Problemset - Codeforces

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Educational Codeforces Round 165 (Rated for Div. 2)
26:14:02
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constructive algorithms

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Problems

#	Name
266B	Queue at the School constructive algorithms, graph matchings, implementation, shortest paths	800	x126343
148A	Insomnia cure constructive algorithms, implementation, math	800	x86863
443A	Anton and Letters constructive algorithms, implementation	800	x83618
732A	Buy a Shovel brute force, constructive algorithms, implementation, math	800	x67034
1343B	Balanced Array constructive algorithms, math	800	x53527
1454A	Special Permutation constructive algorithms, probabilities	800	x38947
1353A	Most Unstable Array constructive algorithms, greedy, math	800	x38909
1389A	LCM Problem constructive algorithms, greedy, math, number theory	800	x38238
1325A	EhAb AnD gCd constructive algorithms, greedy, number theory	800	x38033
1335B	Construct the String constructive algorithms	900	x36912
1337A	Ichihime and Triangle constructive algorithms, math	800	x35934
467B	Fedor and New Game bitmasks, brute force, constructive algorithms, implementation	1100	x35693
686A	Free Ice Cream constructive algorithms, implementation	800	x35386
1521A	Nastia and Nearly Good Numbers constructive algorithms, math, number theory	1000	x35239
478B	Random Teams combinatorics, constructive algorithms, greedy, math	1300	x35185
1352B	Same Parity Summands constructive algorithms, math	1200	x35178
1476A	K-divisible Sum binary search, constructive algorithms, greedy, math	1000	x34917
1702A	Round Down the Price constructive algorithms	800	x33354
1690A	Print a Pedestal (Codeforces logo?) constructive algorithms, greedy	800	x32465
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x31638
1372A	Omkar and Completion constructive algorithms, implementation	800	x31393
766B	Mahmoud and a Triangle constructive algorithms, geometry, greedy, math, number theory, sortings	1000	x31017
1520C	Not Adjacent Matrix constructive algorithms	1000	x30559
1611A	Make Even constructive algorithms, math	800	x30544
688B	Lovely Palindromes constructive algorithms, math	1000	x30141
1927B	Following the String constructive algorithms, greedy, strings	900	x30100
1878B	Aleksa and Stack constructive algorithms, math	800	x29726
1529A	Eshag Loves Big Arrays constructive algorithms, greedy, math	800	x29351
1326A	Bad Ugly Numbers constructive algorithms, number theory	1000	x29342
1859A	United We Stand constructive algorithms, math, number theory	800	x29095
1837A	Grasshopper on a Line constructive algorithms, math	800	x28960
1541A	Pretty Permutations constructive algorithms, greedy, implementation	800	x28959
766A	Mahmoud and Longest Uncommon Subsequence constructive algorithms, strings	1000	x28713
1929A	Sasha and the Beautiful Array constructive algorithms, greedy, math, sortings	800	x28687
1918A	Brick Wall constructive algorithms, greedy, implementation, math	800	x28618
1851A	Escalator Conversations brute force, constructive algorithms, math	800	x28557
1862B	Sequence Game constructive algorithms	800	x28440
1914B	Preparing for the Contest constructive algorithms, math	800	x28405
1559A	Mocha and Math bitmasks, constructive algorithms, math	900	x28381
1611B	Team Composition: Programmers and Mathematicians binary search, constructive algorithms, math	800	x28380
1626A	Equidistant Letters constructive algorithms, sortings	800	x28309
118B	Present from Lena constructive algorithms, implementation	1000	x28270
1537B	Bad Boy constructive algorithms, greedy, math	900	x27862
1783A	Make it Beautiful constructive algorithms, math, sortings	800	x27114
1196A	Three Piles of Candies brute force, constructive algorithms, math	800	x27083
1925A	We Got Everything Covered! constructive algorithms, greedy, strings	800	x27032
1401A	Distance and Axis constructive algorithms, math	900	x26870
1335D	Anti-Sudoku constructive algorithms, implementation	1300	x26551
1400A	String Similarity constructive algorithms, strings	800	x26532
1469A	Regular Bracket Sequence constructive algorithms, greedy	1000	x26465
1433C	Dominant Piranha constructive algorithms, greedy	900	x26343
1537C	Challenging Cliffs constructive algorithms, greedy, implementation, math	1200	x26252
1474B	Different Divisors binary search, constructive algorithms, greedy, math, number theory	1000	x26241
768A	Oath of the Night's Watch constructive algorithms, sortings	900	x26075
1365B	Trouble Sort constructive algorithms, implementation	1300	x25983
1948A	Special Characters brute force, constructive algorithms	800	x25889
1922A	Tricky Template constructive algorithms, implementation, strings	800	x25762
1509A	Average Height constructive algorithms	800	x25678
1674A	Number Transformation constructive algorithms, math	800	x25628
1490B	Balanced Remainders brute force, constructive algorithms, math	1000	x25562
1339B	Sorted Adjacent Differences constructive algorithms, sortings	1200	x25521
1935A	Entertainment in MAC constructive algorithms, strings	800	x25233
199A	Hexadecimal's theorem brute force, constructive algorithms, implementation, number theory	900	x25013
1711A	Perfect Permutation constructive algorithms	800	x24786
1741B	Funny Permutation constructive algorithms, math	800	x24745
1312B	Bogosort constructive algorithms, sortings	1000	x24522
1348B	Phoenix and Beauty constructive algorithms, data structures, greedy, sortings	1400	x24504
1497C1	k-LCM (easy version) constructive algorithms, math	1200	x24459
1916A	2023 constructive algorithms, implementation, math, number theory	800	x24448
1886A	Sum of Three brute force, constructive algorithms, math	800	x24443
1845A	Forbidden Integer constructive algorithms, implementation, math, number theory	800	x24432
1758A	SSeeeeiinngg DDoouubbllee constructive algorithms, strings	800	x24338
1747A	Two Groups constructive algorithms, greedy	800	x24316
1841A	Game with Board constructive algorithms, games	800	x24177
1525B	Permutation Sort constructive algorithms, greedy	900	x24158
1527B1	Palindrome Game (easy version) constructive algorithms, games	1200	x24130
1859B	Olya and Game with Arrays constructive algorithms, greedy, math, sortings	1000	x24129
1917A	Least Product constructive algorithms, math	800	x24092
1333A	Little Artem constructive algorithms	1000	x24073
1831A	Twin Permutations constructive algorithms	800	x24057
1391A	Suborrays constructive algorithms, math	800	x23983
1624C	Division by Two and Permutation constructive algorithms, flows, graph matchings, greedy, math	1100	x23977
1526A	Mean Inequality constructive algorithms, sortings	800	x23845
1467A	Wizard of Orz constructive algorithms, greedy, math	900	x23835
1844A	Subtraction Game constructive algorithms, games	800	x23809
1627A	Not Shading constructive algorithms, implementation	800	x23780
1929B	Sasha and the Drawing constructive algorithms, greedy, math	800	x23632
1699A	The Third Three Number Problem constructive algorithms, math	800	x23617
4B	Before an Exam constructive algorithms, greedy	1200	x23575
1419D1	Sage's Birthday (easy version) binary search, constructive algorithms, greedy, sortings	1000	x23548
1621A	Stable Arrangement of Rooks constructive algorithms	800	x23525
1916B	Two Divisors constructive algorithms, math, number theory	1000	x23485
1684A	Digit Minimization constructive algorithms, games, math, strings	800	x23446
1401C	Mere Array constructive algorithms, math, number theory, sortings	1300	x23396
680B	Bear and Finding Criminals constructive algorithms, implementation	1000	x23335
1430C	Numbers on Whiteboard constructive algorithms, data structures, greedy, implementation, math	1000	x23277
1715A	Crossmarket constructive algorithms, greedy, math	800	x23165
1342B	Binary Period constructive algorithms, strings	1100	x23134
1370B	GCD Compression constructive algorithms, math, number theory	1100	x23061
1861A	Prime Deletion constructive algorithms, math	800	x23040

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