Problemset - Codeforces

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Codeforces Round (Div. 2)
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Problems

#	Name
1063B	Labyrinth graphs, shortest paths	1800	x7417
1062D	Fun with Integers dfs and similar, graphs, implementation, math	1800	x3951
1042D	Petya and Array data structures, divide and conquer, two pointers	1800	x6203
1038D	Slime dp, greedy, implementation	1800	x8364
1034A	Enlarge GCD number theory	1800	x8696
1030D	Vasya and Triangle geometry, number theory	1800	x5941
1016D	Vasya And The Matrix constructive algorithms, flows, math	1800	x4691
1016C	Vasya And The Mushrooms dp, implementation	1800	x3698
1010C	Border number theory	1800	x4838
1010B	Rocket binary search, interactive	1800	x5184
1005E1	Median on Segments (Permutations Edition) sortings	1800	x3892
1002C2	Distinguish zero state and plus state without errors	1800	x267
991E	Bus Number brute force, combinatorics, math	1800	x3492
989C	A Mist of Florescence constructive algorithms, graphs	1800	x3796
988D	Points and Powers of Two brute force, math	1800	x7265
986B	Petr and Permutations combinatorics, math	1800	x4647
983B	XOR-pyramid dp	1800	x5501
979B	Treasure Hunt greedy	1800	x4413
963A	Alternating Sum math, number theory	1800	x3297
958F2	Lightsabers (medium) binary search, two pointers	1800	x1231
952D	I'm Feeling Lucky! probabilities	1800	x2443
946D	Timetable dp	1800	x4408
939E	Maximize! binary search, greedy, ternary search, two pointers	1800	x3117
933A	A Twisty Movement dp	1800	x4962
926B	Add Points math, number theory	1800	x1673
923C	Perfect Security data structures, greedy, strings, trees	1800	x4271
922D	Robot Vacuum Cleaner greedy, sortings	1800	x4356
917A	The Monster dp, greedy, implementation, math	1800	x3511
914C	Travelling Salesman and Special Numbers brute force, combinatorics, dp	1800	x3741
913D	Too Easy Problems binary search, brute force, data structures, greedy, sortings	1800	x4733
911D	Inversion Counting brute force, math	1800	x4594
909C	Python Indentation dp	1800	x4900
899D	Shovel Sale constructive algorithms, math	1800	x2753
894B	Ralph And His Magic Field combinatorics, constructive algorithms, math, number theory	1800	x4464
888E	Maximum Subsequence bitmasks, divide and conquer, meet-in-the-middle	1800	x7223
883K	Road Widening constructive algorithms, greedy, implementation	1800	x1096
883H	Palindromic Cut brute force, implementation, strings	1800	x1614
873D	Merge Sort constructive algorithms, divide and conquer	1800	x3139
869C	The Intriguing Obsession combinatorics, dp, math	1800	x4696
863D	Yet Another Array Queries Problem data structures, implementation	1800	x3246
863C	1-2-3 graphs, implementation	1800	x2493
853B	Jury Meeting greedy, sortings, two pointers	1800	x2522
847K	Travel Cards greedy, implementation, sortings	1800	x1683
847E	Packmen binary search, dp	1800	x2964
847C	Sum of Nestings constructive algorithms	1800	x2367
846F	Random Query data structures, math, probabilities, two pointers	1800	x2253
846C	Four Segments brute force, data structures, dp	1800	x2673
846B	Math Show brute force, greedy	1800	x2513
845D	Driving Test data structures, dp, greedy	1800	x2375
830A	Office Keys binary search, brute force, dp, greedy, sortings	1800	x7003
827B	High Load constructive algorithms, greedy, implementation, trees	1800	x3512
822D	My pretty girl Noora brute force, dp, greedy, math, number theory	1800	x3086
813B	The Golden Age brute force, math	1800	x3918
802B	Heidi and Library (medium) data structures, greedy	1800	x1120
802A	Heidi and Library (easy) greedy	1800	x1368
799C	Fountains binary search, data structures, implementation	1800	x3766
794C	Naming Company games, greedy, sortings	1800	x3113
784C	INTERCALC *special problem, implementation	1800	x726
778B	Bitwise Formula bitmasks, brute force, dfs and similar, expression parsing, implementation	1800	x2312
777D	Cloud of Hashtags binary search, greedy, implementation, strings	1800	x4985
776C	Molly's Chemicals binary search, brute force, data structures, implementation, math	1800	x5903
772B	Volatile Kite geometry	1800	x3305
772A	Voltage Keepsake binary search, math	1800	x4350
768C	Jon Snow and his Favourite Number brute force, dp, implementation, sortings	1800	x3803
747D	Winter Is Coming dp, greedy, sortings	1800	x3248
743D	Chloe and pleasant prizes dfs and similar, dp, graphs, trees	1800	x4306
733C	Epidemic in Monstropolis constructive algorithms, dp, greedy, two pointers	1800	x3343
730B	Minimum and Maximum constructive algorithms, interactive	1800	x2452
730A	Toda 2 greedy, implementation	1800	x1571
727D	T-shirts Distribution constructive algorithms, flows, greedy	1800	x1857
725D	Contest Balloons data structures, greedy	1800	x2803
724C	Ray Tracing greedy, hashing, implementation, math, number theory, sortings	1800	x2139
721C	Journey dp, graphs	1800	x5859
706D	Vasiliy's Multiset binary search, bitmasks, data structures, trees	1800	x10029
700B	Connecting Universities dfs and similar, dp, graphs, trees	1800	x3951
691C	Exponential notation implementation, strings	1800	x2604
690E1	Photographs (I)	1800	x675
690D2	The Wall (medium) combinatorics	1800	x1246
687B	Remainders Game chinese remainder theorem, math, number theory	1800	x5842
683F	Reformat the String *special problem	1800	x146
683E	Hammer throwing *special problem	1800	x187
675D	Tree Construction data structures, trees	1800	x3785
671A	Recycling Bottles dp, geometry, greedy, implementation	1800	x4183
666A	Reberland Linguistics dp, implementation, strings	1800	x3477
665D	Simple Subset constructive algorithms, greedy, number theory	1800	x3479
663A	Rebus constructive algorithms, expression parsing, greedy, math	1800	x3296
652D	Nested Segments data structures, sortings	1800	x3968
652C	Foe Pairs combinatorics, sortings, two pointers	1800	x3220
645D	Robot Rapping Results Report binary search, dp, graphs	1800	x2885
641C	Little Artem and Dance brute force, constructive algorithms, implementation	1800	x3074
638D	Three-dimensional Turtle Super Computer brute force, dfs and similar, graphs	1800	x713
638C	Road Improvement *special problem, dfs and similar, graphs, greedy, trees	1800	x1630
630M	Turn geometry, math	1800	x1155
626D	Jerry's Protest brute force, combinatorics, dp, probabilities	1800	x2751
623A	Graph and String constructive algorithms, graphs	1800	x4470
612D	The Union of k-Segments greedy, sortings	1800	x3828
610C	Harmony Analysis constructive algorithms	1800	x2841
603B	Moodular Arithmetic combinatorics, dfs and similar, dsu, math, number theory	1800	x2576
600C	Make Palindrome constructive algorithms, greedy, strings	1800	x6106
592C	The Big Race math	1800	x3063