Problemset - Codeforces

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Codeforces Round 948 (Div. 2)
08:08:09
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dsu

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Problems

#	Name
1139C	Edgy Trees dfs and similar, dsu, graphs, math, trees	1500	x12088
1800E2	Unforgivable Curse (hard version) brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, strings	1500	x12134
356A	Knight Tournament data structures, dsu	1500	x12833
1263D	Secret Passwords dfs and similar, dsu, graphs	1500	x13334
771A	Bear and Friendship Condition dfs and similar, dsu, graphs	1500	x14682
1332C	K-Complete Word dfs and similar, dsu, greedy, implementation, strings	1500	x15730
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x19368
60B	Serial Time! dfs and similar, dsu	1400	x4454
843A	Sorting by Subsequences dfs and similar, dsu, implementation, math, sortings	1400	x5561
1971G	XOUR data structures, dsu, sortings	1400	x6784
1130C	Connect brute force, dfs and similar, dsu	1400	x8347
1670C	Where is the Pizza? data structures, dfs and similar, dsu, graphs, implementation, math	1400	x9541
1735C	Phase Shift dfs and similar, dsu, graphs, greedy, implementation, strings	1400	x9610
1909C	Heavy Intervals constructive algorithms, data structures, dsu, greedy, math, sortings	1400	x10093
505B	Mr. Kitayuta's Colorful Graph dfs and similar, dp, dsu, graphs	1400	x12122
445B	DZY Loves Chemistry dfs and similar, dsu, greedy	1400	x12146
1800E1	Unforgivable Curse (easy version) brute force, constructive algorithms, dsu, graphs, greedy, strings	1400	x12207
1292A	NEKO's Maze Game data structures, dsu, implementation	1400	x12950
1559D1	Mocha and Diana (Easy Version) brute force, constructive algorithms, dsu, graphs, greedy, trees	1400	x13278
1167C	News Distribution dfs and similar, dsu, graphs	1400	x17162
277A	Learning Languages dfs and similar, dsu	1400	x18169
1055B	Alice and Hairdresser dsu, implementation	1300	x4901
886C	Petya and Catacombs dsu, greedy, implementation, trees	1300	x5434
515B	Drazil and His Happy Friends brute force, dsu, meet-in-the-middle, number theory	1300	x7370
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x11726
1726C	Jatayu's Balanced Bracket Sequence data structures, dsu, graphs, greedy	1300	x12103
1534C	Little Alawn's Puzzle combinatorics, dp, dsu, graphs, math	1300	x12532
1638C	Inversion Graph data structures, dsu, graphs, math	1300	x14399
1249B2	Books Exchange (hard version) dfs and similar, dsu, math	1300	x16281
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18560
959B	Mahmoud and Ehab and the message dsu, greedy, implementation	1200	x9164
902B	Coloring a Tree dfs and similar, dsu, greedy	1200	x10496
1592B	Hemose Shopping constructive algorithms, dsu, math, sortings	1200	x15624
217A	Ice Skating brute force, dfs and similar, dsu, graphs	1200	x20465
501B	Misha and Changing Handles data structures, dsu, strings	1100	x15662
1829E	The Lakes dfs and similar, dsu, graphs, implementation	1100	x18421
1249B1	Books Exchange (easy version) dsu, math	1000	x20158
1620A	Equal or Not Equal constructive algorithms, dsu, implementation	800	x21272

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