Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
04:54:31
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Problems

#	Name
409D	Big Data *special problem	1700	x1710
409C	Magnum Opus *special problem	1700	x1973
409B	Mysterious Language *special problem	1700	x1355
409A	The Great Game *special problem	1700	x2463
408B	Garland implementation	1200	x9239
408A	Line to Cashier implementation	900	x11221
407E	k-d-sequence data structures	3100	x741
407D	Largest Submatrix 3 dp, hashing	2700	x561
407C	Curious Array brute force, combinatorics, implementation, math	2500	x988
407B	Long Path dp, implementation	1600	x6491
407A	Triangle brute force, geometry, implementation, math	1600	x4868
406E	Hamming Triples implementation, math, two pointers	2800	x234
406D	Hill Climbing dfs and similar, geometry, trees	2200	x1165
405E	Graph Cutting dfs and similar, graphs	2300	x1389
405D	Toy Sum greedy, implementation, math	1700	x3112
405C	Unusual Product implementation, math	1600	x4615
405B	Domino Effect	1100	x5759
405A	Gravity Flip greedy, implementation, sortings	900	x100199
404E	Maze 1D binary search, greedy, implementation	2200	x576
404D	Minesweeper 1D dp, implementation	1900	x2143
404C	Restore Graph dfs and similar, graphs, sortings	1800	x5188
404B	Marathon implementation, math	1500	x2917
404A	Valera and X implementation	1000	x23832
403E	Two Rooted Trees data structures, implementation, trees	2900	x210
403D	Beautiful Pairs of Numbers combinatorics, dp	2300	x1098
402E	Strictly Positive Matrix graphs, math	2200	x2179
402D	Upgrading Array dp, greedy, math, number theory	1800	x2605
402C	Searching for Graph brute force, constructive algorithms, graphs	1500	x5853
402B	Trees in a Row brute force, implementation	1400	x3800
402A	Nuts greedy, math	1100	x4587
401E	Olympic Games math	2500	x168
401D	Roman and Numbers bitmasks, brute force, combinatorics, dp, number theory	2000	x4141
401C	Team constructive algorithms, greedy, implementation	1400	x19902
401B	Sereja and Contests greedy, implementation, math	1200	x4428
401A	Vanya and Cards implementation, math	800	x16148
400E	Inna and Binary Logic binary search, bitmasks, data structures	2100	x947
400D	Dima and Bacteria dsu, graphs, shortest paths	2000	x2896
400C	Inna and Huge Candy Matrix implementation, math	1500	x2887
400B	Inna and New Matrix of Candies brute force, implementation, schedules	1200	x7675
400A	Inna and Choose Options implementation	1000	x6464
399B	Red and Blue Balls		x1836
399A	Pages implementation		x4152
398E	Sorting Permutations		x90
398D	Instant Messanger data structures		x891
398C	Tree and Array constructive algorithms		x214
398B	Painting The Wall dp, probabilities		x1023
398A	Cards constructive algorithms, implementation		x921
397B	On Corruption and Numbers constructive algorithms, implementation, math		x749
397A	On Segment's Own Points implementation		x2621
396E	On Iteration of One Well-Known Function math		x148
396D	On Sum of Number of Inversions in Permutations combinatorics, math		x421
396C	On Changing Tree data structures, graphs, trees		x1580
396B	On Sum of Fractions math, number theory		x1075
396A	On Number of Decompositions into Multipliers combinatorics, math, number theory		x1501
394E	Lightbulb for Minister geometry		x117
394D	Physical Education and Buns brute force, implementation, math		x266
394C	Dominoes constructive algorithms, greedy		x515
394B	Very Beautiful Number math		x571
394A	Counting Sticks brute force, implementation		x2657
393B	Three matrices		x1977
393A	Nineteen		x6614
392E	Deleting Substrings		x179
392D	Three Arrays data structures		x217
392C	Yet Another Number Sequence combinatorics, math, matrices		x589
392B	Tower of Hanoi dp		x921
392A	Blocked Points math		x970
391F3	Stock Trading		x107
391F2	Stock Trading greedy		x108
391F1	Stock Trading dp		x177
391E2	Three Trees		x153
391E1	Three Trees		x116
391D2	Supercollider data structures		x196
391D1	Supercollider brute force		x210
391C3	The Tournament		x167
391C2	The Tournament greedy		x134
391C1	The Tournament brute force		x185
391B	Word Folding brute force		x386
391A	Genetic Engineering implementation, two pointers		x1716
390E	Inna and Large Sweet Matrix		x258
390D	Inna and Sweet Matrix constructive algorithms		x512
390C	Inna and Candy Boxes data structures		x628
390B	Inna, Dima and Song implementation		x1175
390A	Inna and Alarm Clock implementation		x3506
389B	Fox and Cross greedy, implementation	1100	x6894
389A	Fox and Number Game greedy, math	1000	x14031
388E	Fox and Meteor Shower geometry	3100	x122
388D	Fox and Perfect Sets math	2700	x442
388C	Fox and Card Game games, greedy, sortings	2000	x3343
388B	Fox and Minimal path bitmasks, constructive algorithms, graphs, implementation, math	1900	x2467
388A	Fox and Box Accumulation greedy, sortings	1400	x11467
387E	George and Cards binary search, data structures	2200	x879
387D	George and Interesting Graph graph matchings	2200	x997
387C	George and Number greedy, implementation	1700	x2181
387B	George and Round brute force, greedy, two pointers	1200	x12165
387A	George and Sleep implementation	900	x9657
386D	Game with Points dp, graphs, implementation, shortest paths	2100	x428
386C	Diverse Substrings dp, strings, two pointers	2000	x778
386B	Fly, freebies, fly! binary search, brute force, implementation	1400	x2153
386A	Second-Price Auction implementation	800	x6201
385E	Bear in the Field math, matrices	2300	x585