Problemset - Codeforces

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Codeforces Round 974 (Div. 3)
04:50:44
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Problems

#	Name
730K	Roads Orientation Problem graphs	3200	x98
730J	Bottles dp	1900	x3357
730I	Olympiad in Programming and Sports dp, flows, graphs, greedy	2000	x2031
730G	Car Repair Shop implementation	1600	x2137
730F	Ber Patio	3100	x91
730E	Award Ceremony greedy, implementation	2200	x720
730D	Running Over The Bridges greedy, implementation, math	2200	x878
730C	Bulmart binary search, dfs and similar	2100	x1226
730B	Minimum and Maximum constructive algorithms, interactive	1800	x2436
730A	Toda 2 greedy, implementation	1800	x1568
729F	Financiers Game dp	2500	x946
729E	Subordinates constructive algorithms, data structures, graphs, greedy, sortings	1900	x2227
729D	Sea Battle constructive algorithms, greedy, math	1700	x3720
729C	Road to Cinema binary search, greedy, sortings	1700	x3909
727F	Polycarp's problems binary search, dp, greedy	2300	x790
727E	Games on a CD data structures, hashing, string suffix structures, strings	2300	x1200
727D	T-shirts Distribution constructive algorithms, flows, greedy	1800	x1830
727B	Bill Total Value expression parsing, implementation, strings	1600	x1989
725G	Messages on a Tree	3300	x163
725F	Family Photos games, greedy	2900	x528
725E	Too Much Money brute force, greedy	2600	x651
725D	Contest Balloons data structures, greedy	1800	x2798
725C	Hidden Word brute force, constructive algorithms, implementation, strings	1600	x2638
724G	Xor-matic Number of the Graph bitmasks, graphs, math, number theory, trees	2600	x1051
724F	Uniformly Branched Trees combinatorics, dp, trees	2700	x401
724E	Goods transportation dp, flows, greedy	2900	x1298
724D	Dense Subsequence data structures, greedy, strings	1900	x2327
724C	Ray Tracing greedy, hashing, implementation, math, number theory, sortings	1800	x2135
723F	st-Spanning Tree dsu, graphs, greedy, implementation	2300	x1472
723E	One-Way Reform constructive algorithms, dfs and similar, flows, graphs, greedy	2200	x1950
723D	Lakes in Berland dfs and similar, dsu, graphs, greedy, implementation	1600	x6941
723C	Polycarp at the Radio greedy	1600	x4617
722F	Cyclic Cipher chinese remainder theorem, data structures, implementation, number theory, two pointers	2800	x492
722E	Research Rover combinatorics, dp	2900	x866
722D	Generating Sets binary search, data structures, dfs and similar, greedy, strings, trees	1900	x3157
722C	Destroying Array data structures, dsu	1600	x9290
721E	Road to Home binary search, dp	2700	x305
721D	Maxim and Array constructive algorithms, data structures, greedy, math	2000	x2344
721C	Journey dp, graphs	1800	x5853
720F	Array Covering data structures	3100	x146
720E	Cipher implementation	3100	x65
720D	Slalom data structures, dp, sortings	3100	x236
720C	Homework constructive algorithms	3100	x102
720B	Cactusophobia dfs and similar, flows	2400	x401
720A	Closing ceremony greedy	2000	x858
718E	Matvey's Birthday bitmasks, graphs	3300	x352
718D	Andrew and Chemistry dp, hashing, trees	2900	x394
718C	Sasha and Array data structures, math, matrices	2300	x3829
718A	Efim and Strange Grade dp, implementation, math	1700	x4395
717I	Cowboy Beblop at his computer geometry	2800	x204
717H	Pokermon League challenge math, probabilities	2400	x422
717G	Underfail flows	2400	x639
717F	Heroes of Making Magic III data structures	2600	x325
717E	Paint it really, really dark gray dfs and similar	1900	x1445
717D	Dexterina’s Lab games, matrices, probabilities	1900	x1407
717B	R3D3’s Summer Adventure dp, greedy	2700	x146
717A	Festival Organization combinatorics, math, number theory	2900	x349
715E	Complete the Permutations combinatorics, fft, graphs, math	3400	x356
715D	Create a Maze constructive algorithms	3100	x252
715C	Digit Tree dfs and similar, divide and conquer, dsu, trees	2700	x2095
715B	Complete The Graph binary search, constructive algorithms, graphs, shortest paths	2300	x2771
715A	Plus and Square Root constructive algorithms, math	1600	x5603
713E	Sonya Partymaker binary search, dp	3300	x350
713D	Animals and Puzzle binary search, data structures	2700	x1138
713C	Sonya and Problem Wihtout a Legend dp, sortings	2300	x5276
713B	Searching Rectangles binary search, constructive algorithms, interactive	2200	x1447
712E	Memory and Casinos data structures, math, probabilities	2500	x613
712D	Memory and Scores combinatorics, dp, math	2200	x1830
712C	Memory and De-Evolution greedy, math	1600	x5768
711E	ZS and The Birthday Paradox math, number theory, probabilities	2300	x1265
711D	Directed Roads combinatorics, dfs and similar, graphs, math	1900	x4444
711C	Coloring Trees dp	1700	x8087
710F	String Set Queries brute force, data structures, hashing, interactive, string suffix structures, strings	2400	x1858
710E	Generate a String dfs and similar, dp	2000	x5175
710D	Two Arithmetic Progressions math, number theory	2500	x1291
708E	Student's Camp dp, math	3100	x973
708D	Incorrect Flow flows	2900	x758
708C	Centroids data structures, dfs and similar, dp, graphs, greedy, trees	2300	x3259
708B	Recover the String constructive algorithms, greedy, implementation, math	1900	x3237
707E	Garlands data structures	2400	x1215
707D	Persistent Bookcase bitmasks, data structures, dfs and similar, implementation	2200	x2654
706E	Working routine data structures, implementation	2500	x1180
706D	Vasiliy's Multiset binary search, bitmasks, data structures, trees	1800	x9978
706C	Hard problem dp, strings	1600	x16099
704E	Iron Man data structures, geometry, trees	3300	x282
704D	Captain America flows, greedy	3100	x791
704C	Black Widow dp, graphs, implementation, math	2900	x460
704B	Ant Man dp, graphs, greedy	2500	x1833
704A	Thor brute force, data structures, implementation	1600	x9200
703E	Mishka and Divisors dp, number theory	2600	x594
703D	Mishka and Interesting sum data structures	2100	x3578
703C	Chris and Road geometry, implementation	2100	x1845
702F	T-Shirts data structures	2800	x1393
702E	Analysis of Pathes in Functional Graph data structures, graphs	2100	x2590
702D	Road to Post Office math	1900	x3352
700E	Cool Slogans string suffix structures, strings	3300	x1177
700D	Huffman Coding on Segment data structures, greedy	3100	x461
700C	Break Up dfs and similar, graphs	2600	x1279
700B	Connecting Universities dfs and similar, dp, graphs, trees	1800	x3942
700A	As Fast As Possible binary search, math	1900	x3180