Problemset - Codeforces

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Codeforces Round 942 (Div. 1)
05:08:49
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Before contest
Codeforces Round 942 (Div. 2)
05:08:49
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Problems

#	Name
177C2	Party brute force, dfs and similar, dsu, graphs	1500	x2428
177C1	Party dfs and similar, dsu, graphs	1500	x2442
770C	Online Courses In BSU *special problem, dfs and similar, graphs, implementation	1500	x2526
350B	Resort graphs	1500	x3060
114B	PFAST Inc. bitmasks, brute force, graphs	1500	x3519
690C2	Brain Network (medium) dfs and similar, graphs, trees	1500	x3574
1147A	Hide and Seek graphs	1500	x5140
402C	Searching for Graph brute force, constructive algorithms, graphs	1500	x5689
300B	Coach brute force, dfs and similar, graphs	1500	x6097
930A	Peculiar apple-tree dfs and similar, graphs, trees	1500	x6742
320B	Ping-Pong (Easy Version) dfs and similar, graphs	1500	x7075
574B	Bear and Three Musketeers brute force, dfs and similar, graphs, hashing	1500	x7600
744A	Hongcow Builds A Nation dfs and similar, graphs	1500	x7879
103B	Cthulhu dfs and similar, dsu, graphs	1500	x8513
1169B	Pairs graphs, implementation	1500	x9358
1851E	Nastya and Potions dfs and similar, dp, graphs, sortings	1500	x9391
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x10770
1139C	Edgy Trees dfs and similar, dsu, graphs, math, trees	1500	x11976
1800E2	Unforgivable Curse (hard version) brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, strings	1500	x11995
1263D	Secret Passwords dfs and similar, dsu, graphs	1500	x13247
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x13668
687A	NP-Hard Problem dfs and similar, graphs	1500	x13736
1106D	Lunar New Year and a Wander data structures, dfs and similar, graphs, greedy, shortest paths	1500	x13893
1391C	Cyclic Permutations combinatorics, dp, graphs, math	1500	x14532
771A	Bear and Friendship Condition dfs and similar, dsu, graphs	1500	x14600
1552B	Running for Gold combinatorics, graphs, greedy, sortings	1500	x14949
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x15857
1418C	Mortal Kombat Tower dp, graphs, greedy, shortest paths	1500	x18109
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x19170
580C	Kefa and Park dfs and similar, graphs, trees	1500	x39642
8B	Obsession with Robots constructive algorithms, graphs, implementation	1400	x4066
802J	Send the Fool Further! (easy) dfs and similar, graphs, trees	1400	x4269
417C	Football constructive algorithms, graphs, implementation	1400	x4606
24A	Ring road graphs	1400	x4757
107A	Dorm Water Supply dfs and similar, graphs	1400	x4921
475B	Strongly Connected City brute force, dfs and similar, graphs, implementation	1400	x8223
1764C	Doremy's City Construction graphs, greedy	1400	x9038
1761C	Set Construction constructive algorithms, dfs and similar, graphs, greedy	1400	x9148
1670C	Where is the Pizza? data structures, dfs and similar, dsu, graphs, implementation, math	1400	x9485
1735C	Phase Shift dfs and similar, dsu, graphs, greedy, implementation, strings	1400	x9546
1893A	Anonymous Informant brute force, dfs and similar, graphs, implementation	1400	x11203
505B	Mr. Kitayuta's Colorful Graph dfs and similar, dp, dsu, graphs	1400	x12068
1800E1	Unforgivable Curse (easy version) brute force, constructive algorithms, dsu, graphs, greedy, strings	1400	x12109
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x12387
1559D1	Mocha and Diana (Easy Version) brute force, constructive algorithms, dsu, graphs, greedy, trees	1400	x13182
437C	The Child and Toy graphs, greedy, sortings	1400	x13483
1540A	Great Graphs constructive algorithms, graphs, greedy, shortest paths, sortings	1400	x13665
1579D	Productive Meeting constructive algorithms, graphs, greedy	1400	x15368
1548A	Web of Lies brute force, graphs, greedy	1400	x16002
1167C	News Distribution dfs and similar, dsu, graphs	1400	x16973
1475C	Ball in Berland combinatorics, graphs, math	1400	x19921
520B	Two Buttons dfs and similar, graphs, greedy, implementation, math, shortest paths	1400	x47785
94B	Friends graphs, implementation, math	1300	x4487
899C	Dividing the numbers constructive algorithms, graphs, math	1300	x8262
1065B	Vasya and Isolated Vertices constructive algorithms, graphs	1300	x10753
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x11657
1726C	Jatayu's Balanced Bracket Sequence data structures, dsu, graphs, greedy	1300	x12053
1534C	Little Alawn's Puzzle combinatorics, dp, dsu, graphs, math	1300	x12478
1675D	Vertical Paths graphs, implementation, trees	1300	x12527
707B	Bakery graphs	1300	x12754
1711B	Party brute force, graphs	1300	x13088
1676G	White-Black Balanced Subtrees dfs and similar, dp, graphs, trees	1300	x14110
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x14134
1638C	Inversion Graph data structures, dsu, graphs, math	1300	x14343
1741D	Masha and a Beautiful Tree dfs and similar, divide and conquer, graphs, sortings, trees	1300	x14426
862B	Mahmoud and Ehab and the bipartiteness dfs and similar, graphs, trees	1300	x15915
1829F	Forever Winter dfs and similar, graphs, math	1300	x16085
330B	Road Construction constructive algorithms, graphs	1300	x16346
1661B	Getting Zero bitmasks, brute force, dfs and similar, dp, graphs, greedy, shortest paths	1300	x16945
893C	Rumor dfs and similar, graphs, greedy	1300	x21577
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x24373
1510K	King's Task brute force, graphs, implementation	1200	x5267
292B	Network Topology graphs, implementation	1200	x7690
344B	Simple Molecules brute force, graphs, math	1200	x8649
1581B	Diameter of Graph constructive algorithms, graphs, greedy, math	1200	x11017
129B	Students and Shoelaces brute force, dfs and similar, graphs, implementation	1200	x11666
1428B	Belted Rooms graphs, implementation	1200	x14160
1647B	Madoka and the Elegant Gift brute force, constructive algorithms, graphs, implementation	1200	x15047
522A	Reposts *special problem, dfs and similar, dp, graphs, trees	1200	x15695
1327B	Princesses and Princes brute force, graphs, greedy	1200	x18242
1559C	Mocha and Hiking constructive algorithms, graphs	1200	x19670
217A	Ice Skating brute force, dfs and similar, dsu, graphs	1200	x20346
648C	Путь Робота constructive algorithms, dfs and similar, graphs	1100	x836
370A	Rook, Bishop and King graphs, math, shortest paths	1100	x9851
1255B	Fridge Lockers graphs, implementation	1100	x11672
1829E	The Lakes dfs and similar, dsu, graphs, implementation	1100	x18121
1472C	Long Jumps dp, graphs	1100	x29742
1033A	King Escape dfs and similar, graphs, implementation	1000	x12919
1020B	Badge brute force, dfs and similar, graphs	1000	x20156
500A	New Year Transportation dfs and similar, graphs, implementation	1000	x50121
1055A	Metro graphs	900	x10359
948A	Protect Sheep brute force, dfs and similar, graphs, implementation	900	x13362
115A	Party dfs and similar, graphs, trees	900	x32761
1797A	Li Hua and Maze constructive algorithms, flows, graphs, greedy, implementation	800	x16908
755A	PolandBall and Hypothesis brute force, graphs, math, number theory	800	x17502
1944A	Destroying Bridges graphs, greedy, math	800	x20841
1549B	Gregor and the Pawn Game dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation	800	x23731
939A	Love Triangle graphs	800	x24183

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