Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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Problems

#	Name
1950D	Product of Binary Decimals brute force, dp, implementation, number theory	1100	x19319
1948B	Array Fix brute force, dp, greedy, implementation	1100	x20000
1946B	Maximum Sum dp, greedy, math	1100	x17390
1944B	Equal XOR bitmasks, constructive algorithms	1100	x13871
1942B	Bessie and MEX constructive algorithms, math	1100	x11936
1933C	Turtle Fingers: Count the Values of k brute force, implementation, math, number theory	1100	x20168
1932B	Chaya Calendar number theory	1100	x18094
1923B	Monsters Attack! dp, greedy, implementation	1100	x15958
1921D	Very Different Array data structures, greedy, sortings, two pointers	1100	x19820
1920B	Summation Game games, greedy, math, sortings	1100	x19100
1917B	Erase First or Second Letter brute force, combinatorics, data structures, dp, strings	1100	x19181
1914C	Quests greedy, math	1100	x20490
1910A	Username *special problem, implementation	1100	x1532
1905B	Begginer's Zelda greedy, trees	1100	x15137
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12674
1902B	Getting Points binary search, brute force, greedy	1100	x13218
1901B	Chip and Ribbon greedy, math	1100	x13904
1899C	Yarik and Array dp, greedy, two pointers	1100	x17912
1899B	250 Thousand Tons of TNT brute force, implementation, number theory	1100	x17895
1891B	Deja Vu brute force, math, sortings	1100	x15585
1884B	Haunted House binary search, greedy, math, two pointers	1100	x11590
1873E	Building an Aquarium binary search, sortings	1100	x22607
1872C	Non-coprime Split math, number theory	1100	x21828
1869B	2D Traveling geometry, math, shortest paths, sortings	1100	x14262
1867B	XOR Palindromes bitmasks, constructive algorithms, strings	1100	x15724
1864B	Swap and Reverse constructive algorithms, greedy, sortings, strings	1100	x14712
1863C	MEX Repetition implementation, math	1100	x13305
1863B	Split Sort greedy, math, sortings	1100	x14521
1862C	Flower City Fence binary search, data structures, implementation, sortings	1100	x19543
1857B	Maximum Rounding greedy, implementation, math	1100	x21978
1850E	Cardboard for Pictures binary search, geometry, implementation, math	1100	x20627
1842B	Tenzing and Books bitmasks, greedy, math	1100	x15538
1840B	Binary Cafe bitmasks, combinatorics, math	1100	x21402
1839B	Lamps greedy, sortings	1100	x14441
1838B	Minimize Permutation Subarrays constructive algorithms, math	1100	x15775
1836B	Astrophysicists greedy, math	1100	x12242
1832B	Maximum Sum brute force, sortings, two pointers	1100	x19482
1829E	The Lakes dfs and similar, dsu, graphs, implementation	1100	x18071
1827A	Counting Orders combinatorics, math, sortings, two pointers	1100	x17371
1826B	Lunatic Never Content math, number theory	1100	x15621
1821B	Sort the Subarray brute force, greedy	1100	x16820
1820B	JoJo's Incredible Adventures math, strings, two pointers	1100	x13270
1811C	Restore the Array constructive algorithms, greedy	1100	x18810
1807G2	Subsequence Addition (Hard Version) bitmasks, dp, greedy, implementation, sortings	1100	x17581
1807G1	Subsequence Addition (Easy Version) brute force, data structures, dp, greedy, implementation, sortings	1100	x17766
1800C2	Powering the Hero (hard version) data structures, greedy	1100	x21210
1797B	Li Hua and Pattern constructive algorithms, greedy	1100	x14418
1793B	Fedya and Array constructive algorithms, math	1100	x15186
1791G1	Teleporters (Easy Version) greedy, sortings	1100	x20329
1791E	Negatives and Positives dp, greedy, sortings	1100	x25357
1788B	Sum of Two Numbers constructive algorithms, greedy, implementation, math, probabilities	1100	x19181
1787B	Number Factorization greedy, math, number theory	1100	x12651
1783B	Matrix of Differences constructive algorithms, math	1100	x17115
1780B	GCD Partition brute force, greedy, math, number theory	1100	x16470
1762B	Make Array Good constructive algorithms, implementation, number theory, sortings	1100	x16151
1760E	Binary Inversions data structures, greedy, math	1100	x19100
1759C	Thermostat greedy, math, shortest paths	1100	x16941
1743C	Save the Magazines constructive algorithms, dp, greedy	1100	x18601
1742D	Coprime brute force, greedy, number theory	1100	x21432
1741C	Minimize the Thickness brute force, greedy, math, two pointers	1100	x17153
1739B	Array Recovery constructive algorithms, greedy, math	1100	x21347
1731B	Kill Demodogs greedy, math	1100	x16669
1729C	Jumping on Tiles constructive algorithms, strings	1100	x19332
1726B	Mainak and Interesting Sequence bitmasks, constructive algorithms, math	1100	x14598
1722D	Line greedy, sortings	1100	x22148
1717B	Madoka and Underground Competitions constructive algorithms, implementation	1100	x14461
1712C	Sort Zero greedy, sortings	1100	x19182
1708B	Difference of GCDs constructive algorithms, math	1100	x19416
1706B	Making Towers dp, greedy, math	1100	x16190
1703D	Double Strings brute force, data structures, strings	1100	x24201
1702C	Train and Queries data structures, greedy	1100	x21427
1700B	Palindromic Numbers constructive algorithms, implementation, math	1100	x18223
1692D	The Clock brute force, implementation	1100	x18655
1685A	Circular Local MiniMax constructive algorithms, greedy, sortings	1100	x16439
1682B	AND Sorting bitmasks, constructive algorithms, sortings	1100	x17093
1676E	Eating Queries binary search, greedy, sortings	1100	x24487
1675C	Detective Task implementation	1100	x17690
1673B	A Perfectly Balanced String? brute force, greedy, strings	1100	x14225
1672C	Unequal Array constructive algorithms, greedy, implementation	1100	x12901
1670B	Dorms War brute force, implementation, strings	1100	x12398
1669F	Eating Candies binary search, data structures, greedy, two pointers	1100	x22877
1669D	Colorful Stamp implementation	1100	x20975
1656B	Subtract Operation data structures, greedy, math, two pointers	1100	x17579
1638B	Odd Swap Sort data structures, math, sortings	1100	x20360
1637B	MEX and Array brute force, dp, greedy, math	1100	x14599
1633C	Kill the Monster brute force, math	1100	x19580
1631B	Fun with Even Subarrays dp, greedy	1100	x19246
1626B	Minor Reduction greedy, strings	1100	x22284
1625B	Elementary Particles brute force, greedy, sortings	1100	x15839
1624C	Division by Two and Permutation constructive algorithms, flows, graph matchings, greedy, math	1100	x23968
1623B	Game on Ranges brute force, dfs and similar, implementation, sortings	1100	x13889
1618C	Paint the Array math	1100	x21336
1616B	Mirror in the String greedy, strings	1100	x19056
1610B	Kalindrome Array greedy, two pointers	1100	x14693
1609B	William the Vigilant implementation, strings	1100	x11492
1606B	Update Files greedy, implementation, math	1100	x18194
1604B	XOR Specia-LIS-t	1100	x15428
1602B	Divine Array constructive algorithms, implementation	1100	x13810
1594B	Special Numbers bitmasks, math	1100	x18766
1593D1	All are Same math, number theory	1100	x19528

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