Problemset - Codeforces

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Codeforces Round 940 (Div. 2) and CodeCraft-23
2 days
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constructive algorithms

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Problems

#	Name
1754B	Kevin and Permutation constructive algorithms, greedy, math	800	x18443
1870A	MEXanized Array constructive algorithms, greedy, math	800	x18416
1461A	String Generation constructive algorithms, greedy	800	x18383
1719B	Mathematical Circus constructive algorithms, math	800	x18268
1891A	Sorting with Twos constructive algorithms, sortings	800	x18264
1688B	Patchouli's Magical Talisman bitmasks, constructive algorithms, greedy, sortings	800	x17822
1437A	Marketing Scheme brute force, constructive algorithms, greedy, math	800	x17810
1450A	Avoid Trygub constructive algorithms, sortings	800	x17467
1612A	Distance brute force, constructive algorithms	800	x17457
1810B	Candies constructive algorithms, math, number theory	800	x17097
1816A	Ian Visits Mary constructive algorithms, geometry, number theory	800	x16886
1797A	Li Hua and Maze constructive algorithms, flows, graphs, greedy, implementation	800	x16869
1750A	Indirect Sort constructive algorithms, implementation, math	800	x16718
1746B	Rebellion constructive algorithms, greedy, two pointers	800	x16685
1761A	Two Permutations brute force, constructive algorithms	800	x16666
1890B	Qingshan Loves Strings constructive algorithms, implementation	800	x16544
1088A	Ehab and another construction problem brute force, constructive algorithms	800	x16414
361A	Levko and Table constructive algorithms, implementation	800	x16151
1617A	Forbidden Subsequence constructive algorithms, greedy, sortings, strings	800	x16070
1443A	Kids Seating constructive algorithms, math	800	x16067
1823A	A-characteristic combinatorics, constructive algorithms, math	800	x15762
1704A	Two 0-1 Sequences constructive algorithms, greedy	800	x15751
1530B	Putting Plates constructive algorithms, implementation	800	x15568
1734B	Bright, Nice, Brilliant constructive algorithms	800	x15551
1672B	I love AAAB constructive algorithms, implementation	800	x15542
1763A	Absolute Maximization bitmasks, constructive algorithms, greedy, math	800	x15188
1104A	Splitting into digits constructive algorithms, implementation, math	800	x15152
1942A	Farmer John's Challenge constructive algorithms, math	800	x14983
1413A	Finding Sasuke constructive algorithms, math	800	x14574
595A	Vitaly and Night constructive algorithms, implementation	800	x14336
1305A	Kuroni and the Gifts brute force, constructive algorithms, greedy, sortings	800	x13719
1447A	Add Candies constructive algorithms, math	800	x13632
676A	Nicholas and Permutation constructive algorithms, implementation	800	x13614
854A	Fraction brute force, constructive algorithms, math	800	x13360
629A	Far Relative’s Birthday Cake brute force, combinatorics, constructive algorithms, implementation	800	x13079
1408A	Circle Coloring constructive algorithms	800	x12386
680A	Bear and Five Cards constructive algorithms, implementation	800	x12135
1081A	Definite Game constructive algorithms, math	800	x11870
932A	Palindromic Supersequence constructive algorithms	800	x10124
899A	Splitting in Teams constructive algorithms, greedy, math	800	x10067
421A	Pasha and Hamsters constructive algorithms, implementation	800	x5763
1773F	Football constructive algorithms	800	x3937
648B	Собери стол constructive algorithms, sortings	800	x1189
1335B	Construct the String constructive algorithms	900	x36837
1927B	Following the String constructive algorithms, greedy, strings	900	x29877
1559A	Mocha and Math bitmasks, constructive algorithms, math	900	x28220
1537B	Bad Boy constructive algorithms, greedy, math	900	x27766
1401A	Distance and Axis constructive algorithms, math	900	x26846
1433C	Dominant Piranha constructive algorithms, greedy	900	x26285
768A	Oath of the Night's Watch constructive algorithms, sortings	900	x26003
199A	Hexadecimal's theorem brute force, constructive algorithms, implementation, number theory	900	x24945
1525B	Permutation Sort constructive algorithms, greedy	900	x24134
1467A	Wizard of Orz constructive algorithms, greedy, math	900	x23819
1779B	MKnez's ConstructiveForces Task constructive algorithms, math	900	x22937
1617B	GCD Problem brute force, constructive algorithms, math, number theory	900	x22281
1705B	Mark the Dust Sweeper constructive algorithms, greedy, implementation	900	x22091
1918B	Minimize Inversions constructive algorithms, data structures, greedy, implementation, sortings	900	x21849
1747B	BAN BAN constructive algorithms	900	x21502
1879B	Chips on the Board constructive algorithms, greedy	900	x20983
1860A	Not a Substring constructive algorithms, strings	900	x20699
1430A	Number of Apartments brute force, constructive algorithms, math	900	x20429
1496A	Split it! brute force, constructive algorithms, greedy, strings	900	x20224
1436B	Prime Square constructive algorithms, math	900	x20183
1758B	XOR = Average constructive algorithms	900	x20028
1794B	Not Dividing constructive algorithms, greedy, math	900	x19194
1733B	Rule of League constructive algorithms, math	900	x19192
1699B	Almost Ternary Matrix bitmasks, constructive algorithms, matrices	900	x19117
1665B	Array Cloning Technique constructive algorithms, greedy, sortings	900	x18549
1869A	Make It Zero constructive algorithms	900	x18255
1775A2	Gardener and the Capybaras (hard version) constructive algorithms, greedy	900	x18232
1954A	Painting the Ribbon constructive algorithms, greedy, math	900	x17788
1806B	Mex Master constructive algorithms, greedy	900	x16982
1612B	Special Permutation constructive algorithms, greedy	900	x16848
670A	Holidays brute force, constructive algorithms, greedy, math	900	x16371
1093B	Letters Rearranging constructive algorithms, greedy, sortings, strings	900	x16064
1951A	Dual Trigger constructive algorithms, greedy, math	900	x15057
1818B	Indivisible constructive algorithms	900	x13965
11A	Increasing Sequence constructive algorithms, implementation, math	900	x12324
764B	Timofey and cubes constructive algorithms, implementation	900	x11581
814A	An abandoned sentiment from past constructive algorithms, greedy, implementation, sortings	900	x10233
801B	Valued Keys constructive algorithms, greedy, strings	900	x9999
246A	Buggy Sorting constructive algorithms, greedy, sortings	900	x9025
648A	Наибольший подъем constructive algorithms, implementation	900	x567
1521A	Nastia and Nearly Good Numbers constructive algorithms, math, number theory	1000	x35157
1476A	K-divisible Sum binary search, constructive algorithms, greedy, math	1000	x34806
766B	Mahmoud and a Triangle constructive algorithms, geometry, greedy, math, number theory, sortings	1000	x30847
1520C	Not Adjacent Matrix constructive algorithms	1000	x30491
688B	Lovely Palindromes constructive algorithms, math	1000	x30056
1326A	Bad Ugly Numbers constructive algorithms, number theory	1000	x29301
766A	Mahmoud and Longest Uncommon Subsequence constructive algorithms, strings	1000	x28615
118B	Present from Lena constructive algorithms, implementation	1000	x28198
1469A	Regular Bracket Sequence constructive algorithms, greedy	1000	x26406
1474B	Different Divisors binary search, constructive algorithms, greedy, math, number theory	1000	x26152
1490B	Balanced Remainders brute force, constructive algorithms, math	1000	x25506
1312B	Bogosort constructive algorithms, sortings	1000	x24314
1333A	Little Artem constructive algorithms	1000	x24054
1859B	Olya and Game with Arrays constructive algorithms, greedy, math, sortings	1000	x23984
1419D1	Sage's Birthday (easy version) binary search, constructive algorithms, greedy, sortings	1000	x23480
1916B	Two Divisors constructive algorithms, math, number theory	1000	x23350
680B	Bear and Finding Criminals constructive algorithms, implementation	1000	x23280