on Interval binary search, number theory, two pointers	1600	x3233
1060C	Maximum Subrectangle binary search, implementation, two pointers	1600	x3196
432D	Prefixes and Suffixes dp, string suffix structures, strings, two pointers	2000	x3098
1156C	Match Points binary search, greedy, sortings, ternary search, two pointers	2000	x3040
1043D	Mysterious Crime brute force, combinatorics, math, meet-in-the-middle, two pointers	1700	x3023
439D	Devu and his Brother binary search, sortings, ternary search, two pointers	1900	x2980
1073C	Vasya and Robot binary search, two pointers	1800	x2807
1042D	Petya and Array data structures, divide and conquer, two pointers	1800	x2686
229A	Shifts brute force, two pointers	1600	x2685
1200D	White Lines brute force, data structures, dp, implementation, two pointers	1900	x2681
769B	News About Credit *special problem, greedy, two pointers	1600	x2676
733C	Epidemic in Monstropolis constructive algorithms, dp, greedy, two pointers	1800	x2620
650B	Image Preview binary search, brute force, dp, two pointers	1900	x2598
1244E	Minimizing Difference binary search, constructive algorithms, greedy, sortings, ternary search, two pointers	2000	x2556
359D	Pair of Numbers binary search, brute force, data structures, math, two pointers	2100	x2553
384B	Multitasking greedy, implementation, sortings, two pointers	1500	x2488
280B	Maximum Xor Secondary data structures, implementation, two pointers	2000	x2472
895B	XK Segments binary search, math, sortings, two pointers	1700	x2419
1188B	Count Pairs math, matrices, number theory, two pointers	2200	x2378
430B	Balls Game brute force, two pointers	1400	x2368
1282C	Petya and Exam greedy, sortings, two pointers	1800	x2358
1223D	Sequence Sorting dp, greedy, two pointers	2000	x2328
1254B1	Send Boxes to Alice (Easy Version) constructive algorithms, greedy, math, number theory, ternary search, two pointers	2000	x2266
60A	Where Are My Flakes? implementation, two pointers	1300	x2259
14D	Two Paths dfs and similar, dp, graphs, shortest paths, trees, two pointers	2100	x2202
645C	Enduring Exodus binary search, two pointers	1600	x2160
1133E	K Balanced Teams dp, sortings, two pointers	2000	x2142

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