Problemset - Codeforces

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Educational Codeforces Round 167 (Rated for Div. 2)
21:07:03
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Problems

#	Name
1689A	Lex String brute force, greedy, implementation, sortings, two pointers	800	x16448
1688B	Patchouli's Magical Talisman bitmasks, constructive algorithms, greedy, sortings	800	x17990
1686B	Odd Subarrays dp, greedy	800	x18022
1686A	Everything Everywhere All But One greedy	800	x20271
1682A	Palindromic Indices greedy, strings	800	x19115
1681A	Game with Cards games, greedy	800	x20819
1679A	AvtoBus brute force, greedy, math, number theory	900	x22630
1676D	X-Sum brute force, greedy, implementation	1000	x24414
1676C	Most Similar Words brute force, greedy, implementation, implementation, math, strings	800	x29213
1676B	Equal Candies greedy, math, sortings	800	x46180
1675B	Make It Increasing greedy, implementation	900	x25486
1675A	Food for Animals greedy, math	800	x32009
1673A	Subtle Substring Subtraction games, greedy, strings	800	x18288
1670A	Prof. Slim greedy, implementation, sortings	800	x15286
1669C	Odd/Even Increments greedy, greedy, implementation, math	800	x33468
1668B	Social Distance greedy, math, sortings	900	x16406
1666D	Deletive Editing greedy	900	x7319
1665B	Array Cloning Technique constructive algorithms, greedy, sortings	900	x19238
1661A	Array Balancing greedy, math	800	x18251
1660A	Vasya and Coins greedy, math	800	x35370
1659A	Red Versus Blue constructive algorithms, greedy, implementation, math	1000	x17492
1657B	XY Sequence greedy	800	x22660
1654A	Maximum Cake Tastiness brute force, greedy, implementation, sortings	800	x18478
1651B	Prove Him Wrong constructive algorithms, greedy	800	x19424
1646B	Quality vs Quantity brute force, constructive algorithms, greedy, sortings, two pointers	800	x20967
1642B	Power Walking greedy	900	x16710
1638A	Reverse constructive algorithms, greedy, math	800	x21271
1635B	Avoid Local Maximums greedy	800	x17852
1635A	Min Or Sum bitmasks, greedy	800	x22454
1634A	Reverse and Concatenate greedy, strings	800	x23728
1633B	Minority greedy	800	x27451
1631A	Min Max Swap greedy	800	x28777
1629B	GCD Arrays greedy, math, number theory	800	x23120
1629A	Download More RAM brute force, greedy, sortings	800	x28676
1625A	Ancient Civilization bitmasks, greedy, math	800	x17046
1622B	Berland Music data structures, greedy, math, sortings	1000	x20679
1620B	Triangles on a Rectangle geometry, greedy, math	1000	x20095
1617A	Forbidden Subsequence constructive algorithms, greedy, sortings, strings	800	x16148
1615A	Closing The Gap greedy, math	800	x20600
1614A	Divan and a Store brute force, constructive algorithms, greedy	800	x23123
1613B	Absent Remainder greedy, implementation, sortings	1000	x21322
1612B	Special Permutation constructive algorithms, greedy	900	x16984
1609A	Divide and Multiply greedy, implementation, math, number theory	900	x16791
1605B	Reverse Sort greedy, sortings	1000	x17781
1604A	Era greedy	800	x21244
1593C	Save More Mice binary search, greedy, greedy	1000	x24314
1593B	Make it Divisible by 25 dfs and similar, dp, greedy, math, math	900	x25823
1592A	Gamer Hemose binary search, greedy, math, sortings	800	x21777
1585B	Array Eversion greedy	900	x14893
1584C	Two Arrays greedy, math, sortings	900	x16113
1584B	Coloring Rectangles greedy, math	1000	x13176
1579E1	Permutation Minimization by Deque constructive algorithms, greedy, math	1000	x21094
1573A	Countdown greedy	800	x20977
1567B	MEXor Mixup bitmasks, greedy	1000	x22039
1566C	MAX-MEX Cut bitmasks, constructive algorithms, dp, greedy	1000	x17194
1566B	MIN-MEX Cut bitmasks, constructive algorithms, dp, greedy	800	x19264
1566A	Median Maximization binary search, greedy, math	800	x22912
1562A	The Miracle and the Sleeper greedy, math	800	x25248
1559B	Mocha and Red and Blue dp, greedy	900	x22139
1554A	Cherry greedy	800	x28819
1551B1	Wonderful Coloring - 1 greedy, strings	800	x28834
1551A	Polycarp and Coins greedy, math	800	x49246
1550B	Maximum Cost Deletion greedy, math	1000	x25947
1550A	Find The Array greedy, math	800	x27784
1549B	Gregor and the Pawn Game dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation	800	x23962
1547B	Alphabetical Strings greedy, implementation, strings	800	x26105
1546A	AquaMoon and Two Arrays brute force, greedy	800	x18129
1543B	Customising the Track combinatorics, greedy, math	900	x22806
1543A	Exciting Bets greedy, math, number theory	900	x26972
1541A	Pretty Permutations constructive algorithms, greedy, implementation	800	x29122
1539A	Contest Start combinatorics, geometry, greedy, math	1000	x19745
1538B	Friends and Candies greedy, math	800	x31314
1538A	Stone Game brute force, dp, greedy	800	x36108
1537B	Bad Boy constructive algorithms, greedy, math	900	x28623
1537A	Arithmetic Array greedy, math	800	x36480
1535B	Array Reodering brute force, greedy, math, number theory, sortings	900	x29900
1530A	Binary Decimal greedy, math	800	x20834
1529A	Eshag Loves Big Arrays constructive algorithms, greedy, math	800	x29516
1525B	Permutation Sort constructive algorithms, greedy	900	x24354
1517A	Sum of 2050 greedy, math	800	x25192
1516A	Tit for Tat greedy	800	x23196
1515A	Phoenix and Gold constructive algorithms, greedy, math	800	x20085
1511A	Review Site greedy	800	x27278
1499B	Binary Removals brute force, dp, greedy, implementation	1000	x20402
1497A	Meximization brute force, data structures, greedy, sortings	800	x24000
1496A	Split it! brute force, constructive algorithms, greedy, strings	900	x20408
1493A	Anti-knapsack constructive algorithms, greedy	800	x19159
1491A	K-th Largest Value brute force, greedy, implementation	800	x18083
1490A	Dense Array greedy, math	800	x30818
1486A	Shifting Stacks greedy, implementation	900	x25007
1485A	Add and Divide brute force, greedy, math, number theory	1000	x21315
1481A	Space Navigation greedy, strings	800	x24714
1480B	The Great Hero greedy, implementation, sortings	900	x16995
1480A	Yet Another String Game games, greedy, strings	800	x25547
1478A	Nezzar and Colorful Balls brute force, greedy	800	x25839
1476A	K-divisible Sum binary search, constructive algorithms, greedy, math	1000	x35724
1474B	Different Divisors binary search, constructive algorithms, greedy, math, number theory	1000	x27126
1474A	Puzzle From the Future greedy	800	x22241
1473A	Replacing Elements greedy, implementation, math, sortings	800	x33064
1472B	Fair Division dp, greedy, math	800	x48310