Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
2 days
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Before contest
Codeforces Round 941 (Div. 2)
2 days
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Problems

#	Name
822A	I'm bored with life implementation, math, number theory	800	x31594
1919A	Wallet Exchange games, math	800	x31558
1618A	Polycarp and Sums of Subsequences math, sortings	800	x31477
1675A	Food for Animals greedy, math	800	x31396
1716A	2-3 Moves greedy, math	800	x31289
1846A	Rudolph and Cut the Rope implementation, math	800	x31269
1549A	Gregor and Cryptography math, number theory	800	x31249
1490C	Sum of Cubes binary search, brute force, brute force, math	1100	x31150
1462C	Unique Number brute force, greedy, math	900	x31124
1339A	Filling Diamonds brute force, dp, implementation, math	900	x30999
766B	Mahmoud and a Triangle constructive algorithms, geometry, greedy, math, number theory, sortings	1000	x30980
1538B	Friends and Candies greedy, math	800	x30965
1843C	Sum in Binary Tree bitmasks, combinatorics, math, trees	800	x30940
268B	Buttons implementation, math	1000	x30788
1360D	Buying Shovels math, number theory	1300	x30631
1490A	Dense Array greedy, math	800	x30567
1611A	Make Even constructive algorithms, math	800	x30529
688B	Lovely Palindromes constructive algorithms, math	1000	x30120
1506A	Strange Table math	800	x30071
1553A	Digits Sum math, number theory	800	x30052
1619B	Squares and Cubes implementation, math	800	x29985
1811A	Insert Digit greedy, math, strings	800	x29930
1547A	Shortest Path with Obstacle implementation, math	800	x29832
1691A	Beat The Odds brute force, greedy, math	800	x29782
1878B	Aleksa and Stack constructive algorithms, math	800	x29699
1519B	The Cake Is a Lie dp, math	800	x29671
1473B	String LCM brute force, math, number theory, strings	1000	x29578
1933B	Turtle Math: Fast Three Task implementation, math, number theory	800	x29527
1535B	Array Reodering brute force, greedy, math, number theory, sortings	900	x29511
1141A	Game 23 implementation, math	1000	x29446
1622A	Construct a Rectangle geometry, math	800	x29416
82A	Double Cola implementation, math	1100	x29380
1529A	Eshag Loves Big Arrays constructive algorithms, greedy, math	800	x29346
1296B	Food Buying math	900	x29313
1859A	United We Stand constructive algorithms, math, number theory	800	x29041
1182A	Filling Shapes dp, math	1000	x29033
1077A	Frog Jumping math	800	x29001
476B	Dreamoon and WiFi bitmasks, brute force, combinatorics, dp, math, probabilities	1300	x28932
1709A	Three Doors brute force, greedy, implementation, math	800	x28926
1837A	Grasshopper on a Line constructive algorithms, math	800	x28919
1366A	Shovels and Swords binary search, greedy, math	1100	x28877
1359A	Berland Poker brute force, greedy, math	1000	x28714
1676C	Most Similar Words brute force, greedy, implementation, implementation, math, strings	800	x28664
1929A	Sasha and the Beautiful Array constructive algorithms, greedy, math, sortings	800	x28644
1918A	Brick Wall constructive algorithms, greedy, implementation, math	800	x28574
1851A	Escalator Conversations brute force, constructive algorithms, math	800	x28526
1526B	I Hate 1111 dp, math, number theory	1400	x28522
734B	Anton and Digits brute force, greedy, implementation, math	800	x28471
1714A	Everyone Loves to Sleep implementation, math	900	x28372
1914B	Preparing for the Contest constructive algorithms, math	800	x28364
1611B	Team Composition: Programmers and Mathematicians binary search, constructive algorithms, math	800	x28359
1256A	Payment Without Change math	1000	x28343
1559A	Mocha and Math bitmasks, constructive algorithms, math	900	x28332
1519A	Red and Blue Beans math	800	x28259
1341A	Nastya and Rice math	900	x28227
1409B	Minimum Product brute force, greedy, math	1100	x28196
1878C	Vasilije in Cacak math	900	x28074
1328B	K-th Beautiful String binary search, brute force, combinatorics, implementation, math	1300	x28028
1843B	Long Long greedy, math, two pointers	800	x27913
1768A	Greatest Convex greedy, math, number theory	800	x27880
1537B	Bad Boy constructive algorithms, greedy, math	900	x27825
1853A	Desorting brute force, greedy, math	800	x27714
1550A	Find The Array greedy, math	800	x27604
1660B	Vlad and Candies math	800	x27442
1557A	Ezzat and Two Subsequences brute force, math, sortings	800	x27430
1788A	One and Two brute force, implementation, math	800	x27336
1285A	Mezo Playing Zoma math	800	x27249
1234A	Equalize Prices Again math	800	x27230
1555A	PizzaForces brute force, math	900	x27190
550C	Divisibility by Eight brute force, dp, math	1500	x27177
1421A	XORwice bitmasks, greedy, math	800	x27090
1196A	Three Piles of Candies brute force, constructive algorithms, math	800	x27078
1783A	Make it Beautiful constructive algorithms, math, sortings	800	x27071
1855A	Dalton the Teacher greedy, math	800	x27067
1921C	Sending Messages greedy, math	900	x27066
1398A	Bad Triangle geometry, math	800	x26956
1849A	Morning Sandwich implementation, math	800	x26919
1538C	Number of Pairs binary search, data structures, math, two pointers	1300	x26870
1401A	Distance and Axis constructive algorithms, math	900	x26862
1650B	DIV + MOD math	900	x26751
1790B	Taisia and Dice greedy, greedy, math	800	x26596
1541B	Pleasant Pairs brute force, implementation, math, number theory	1200	x26366
1920A	Satisfying Constraints brute force, greedy, math	800	x26349
1543A	Exciting Bets greedy, math, number theory	900	x26265
1537C	Challenging Cliffs constructive algorithms, greedy, implementation, math	1200	x26239
1474B	Different Divisors binary search, constructive algorithms, greedy, math, number theory	1000	x26204
1560C	Infinity Table implementation, math	800	x26054
1372B	Omkar and Last Class of Math greedy, math, number theory	1300	x26041
1743A	Password brute force, combinatorics, implementation, math	800	x26008
1455A	Strange Functions math, number theory	800	x25979
1941B	Rudolf and 121 brute force, dp, greedy, math	1000	x25923
1373A	Donut Shops greedy, implementation, math	1000	x25746
1931C	Make Equal Again brute force, greedy, math	1000	x25735
463B	Caisa and Pylons brute force, implementation, math	1100	x25709
1550B	Maximum Cost Deletion greedy, math	1000	x25646
1674A	Number Transformation constructive algorithms, math	800	x25613
1674B	Dictionary combinatorics, math	800	x25559
1490B	Balanced Remainders brute force, constructive algorithms, math	1000	x25549
1350A	Orac and Factors math	900	x25537
1833C	Vlad Building Beautiful Array greedy, math	800	x25449