Problemset - Codeforces

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Educational Codeforces Round 165 (Rated for Div. 2)
21:07:28
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constructive algorithms

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Problems

#	Name
667B	Coat of Anticubism constructive algorithms, geometry	1100	x5452
638A	Home Numbers *special problem, constructive algorithms, math	1100	x3749
648C	Путь Робота constructive algorithms, dfs and similar, graphs	1100	x835
1352B	Same Parity Summands constructive algorithms, math	1200	x35181
1537C	Challenging Cliffs constructive algorithms, greedy, implementation, math	1200	x26255
1339B	Sorted Adjacent Differences constructive algorithms, sortings	1200	x25521
1497C1	k-LCM (easy version) constructive algorithms, math	1200	x24461
1527B1	Palindrome Game (easy version) constructive algorithms, games	1200	x24132
4B	Before an Exam constructive algorithms, greedy	1200	x23579
1433D	Districts Connection constructive algorithms, dfs and similar	1200	x21702
1512D	Corrupted Array constructive algorithms, data structures, greedy	1200	x21653
1455B	Jumps constructive algorithms, math	1200	x21211
1559C	Mocha and Hiking constructive algorithms, graphs	1200	x19661
1512C	A-B Palindrome constructive algorithms, implementation, strings	1200	x19431
776B	Sherlock and his girlfriend constructive algorithms, number theory	1200	x19246
1922B	Forming Triangles combinatorics, constructive algorithms, math, sortings	1200	x18893
1437B	Reverse Binary Strings constructive algorithms, greedy	1200	x18651
1694B	Paranoid String constructive algorithms, greedy	1200	x18475
1497B	M-arrays constructive algorithms, greedy, math	1200	x18471
1656C	Make Equal With Mod constructive algorithms, math, number theory, sortings	1200	x18449
1384A	Common Prefixes constructive algorithms, greedy, strings	1200	x18366
1846D	Rudolph and Christmas Tree constructive algorithms, geometry, math	1200	x18259
1907C	Removal of Unattractive Pairs constructive algorithms, greedy, math, strings	1200	x18256
1793C	Dora and Search constructive algorithms, data structures, two pointers	1200	x18038
1846C	Rudolf and the Another Competition constructive algorithms, data structures, dp, greedy, sortings	1200	x17883
1536B	Prinzessin der Verurteilung brute force, constructive algorithms, strings	1200	x17680
1933D	Turtle Tenacity: Continual Mods constructive algorithms, greedy, math, number theory, sortings	1200	x17517
1504B	Flip the Bits constructive algorithms, greedy, implementation, math	1200	x17214
1375B	Neighbor Grid constructive algorithms, greedy	1200	x16909
1713C	Build Permutation constructive algorithms, dp, math	1200	x16791
1916C	Training Before the Olympiad constructive algorithms, games, greedy, implementation, math	1200	x16580
1635C	Differential Sorting constructive algorithms, greedy	1200	x16315
1935B	Informatics in MAC constructive algorithms	1200	x16247
1196B	Odd Sum Segments constructive algorithms, math	1200	x16115
1270B	Interesting Subarray constructive algorithms, greedy, math	1200	x15954
1419B	Stairs brute force, constructive algorithms, greedy, implementation, math	1200	x15942
1822D	Super-Permutation constructive algorithms, math	1200	x15858
1674D	A-B-C Sort constructive algorithms, implementation, sortings	1200	x15746
1592B	Hemose Shopping constructive algorithms, dsu, math, sortings	1200	x15558
1647B	Madoka and the Elegant Gift brute force, constructive algorithms, graphs, implementation	1200	x15043
637B	Chat Order *special problem, binary search, constructive algorithms, data structures, sortings	1200	x14993
1738B	Prefix Sum Addicts constructive algorithms, greedy, math, sortings	1200	x14723
1149A	Prefix Sum Primes constructive algorithms, greedy, math, number theory	1200	x14652
743B	Chloe and the sequence binary search, bitmasks, constructive algorithms, implementation	1200	x14203
1205A	Almost Equal constructive algorithms, greedy, math	1200	x13808
1909B	Make Almost Equal With Mod bitmasks, constructive algorithms, math, number theory	1200	x13705
1272B	Snow Walking Robot constructive algorithms, greedy, implementation	1200	x13479
1245B	Restricted RPS constructive algorithms, dp, greedy	1200	x13428
1517B	Morning Jogging constructive algorithms, greedy, sortings	1200	x13046
1207B	Square Filling constructive algorithms, greedy, implementation	1200	x12938
78B	Easter Eggs constructive algorithms, implementation	1200	x12682
1583B	Omkar and Heavenly Tree constructive algorithms, trees	1200	x11924
779C	Dishonest Sellers constructive algorithms, greedy, sortings	1200	x11617
1608B	Build the Permutation constructive algorithms, greedy	1200	x11428
1305B	Kuroni and Simple Strings constructive algorithms, greedy, strings, two pointers	1200	x11300
1903B	StORage room bitmasks, brute force, constructive algorithms, greedy	1200	x11252
1581B	Diameter of Graph constructive algorithms, graphs, greedy, math	1200	x11015
743A	Vladik and flights constructive algorithms, greedy, implementation	1200	x10841
1799B	Equalize by Divide brute force, constructive algorithms, greedy, math	1200	x10795
264A	Escape from Stones constructive algorithms, data structures, implementation, two pointers	1200	x10585
1091B	New Year and the Treasure Geolocation brute force, constructive algorithms, greedy, implementation	1200	x10495
625B	War of the Corporations constructive algorithms, greedy, strings	1200	x10053
482A	Diverse Permutation constructive algorithms, greedy	1200	x9501
732C	Sanatorium binary search, constructive algorithms, greedy, implementation, math	1200	x9467
1099C	Postcard constructive algorithms, implementation	1200	x9394
1227B	Box constructive algorithms	1200	x9222
1153B	Serval and Toy Bricks constructive algorithms, greedy	1200	x8950
982A	Row brute force, constructive algorithms	1200	x8936
708A	Letters Cyclic Shift constructive algorithms, greedy, implementation, strings	1200	x8845
1028B	Unnatural Conditions constructive algorithms, math	1200	x8748
754A	Lesha and array splitting constructive algorithms, greedy, implementation	1200	x8529
934B	A Prosperous Lot constructive algorithms, implementation	1200	x8515
749B	Parallelogram is Back brute force, constructive algorithms, geometry	1200	x8360
854B	Maxim Buys an Apartment constructive algorithms, math	1200	x8116
740B	Alyona and flowers constructive algorithms	1200	x8103
361B	Levko and Permutation constructive algorithms, math, number theory	1200	x7877
560B	Gerald is into Art constructive algorithms, implementation	1200	x7821
631B	Print Check constructive algorithms, implementation	1200	x7240
379B	New Year Present constructive algorithms, implementation	1200	x7159
931B	World Cup constructive algorithms, implementation	1200	x7020
989B	A Tide of Riverscape constructive algorithms, strings	1200	x6970
254A	Cards with Numbers constructive algorithms, sortings	1200	x6831
803B	Distances to Zero constructive algorithms	1200	x6405
53C	Little Frog constructive algorithms	1200	x6209
171A	Mysterious numbers - 1 *special problem, constructive algorithms	1200	x4344
774C	Maximum Number *special problem, constructive algorithms, greedy, implementation	1200	x4022
645A	Amity Assessment brute force, constructive algorithms, implementation	1200	x3355
180F	Mathematical Analysis Rocks! constructive algorithms, implementation, math	1200	x2447
478B	Random Teams combinatorics, constructive algorithms, greedy, math	1300	x35186
1335D	Anti-Sudoku constructive algorithms, implementation	1300	x26552
1365B	Trouble Sort constructive algorithms, implementation	1300	x25984
1401C	Mere Array constructive algorithms, math, number theory, sortings	1300	x23396
1367C	Social Distance constructive algorithms, greedy, math	1300	x22574
1555C	Coin Rows brute force, constructive algorithms, dp, implementation	1300	x20817
1521B	Nastia and a Good Array constructive algorithms, math, number theory	1300	x20720
1381A1	Prefix Flip (Easy Version) constructive algorithms, data structures, strings	1300	x19828
1454D	Number into Sequence constructive algorithms, math, number theory	1300	x19696
1420C1	Pokémon Army (easy version) constructive algorithms, dp, greedy	1300	x16998
1788C	Matching Numbers constructive algorithms, greedy, math	1300	x16410
330B	Road Construction constructive algorithms, graphs	1300	x16338