Problemset - Codeforces

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Codeforces Round #672 (Div. 2)
4 days

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Difficulty: —

constructive algorithms

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Problems

#	Name
266B	Queue at the School constructive algorithms, graph matchings, implementation, shortest paths	800	x49023
148A	Insomnia cure constructive algorithms, implementation, math	800	x36672
443A	Anton and Letters constructive algorithms, implementation	800	x34000
1343B	Balanced Array constructive algorithms, math	800	x27105
732A	Buy a Shovel brute force, constructive algorithms, implementation, math	800	x26967
1353A	Most Unstable Array constructive algorithms, greedy, math	800	x23712
1335B	Construct the String constructive algorithms	900	x23091
1337A	Ichihime and Triangle constructive algorithms, math	800	x21805
1372A	Omkar and Completion constructive algorithms, implementation	800	x21256
1325A	EhAb AnD gCd constructive algorithms, greedy, number theory	800	x20643
1389A	LCM Problem constructive algorithms, greedy, math, number theory	800	x20361
1196A	Three Piles of Candies brute force, constructive algorithms, math	800	x19421
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x19161
467B	Fedor and New Game bitmasks, brute force, constructive algorithms, implementation	1100	x19070
1400A	String Similarity constructive algorithms, strings	800	x19047
1391A	Suborrays constructive algorithms, math	800	x18575
478B	Random Teams combinatorics, constructive algorithms, greedy, math	1300	x18321
1352B	Same Parity Summands constructive algorithms, math	1200	x18168
1401A	Distance and Axis constructive algorithms, math	900	x18027
1326A	Bad Ugly Numbers constructive algorithms, number theory	1000	x17897
1333A	Little Artem constructive algorithms	1000	x17762
1342B	Binary Period constructive algorithms, strings	1100	x17315
686A	Free Ice Cream constructive algorithms, implementation	800	x17143
1335D	Anti-Sudoku constructive algorithms, implementation	1300	x17092
688B	Lovely Palindromes constructive algorithms, math	1000	x16217
1339B	Sorted Adjacent Differences constructive algorithms, sortings	1200	x16188
1370B	GCD Compression constructive algorithms, math, number theory	1100	x16103
1405A	Permutation Forgery constructive algorithms	800	x15771
1365B	Trouble Sort constructive algorithms, implementation	1300	x15734
766B	Mahmoud and a Triangle constructive algorithms, geometry, greedy, math, number theory, sortings	1000	x15594
1348B	Phoenix and Beauty constructive algorithms, data structures, greedy, sortings	1400	x15304
1312B	Bogosort constructive algorithms, sortings	1000	x15262
513A	Game constructive algorithms, math	800	x15225
1401B	Ternary Sequence constructive algorithms, greedy, math	1100	x15140
118B	Present from Lena constructive algorithms, implementation	1000	x14930
1367C	Social Distance constructive algorithms, greedy, math	1300	x14754
766A	Mahmoud and Longest Uncommon Subsequence constructive algorithms, strings	1000	x14557
1375A	Sign Flipping constructive algorithms, math	1100	x13964
1365C	Rotation Matching constructive algorithms, data structures, greedy, implementation	1400	x13528
1401C	Mere Array constructive algorithms, math, number theory, sortings	1300	x13515
1381A1	Prefix Flip (Easy Version) constructive algorithms, data structures, strings	1300	x13368
768A	Oath of the Night's Watch constructive algorithms, sortings	900	x13139
680B	Bear and Finding Criminals constructive algorithms, implementation	1000	x13111
1407A	Ahahahahahahahaha constructive algorithms, math	1100	x13087
1405B	Array Cancellation constructive algorithms, implementation	1000	x12994
798A	Mike and palindrome brute force, constructive algorithms, strings	1000	x12777
1304B	Longest Palindrome brute force, constructive algorithms, greedy, implementation, strings	1100	x12752
1395B	Boboniu Plays Chess constructive algorithms	1100	x12495
1384A	Common Prefixes constructive algorithms, greedy, strings	1200	x12463
1104A	Splitting into digits constructive algorithms, implementation, math	800	x12401
1375B	Neighbor Grid constructive algorithms, greedy	1200	x12335
4B	Before an Exam constructive algorithms, greedy	1200	x12093
1375C	Element Extermination constructive algorithms, data structures, greedy	1400	x11979
1088A	Ehab and another construction problem brute force, constructive algorithms	800	x11887
1332B	Composite Coloring brute force, constructive algorithms, greedy, math, number theory	1400	x11737
1368B	Codeforces Subsequences brute force, constructive algorithms, greedy, math, strings	1500	x11689
538B	Quasi Binary constructive algorithms, dp, greedy, implementation	1400	x11674
672B	Different is Good constructive algorithms, implementation, strings	1000	x11574
1355D	Game With Array constructive algorithms, math	1400	x11481
682A	Alyona and Numbers constructive algorithms, math, number theory	1100	x11480
670A	Holidays brute force, constructive algorithms, greedy, math	900	x11467
401C	Team constructive algorithms, greedy, implementation	1400	x11447
804A	Find Amir constructive algorithms, greedy, math	1000	x11439
570B	Simple Game constructive algorithms, games, greedy, implementation, math	1300	x11421
1174A	Ehab Fails to Be Thanos constructive algorithms, greedy, sortings	1000	x11374
300A	Array brute force, constructive algorithms, implementation	1100	x11293
1305A	Kuroni and the Gifts brute force, constructive algorithms, greedy, sortings	800	x11279
595A	Vitaly and Night constructive algorithms, implementation	800	x11230
199A	Hexadecimal's theorem brute force, constructive algorithms, implementation, number theory	900	x11149
761A	Dasha and Stairs brute force, constructive algorithms, implementation, math	1000	x11128
1196B	Odd Sum Segments constructive algorithms, math	1200	x10958
1372C	Omkar and Baseball constructive algorithms, math	1500	x10895
1353D	Constructing the Array constructive algorithms, data structures, sortings	1600	x10820
1270B	Interesting Subarray constructive algorithms, greedy, math	1200	x10743
1334C	Circle of Monsters brute force, constructive algorithms, greedy, math	1600	x10702
1393B	Applejack and Storages constructive algorithms, data structures, greedy, implementation	1400	x10681
1352G	Special Permutation constructive algorithms	1600	x10635
1093B	Letters Rearranging constructive algorithms, greedy, sortings, strings	900	x10567
1400C	Binary String Reconstruction 2-sat, brute force, constructive algorithms, greedy	1500	x10505
1399D	Binary String To Subsequences constructive algorithms, data structures, greedy, implementation	1500	x10496
1265A	Beautiful String constructive algorithms, greedy	1000	x10494
1205A	Almost Equal constructive algorithms, greedy, math	1200	x10469
676A	Nicholas and Permutation constructive algorithms, implementation	800	x10409
854A	Fraction brute force, constructive algorithms, math	800	x10169
805B	3-palindrome constructive algorithms	1000	x10155
1348C	Phoenix and Distribution constructive algorithms, greedy, sortings, strings	1600	x10104
1207B	Square Filling constructive algorithms, greedy, implementation	1200	x10071
1144C	Two Shuffled Sequences constructive algorithms, sortings	1000	x9984
330B	Road Construction constructive algorithms, graphs	1300	x9809
680A	Bear and Five Cards constructive algorithms, implementation	800	x9710
1108D	Diverse Garland constructive algorithms, dp, greedy	1400	x9709
1245B	Restricted RPS constructive algorithms, dp, greedy	1200	x9603
1368C	Even Picture constructive algorithms	1500	x9584
1149A	Prefix Sum Primes constructive algorithms, greedy, math, number theory	1200	x9518
361A	Levko and Table constructive algorithms, implementation	800	x9469
1327C	Game with Chips constructive algorithms, implementation	1600	x9465
1272B	Snow Walking Robot constructive algorithms, greedy, implementation	1200	x9375
1266B	Dice Tower constructive algorithms, math	1000	x9348
1352F	Binary String Reconstruction constructive algorithms, dfs and similar, math	1500	x9331
743B	Chloe and the sequence binary search, bitmasks, constructive algorithms, implementation	1200	x9256

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