Problemset - Codeforces

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Educational Codeforces Round 165 (Rated for Div. 2)
38:05:45
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Problems

#	Name
1822A	TubeTube Feed brute force, implementation	800	x23569
1365A	Matrix Game games, greedy, implementation	1100	x23533
1326B	Maximums implementation, math	900	x23454
272A	Dima and Friends implementation, math	1000	x23452
1809A	Garland implementation	800	x23386
680B	Bear and Finding Criminals constructive algorithms, implementation	1000	x23333
1506C	Double-ended Strings brute force, implementation, strings	1000	x23292
1430C	Numbers on Whiteboard constructive algorithms, data structures, greedy, implementation, math	1000	x23277
1795A	Two Towers brute force, implementation, strings	800	x23212
1946A	Median of an Array greedy, implementation, sortings	800	x23111
1923A	Moving Chips greedy, implementation	800	x23057
1907B	YetnotherrokenKeoard data structures, implementation, strings	1000	x23038
1856B	Good Arrays implementation, math	900	x23021
1005A	Tanya and Stairways implementation	800	x23008
1790C	Premutation brute force, implementation, math	1000	x22872
1674C	Infinite Replacement combinatorics, implementation, strings	1000	x22872
1363B	Subsequence Hate implementation, strings	1400	x22847
404A	Valera and X implementation	1000	x22814
1351A	A+B (Trial Problem) implementation	800	x22813
1744B	Even-Odd Increments implementation, math	800	x22744
1926C	Vlad and a Sum of Sum of Digits dp, implementation	1200	x22727
1598A	Computer Game brute force, dfs and similar, dp, implementation	800	x22722
1334A	Level Statistics implementation, math	1200	x22609
165A	Supercentral Point implementation	1000	x22533
651A	Joysticks dp, greedy, implementation, math	1100	x22474
1647A	Madoka and Math Dad implementation, math	800	x22442
1362A	Johnny and Ancient Computer implementation	1000	x22426
285C	Building Permutation greedy, implementation, sortings	1200	x22417
1955B	Progressive Square constructive algorithms, data structures, implementation, sortings	1000	x22415
1616A	Integer Diversity implementation	800	x22411
1739A	Immobile Knight implementation	800	x22282
1760D	Challenging Valleys implementation, two pointers	1000	x22273
1005B	Delete from the Left brute force, implementation, strings	900	x22265
1618B	Missing Bigram implementation	800	x22257
1453A	Cancel the Trains implementation	800	x22207
1365C	Rotation Matching constructive algorithms, data structures, greedy, implementation	1400	x22194
1913A	Rating Increase implementation	800	x22188
999A	Mishka and Contest brute force, implementation	800	x22188
1300B	Assigning to Classes greedy, implementation, sortings	1000	x22184
1705B	Mark the Dust Sweeper constructive algorithms, greedy, implementation	900	x22146
483A	Counterexample brute force, implementation, math, number theory	1100	x22136
1694A	Creep greedy, implementation	800	x22102
294A	Shaass and Oskols implementation, math	800	x22080
1511C	Yet Another Card Deck brute force, data structures, implementation, trees	1100	x22062
1406B	Maximum Product brute force, dp, greedy, implementation, sortings	1200	x22012
1857B	Maximum Rounding greedy, implementation, math	1100	x21987
1918B	Minimize Inversions constructive algorithms, data structures, greedy, implementation, sortings	900	x21949
1749A	Cowardly Rooks greedy, implementation	800	x21949
501A	Contest implementation	900	x21919
300A	Array brute force, constructive algorithms, implementation	1100	x21843
1176A	Divide it! brute force, greedy, implementation	800	x21817
1709B	Also Try Minecraft data structures, dp, implementation	900	x21797
716A	Crazy Computer implementation	800	x21756
129A	Cookies implementation	900	x21691
1B	Spreadsheet implementation, math	1600	x21658
1713A	Traveling Salesman Problem geometry, greedy, implementation	800	x21640
1900A	Cover in Water constructive algorithms, greedy, implementation, strings	800	x21561
535B	Tavas and SaDDas bitmasks, brute force, combinatorics, implementation	1100	x21561
1721B	Deadly Laser implementation	1000	x21514
205A	Little Elephant and Rozdil brute force, implementation	900	x21464
1146A	Love "A" implementation, strings	800	x21398
248A	Cupboards implementation	800	x21358
1061A	Coins greedy, implementation, math	800	x21291
1207A	There Are Two Types Of Burgers brute force, greedy, implementation, math	800	x21289
1937A	Shuffle Party implementation, math	800	x21248
1333B	Kind Anton greedy, implementation	1100	x21213
1228A	Distinct Digits brute force, implementation	800	x21196
1620A	Equal or Not Equal constructive algorithms, dsu, implementation	800	x21188
1294B	Collecting Packages implementation, sortings	1200	x21188
1691B	Shoe Shuffling constructive algorithms, greedy, implementation, two pointers	1000	x21168
1095B	Array Stabilization implementation	900	x21154
1613B	Absent Remainder greedy, implementation, sortings	1000	x21153
1006A	Adjacent Replacements implementation	800	x21143
1108A	Two distinct points implementation	800	x21118
1669D	Colorful Stamp implementation	1100	x20996
1230A	Dawid and Bags of Candies brute force, implementation	800	x20959
1405B	Array Cancellation constructive algorithms, implementation	1000	x20956
1454C	Sequence Transformation greedy, implementation	1200	x20948
1406A	Subset Mex greedy, implementation, math	900	x20921
1285B	Just Eat It! dp, greedy, implementation	1300	x20915
1845B	Come Together geometry, implementation, math	900	x20826
1555C	Coin Rows brute force, constructive algorithms, dp, implementation	1300	x20814
1850E	Cardboard for Pictures binary search, geometry, implementation, math	1100	x20672
1300A	Non-zero implementation, math	800	x20665
1698B	Rising Sand constructive algorithms, greedy, implementation	800	x20637
1141B	Maximal Continuous Rest implementation	900	x20617
746A	Compote implementation, math	800	x20559
913A	Modular Exponentiation implementation, math	900	x20538
38A	Army implementation	800	x20481
1015A	Points in Segments implementation	800	x20465
1841B	Keep it Beautiful implementation	1000	x20448
1644B	Anti-Fibonacci Permutation brute force, constructive algorithms, implementation	800	x20435
1494A	ABC String bitmasks, brute force, implementation	900	x20386
1426B	Symmetric Matrix implementation	900	x20336
1499B	Binary Removals brute force, dp, greedy, implementation	1000	x20226
1933C	Turtle Fingers: Count the Values of k brute force, implementation, math, number theory	1100	x20221
1619C	Wrong Addition implementation	1200	x20217
1287A	Angry Students greedy, implementation	800	x20168
1371C	A Cookie for You greedy, implementation, math	1300	x20150
514B	Han Solo and Lazer Gun brute force, data structures, geometry, implementation, math	1400	x20140