Problemset - Codeforces

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Codeforces Round 959 sponsored by NEAR (Div. 1 + Div. 2)
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Problems

#	Name
774A	Amusement Park *special problem, ternary search	2100	x297
773C	Prairie Partition binary search, constructive algorithms, greedy, math	2200	x944
772C	Vulnerable Kerbals constructive algorithms, dp, graphs, math, number theory	2300	x1239
771C	Bear and Tree Jumps dfs and similar, dp, trees	2100	x2914
768F	Barrels and boxes brute force, combinatorics, math, number theory, probabilities	2300	x1008
768E	Game of Stones bitmasks, dp, games	2100	x2848
768D	Jon and Orbs dp, math, probabilities	2200	x2809
767D	Cartons of milk binary search, data structures, greedy, sortings, two pointers	2100	x2210
767B	The Queue brute force, greedy	2100	x2116
766E	Mahmoud and a xor trip bitmasks, constructive algorithms, data structures, dfs and similar, dp, math, trees	2100	x2912
765E	Tree Folding dfs and similar, dp, greedy, implementation, trees	2200	x1259
763B	Timofey and rectangles constructive algorithms, geometry	2100	x2783
762E	Radio stations binary search, data structures	2200	x1325
762D	Maximum path dp, greedy, implementation	2300	x1367
762C	Two strings binary search, hashing, strings, two pointers	2100	x2407
757D	Felicity's Big Secret Revealed bitmasks, dp	2200	x1343
756C	Nikita and stack data structures	2200	x1317
754D	Fedor and coupons binary search, data structures, greedy, sortings	2100	x2427
754C	Vladik and chat brute force, constructive algorithms, dp, implementation, strings	2200	x916
748F	Santa Clauses and a Soccer Championship constructive algorithms, dfs and similar, graphs, trees	2300	x642
748E	Santa Claus and Tangerines binary search, data structures, greedy, two pointers	2100	x1455
748D	Santa Claus and a Palindrome constructive algorithms, data structures, greedy	2100	x1829
746G	New Roads constructive algorithms, graphs, trees	2100	x1496
746F	Music in Car data structures, greedy, two pointers	2200	x731
743E	Vladik and cards binary search, bitmasks, brute force, dp	2200	x1485
734E	Anton and Tree dfs and similar, dp, trees	2100	x4043
733F	Drivers Dissatisfaction data structures, dsu, graphs, trees	2200	x1096
732F	Tourist Reform dfs and similar, graphs	2300	x2438
732E	Sockets greedy, sortings	2100	x1598
731E	Funny Game dp, games	2200	x1598
731D	80-th Level Archeology brute force, data structures, greedy, sortings	2200	x1160
730E	Award Ceremony greedy, implementation	2200	x716
730D	Running Over The Bridges greedy, implementation, math	2200	x867
730C	Bulmart binary search, dfs and similar	2100	x1205
727F	Polycarp's problems binary search, dp, greedy	2300	x775
727E	Games on a CD data structures, hashing, string suffix structures, strings	2300	x1160
723F	st-Spanning Tree dsu, graphs, greedy, implementation	2300	x1456
723E	One-Way Reform constructive algorithms, dfs and similar, flows, graphs, greedy	2200	x1912
718C	Sasha and Array data structures, math, matrices	2300	x3511
715B	Complete The Graph binary search, constructive algorithms, graphs, shortest paths	2300	x2697
713C	Sonya and Problem Wihtout a Legend dp, sortings	2300	x5091
713B	Searching Rectangles binary search, constructive algorithms, interactive	2200	x1421
712D	Memory and Scores combinatorics, dp, math	2200	x1805
711E	ZS and The Birthday Paradox math, number theory, probabilities	2300	x1253
708C	Centroids data structures, dfs and similar, dp, graphs, greedy, trees	2300	x3108
707D	Persistent Bookcase bitmasks, data structures, dfs and similar, implementation	2200	x2631
703D	Mishka and Interesting sum data structures	2100	x3499
703C	Chris and Road geometry, implementation	2100	x1832
702E	Analysis of Pathes in Functional Graph data structures, graphs	2100	x2523
691F	Couple Cover brute force, dp, number theory	2200	x1283
690D3	The Wall (hard) dp	2100	x497
690C3	Brain Network (hard) trees	2200	x889
690A2	Collective Mindsets (medium)	2300	x690
689D	Friends and Subsequences binary search, data structures	2100	x3327
679B	Bear and Tower of Cubes binary search, dp, greedy	2200	x2121
678E	Another Sith Tournament bitmasks, dp, math, probabilities	2200	x2130
677E	Vanya and Balloons binary search, brute force, dp, implementation	2300	x594
677D	Vanya and Treasure data structures, dp, graphs, shortest paths	2300	x1548
675E	Trains and Statistic data structures, dp, greedy	2300	x2652
675C	Money Transfers constructive algorithms, data structures, greedy, sortings	2100	x3614
670F	Restore a Number brute force, constructive algorithms, strings	2300	x848
665E	Beautiful Subarrays data structures, divide and conquer, strings, trees	2100	x2977
662B	Graph Coloring dfs and similar, graphs	2200	x1452
661G	Hungarian Notation *special problem	2200	x55
661D	Maximal Difference *special problem	2100	x129
660E	Different Subsets For All Tuples combinatorics, math	2300	x1320
659G	Fence Divercity combinatorics, dp, number theory	2300	x1020
656D	Rosetta Problem *special problem	2100	x947
653D	Delivery Bears binary search, flows, graphs	2200	x2372
652E	Pursuit For Artifacts dfs and similar, dsu, graphs, trees	2300	x2024
650C	Table Compression dfs and similar, dp, dsu, graphs, greedy	2200	x1956
649E	Автобус binary search, data structures, greedy, sortings	2100	x107
648E	Собери число graphs, shortest paths	2300	x112
645E	Intellectual Inquiry dp, greedy, strings	2200	x1229
644C	Hostname Aliases *special problem, binary search, data structures, implementation, sortings, strings	2100	x912
641G	Little Artem and Graph	2300	x89
639C	Bear and Polynomials hashing, implementation, math	2200	x1191
632D	Longest Subsequence brute force, math, number theory	2100	x3663
631D	Messenger data structures, hashing, implementation, string suffix structures, strings	2100	x2018
630P	Area of a Star geometry	2100	x1094
629E	Famil Door and Roads combinatorics, data structures, dfs and similar, dp, probabilities, trees	2300	x975
628E	Zbazi in Zeydabad data structures, implementation	2300	x872
628D	Magic Numbers dp	2200	x5690
627C	Package Delivery data structures, divide and conquer, greedy	2200	x1158
623B	Array GCD dp, greedy, number theory	2300	x2059
622E	Ants in Leaves dfs and similar, greedy, sortings, trees	2200	x2019
620E	New Year Tree bitmasks, data structures, trees	2100	x5367
620D	Professor GukiZ and Two Arrays binary search, two pointers	2200	x1668
618D	Hamiltonian Spanning Tree dfs and similar, dp, graph matchings, greedy, trees	2200	x1700
617E	XOR and Favorite Number data structures	2200	x8082
616E	Sum of Remainders implementation, math, number theory	2200	x2782
615E	Hexagons binary search, implementation, math	2100	x968
612E	Square Root of Permutation combinatorics, constructive algorithms, dfs and similar, graphs, math	2200	x1620
610D	Vika and Segments constructive algorithms, data structures, geometry, two pointers	2300	x1463
609E	Minimum spanning tree for each edge data structures, dfs and similar, dsu, graphs, trees	2100	x7393
603C	Lieges of Legendre games, math	2200	x1815
601C	Kleofáš and the n-thlon dp, math, probabilities	2300	x1294
601B	Lipshitz Sequence data structures, math	2100	x2269
600E	Lomsat gelral data structures, dfs and similar, dsu, trees	2300	x13049
598C	Nearest vectors geometry, sortings	2300	x4238