Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
30:11:16
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Codeforces Round 941 (Div. 2)
30:11:15
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implementation

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Problems

#	Name
507A	Amr and Music greedy, implementation, sortings	1000	x16953
1850F	We Were Both Children brute force, implementation, math, number theory	1300	x16975
672B	Different is Good constructive algorithms, implementation, strings	1000	x17039
1839A	The Good Array greedy, implementation, math	800	x17060
999B	Reversing Encryption implementation	900	x17076
546B	Soldier and Badges brute force, greedy, implementation, sortings	1200	x17158
1504B	Flip the Bits constructive algorithms, greedy, implementation, math	1200	x17194
999C	Alphabetic Removals implementation	1200	x17200
1669G	Fall Down dfs and similar, implementation	1200	x17253
1808A	Lucky Numbers brute force, implementation	900	x17272
1637C	Andrew and Stones greedy, implementation	1200	x17301
1091A	New Year and the Christmas Ornament brute force, implementation, math	800	x17319
365A	Good Number implementation	1100	x17340
1138A	Sushi for Two binary search, greedy, implementation	900	x17353
1863A	Channel greedy, implementation	800	x17401
1304B	Longest Palindrome brute force, constructive algorithms, greedy, implementation, strings	1100	x17424
1585A	Life of a Flower implementation	800	x17481
538B	Quasi Binary constructive algorithms, dp, greedy, implementation	1400	x17571
1807G2	Subsequence Addition (Hard Version) bitmasks, dp, greedy, implementation, sortings	1100	x17591
1175A	From Hero to Zero implementation, math	900	x17607
1399D	Binary String To Subsequences constructive algorithms, data structures, greedy, implementation	1500	x17630
1253A	Single Push implementation	1000	x17637
1281A	Suffix Three implementation	800	x17690
1675C	Detective Task implementation	1100	x17693
1284A	New Year and Naming implementation, strings	800	x17764
1807G1	Subsequence Addition (Easy Version) brute force, data structures, dp, greedy, implementation, sortings	1100	x17774
1579B	Shifting Sort implementation, sortings	1100	x17775
353A	Domino implementation, math	1200	x17786
454B	Little Pony and Sort by Shift implementation	1200	x17802
799A	Carrot Cakes brute force, implementation	1100	x17826
1678A	Tokitsukaze and All Zero Sequence implementation	800	x17903
1899B	250 Thousand Tons of TNT brute force, implementation, number theory	1100	x17919
1914D	Three Activities brute force, dp, greedy, implementation, sortings	1200	x17932
334A	Candy Bags implementation	1000	x18009
1894A	Secret Sport implementation, strings	800	x18018
1216B	Shooting greedy, implementation, sortings	900	x18023
1491A	K-th Largest Value brute force, greedy, implementation	800	x18028
1680B	Robots implementation	800	x18052
721A	One-dimensional Japanese Crossword implementation	800	x18054
239A	Two Bags of Potatoes greedy, implementation, math	1200	x18084
1829E	The Lakes dfs and similar, dsu, graphs, implementation	1100	x18086
1832C	Contrast Value greedy, implementation	1200	x18110
92A	Chips implementation, math	800	x18175
441A	Valera and Antique Items implementation	1000	x18181
1114A	Got Any Grapes? brute force, greedy, implementation	800	x18198
1606B	Update Files greedy, implementation, math	1100	x18199
1700B	Palindromic Numbers constructive algorithms, implementation, math	1100	x18223
1385D	a-Good String bitmasks, brute force, divide and conquer, dp, implementation	1500	x18279
1230B	Ania and Minimizing greedy, implementation	1000	x18283
1392C	Omkar and Waterslide greedy, implementation	1200	x18304
1234B1	Social Network (easy version) implementation	1000	x18306
1392B	Omkar and Infinity Clock implementation, math	800	x18334
1316A	Grade Allocation implementation	800	x18358
1096A	Find Divisible greedy, implementation, math	800	x18361
1330A	Dreamoon and Ranking Collection implementation	900	x18370
1654A	Maximum Cake Tastiness brute force, greedy, implementation, sortings	800	x18399
1501B	Napoleon Cake dp, implementation, sortings	900	x18423
1237A	Balanced Rating Changes implementation, math	1000	x18512
780A	Andryusha and Socks implementation	800	x18514
1796A	Typical Interview Problem brute force, implementation, strings	800	x18530
519A	A and B and Chess implementation	900	x18547
770A	New Password *special problem, implementation	800	x18628
1692D	The Clock brute force, implementation	1100	x18659
1144A	Diverse Strings implementation, strings	800	x18681
867A	Between the Offices implementation	800	x18721
1602A	Two Subsequences implementation	800	x18723
287A	IQ Test brute force, implementation	1100	x18755
1490D	Permutation Transformation dfs and similar, divide and conquer, implementation	1200	x18761
701A	Cards greedy, implementation	800	x18840
1341B	Nastya and Door greedy, implementation	1300	x18970
1451B	Non-Substring Subsequence dp, greedy, implementation, strings	900	x18971
1481B	New Colony brute force, greedy, implementation	1100	x19010
262A	Roma and Lucky Numbers implementation	800	x19031
1301A	Three Strings implementation, strings	800	x19043
1332A	Exercising Walk greedy, implementation, math	1100	x19083
1438A	Specific Tastes of Andre constructive algorithms, implementation	800	x19089
1471B	Strange List brute force, greedy, implementation, math	1100	x19093
1430B	Barrels greedy, implementation, sortings	800	x19102
961B	Lecture Sleep data structures, dp, implementation, two pointers	1200	x19109
1562B	Scenes From a Memory brute force, constructive algorithms, implementation, math, number theory	1000	x19150
1513A	Array and Peaks constructive algorithms, implementation	800	x19167
767A	Snacktower data structures, implementation	1100	x19179
1788B	Sum of Two Numbers constructive algorithms, greedy, implementation, math, probabilities	1100	x19183
1352E	Special Elements brute force, implementation, two pointers	1500	x19209
1419A	Digit Game games, greedy, implementation	900	x19240
401C	Team constructive algorithms, greedy, implementation	1400	x19244
27A	Next Test implementation, sortings	1200	x19245
1775A1	Gardener and the Capybaras (easy version) brute force, constructive algorithms, implementation	800	x19290
1798A	Showstopper greedy, implementation, sortings	800	x19313
1323A	Even Subset Sum Problem brute force, dp, greedy, implementation	800	x19313
519C	A and B and Team Training greedy, implementation, math, number theory	1300	x19314
66B	Petya and Countryside brute force, implementation	1100	x19380
807A	Is it rated? implementation, sortings	900	x19381
1950D	Product of Binary Decimals brute force, dp, implementation, number theory	1100	x19404
1512C	A-B Palindrome constructive algorithms, implementation, strings	1200	x19421
1440A	Buy the String implementation, math	800	x19485
1203C	Common Divisors implementation, math	1300	x19519
1862C	Flower City Fence binary search, data structures, implementation, sortings	1100	x19553
621A	Wet Shark and Odd and Even implementation	900	x19560
1811B	Conveyor Belts implementation, math	1000	x19680