Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
16:11:44
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Problems

#	Name
40B	Repaintings math	1600	x1159
40A	Find Color constructive algorithms, geometry, implementation, math	1300	x3981
39K	Testing	2600	x84
39J	Spelling Check hashing, implementation, strings	1500	x2949
39I	Tram	2500	x139
39H	Multiplication Table implementation	1300	x2723
39G	Inverse Function implementation	2400	x126
39F	Pacifist frogs implementation	1300	x1546
39E	What Has Dirichlet Got to Do with That? dp, games	2000	x876
39D	Cubical Planet math	1100	x3933
39C	Moon Craters dp, sortings	2100	x598
39B	Company Income Growth greedy	1300	x2643
39A	C*++ Calculations expression parsing, greedy	2000	x676
38H	The Great Marathon dp	2400	x286
38G	Queue data structures	2300	x702
38F	Smart Boy dp, games, strings	2100	x388
38E	Let's Go Rolling! dp, sortings	1800	x2568
38D	Vasya the Architect implementation	1900	x491
38C	Blinds brute force	1400	x2157
38B	Chess brute force, implementation, math	1200	x3512
38A	Army implementation	800	x21035
37E	Trial for Chief graphs, greedy, shortest paths	2600	x615
37D	Lesson Timetable combinatorics, dp, math	2300	x413
37C	Old Berland Language data structures, greedy, trees	1900	x1661
37B	Computer Game greedy, implementation	1800	x890
37A	Towers sortings	1000	x24309
36E	Two Paths constructive algorithms, dsu, graphs, implementation	2600	x519
36D	New Game with a Chess Piece games	2300	x696
36C	Bowls geometry, implementation	2200	x338
36B	Fractal implementation	1600	x1480
36A	Extra-terrestrial Intelligence implementation	1300	x2985
35E	Parade data structures, sortings	2100	x733
35D	Animals dp, greedy	1700	x3293
35C	Fire Again brute force, dfs and similar, shortest paths	1500	x6752
35B	Warehouse implementation	1700	x1008
35A	Shell Game implementation	1000	x6796
34E	Collisions brute force, implementation, math	2000	x584
34D	Road Map dfs and similar, graphs	1600	x5093
34C	Page Numbers expression parsing, implementation, sortings, strings	1300	x4213
34B	Sale greedy, sortings	900	x51746
34A	Reconnaissance 2 implementation	800	x29674
33E	Helper	2600	x129
33D	Knights geometry, graphs, shortest paths, sortings	2000	x1194
33C	Wonderful Randomized Sum greedy	1800	x2984
33B	String Problem shortest paths	1800	x4461
33A	What is for dinner? greedy, implementation	1200	x4038
32E	Hide-and-Seek geometry, implementation	2400	x335
32D	Constellation implementation	1600	x1275
32C	Flea math	1700	x2131
32B	Borze expression parsing, implementation	800	x63004
32A	Reconnaissance brute force	800	x12452
31E	TV Game dp	2400	x1076
31D	Chocolate dfs and similar, implementation	2000	x1034
31C	Schedule implementation	1700	x1784
31B	Sysadmin Bob greedy, implementation, strings	1500	x4257
31A	Worms Evolution implementation	1200	x10254
30E	Tricky and Clever Password binary search, constructive algorithms, data structures, greedy, hashing, strings	2800	x735
30D	King's Problem? geometry, greedy	2600	x430
30C	Shooting Gallery dp, probabilities	1800	x1939
30B	Codeforces World Finals implementation	1700	x1187
30A	Accounting brute force, math	1400	x3442
29E	Quarrel graphs, shortest paths	2400	x896
29D	Ant on the Tree constructive algorithms, dfs and similar, trees	2000	x2444
29C	Mail Stamps data structures, dfs and similar, graphs, implementation	1700	x4867
29B	Traffic Lights implementation	1500	x2941
29A	Spit Problem brute force	1000	x7034
28E	DravDe saves the world geometry, math	2800	x90
28D	Don't fear, DravDe is kind binary search, data structures, dp, hashing	2400	x606
28C	Bath Queue combinatorics, dp, probabilities	2200	x1029
28B	pSort dfs and similar, dsu, graphs	1600	x4598
28A	Bender Problem implementation	1600	x791
27E	Number With The Given Amount Of Divisors brute force, dp, number theory	2000	x4181
27D	Ring Road 2 2-sat, dfs and similar, dsu, graphs	2200	x2495
27C	Unordered Subsequence constructive algorithms, greedy	1900	x2778
27B	Tournament bitmasks, brute force, dfs and similar, greedy	1300	x5331
27A	Next Test implementation, sortings	1200	x20086
26E	Multithreading constructive algorithms	2400	x373
26D	Tickets combinatorics, math, probabilities	2400	x777
26C	Parquet combinatorics, constructive algorithms, greedy, implementation	2000	x849
26B	Regular Bracket Sequence greedy	1400	x19013
26A	Almost Prime number theory	900	x30746
25E	Test hashing, strings	2200	x2427
25D	Roads not only in Berland dsu, graphs, trees	1900	x11126
25C	Roads in Berland graphs, shortest paths	1900	x6170
25B	Phone numbers implementation	1100	x9646
25A	IQ test brute force	1300	x85482
24E	Berland collider binary search	2300	x894
24D	Broken robot dp, math, probabilities	2400	x1919
24C	Sequence of points geometry, implementation, math	1800	x1248
24B	F1 Champions implementation	1500	x1771
24A	Ring road graphs	1400	x5048
23E	Tree dp	2500	x606
23D	Tetragon geometry, math	2600	x336
23C	Oranges and Apples constructive algorithms, sortings	2500	x1409
23B	Party constructive algorithms, graphs, math	1600	x3327
23A	You're Given a String... brute force, greedy	1200	x5290
22E	Scheme dfs and similar, graphs, trees	2300	x1617
22D	Segments greedy, sortings	1900	x2687
22C	System Administrator graphs	1700	x3083
22B	Bargaining Table brute force, dp	1500	x4205