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Problemset

2,031 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
1945H	GCD is Greater brute force data structures math number theory	2600	971
1942D	Learning to Paint binary search data structures dfs and similar dp greedy implementation sortings	2100	3.4k
1942F	Farmer John's Favorite Function brute force data structures implementation math	2700	1k
1942H	Farmer John's Favorite Intern data structures dp flows trees	3500	262
1941E	Rudolf and k Bridges binary search data structures dp two pointers	1600	12.2k
1940C	Burenka and Pether *special data structures dfs and similar divide and conquer dsu graphs sortings trees	unrated	44
1940D	Almost Certainly *special constructive algorithms data structures sortings	unrated	177
1936B	Pinball binary search data structures implementation math two pointers	2000	3.6k
1936C	Pokémon Arena data structures graphs greedy implementation shortest paths sortings	2400	1.8k
1936D	Bitwise Paradox binary search bitmasks data structures greedy two pointers	3100	705
1935C	Messenger in MAC binary search brute force constructive algorithms data structures dp greedy sortings	1800	9.9k
1935E	Distance Learning Courses in MAC bitmasks brute force data structures greedy math	2400	1.7k
1935F	Andrey's Tree binary search constructive algorithms data structures dfs and similar dsu greedy implementation trees	2800	634
1932C	LR-remainders brute force data structures implementation math two pointers	1400	19.3k
1932F	Feed Cats data structures dp sortings	1900	5.9k
1930C	Lexicographically Largest binary search constructive algorithms data structures greedy sortings	1700	8.2k
1930G	Prefix Max Set Counting data structures dp trees	3100	531
1929F	Sasha and the Wedding Binary Search Tree brute force combinatorics data structures dfs and similar math trees	2300	2.4k
1928D	Lonely Mountain Dungeons brute force data structures greedy math ternary search	1900	5.3k
1928F	Digital Patterns combinatorics data structures implementation math	2900	479
1927D	Find the Different Ones! binary search brute force data structures dp dsu greedy two pointers	1300	35.3k
1927F	Microcycle data structures dfs and similar dsu graphs greedy implementation sortings trees	1900	5.6k
1927G	Paint Charges data structures dp greedy math	2300	2k
1926E	Vlad and an Odd Ordering binary search bitmasks data structures dp implementation math number theory	1500	15.2k
1924B	Space Harbour data structures implementation math sortings	2100	3.4k
1923D	Slimes binary search constructive algorithms data structures greedy two pointers	1800	8.5k
1923E	Count Paths data structures dfs and similar dp dsu graphs trees	2000	5.3k
1922D	Berserk Monsters brute force data structures dsu implementation math	1900	6.9k
1921D	Very Different Array data structures greedy sortings two pointers	1100	24.6k
1921F	Sum of Progression brute force data structures dp implementation math	1900	5.2k
1921G	Mischievous Shooter brute force data structures divide and conquer dp implementation	2200	1.5k
1920F1	Smooth Sailing (Easy Version) binary search brute force data structures dfs and similar dsu graphs shortest paths	2500	1.3k
1920F2	Smooth Sailing (Hard Version) binary search data structures dsu geometry graphs trees	3000	668
1919C	Grouping Increases data structures dp greedy	1400	30.2k
1919D	01 Tree constructive algorithms data structures dsu greedy sortings trees	2100	4.6k
1919F1	Wine Factory (Easy Version) data structures greedy	2300	2.6k
1919F2	Wine Factory (Hard Version) data structures dp flows greedy matrices	2800	1.2k
1918B	Minimize Inversions constructive algorithms data structures greedy implementation sortings	900	27.5k
1918D	Blocking Elements binary search data structures dp implementation two pointers	1900	6.4k
1917B	Erase First or Second Letter brute force combinatorics data structures dp strings	1100	38.7k
1917D	Yet Another Inversions Problem combinatorics data structures dp implementation math number theory	2300	2.1k
1916E	Happy Life in University data structures dfs and similar greedy trees	2300	2.7k
1915E	Romantic Glasses data structures greedy math	1300	36.7k
1915F	Greetings data structures divide and conquer sortings	1500	23.5k
1914G2	Light Bulbs (Hard Version) combinatorics data structures dfs and similar dp graphs hashing	2300	1.9k
1913D	Array Collapse data structures divide and conquer dp trees	2100	4.3k
1913F	Palindromic Problem binary search data structures hashing string suffix structures strings	2800	583
1912A	Accumulator Apex data structures implementation sortings	1900	3.1k
1912G	Great City Saint Petersburg data structures	2400	589
1910H	Sum of Digits of Sums *special binary search data structures	2400	112
1909C	Heavy Intervals constructive algorithms data structures dsu greedy math sortings	1400	13.4k
1909H	Parallel Swaps Sort constructive algorithms data structures	3500	115
1907B	YetnotherrokenKeoard data structures implementation strings	1000	31k
1906F	Maximize The Value data structures sortings	2100	1.8k
1905D	Cyclic MEX data structures implementation math two pointers	2000	4.8k
1905F	Field Should Not Be Empty brute force data structures divide and conquer	2600	796
1904C	Array Game binary search brute force data structures sortings two pointers	1400	25.2k
1904D2	Set To Max (Hard Version) constructive algorithms data structures divide and conquer greedy implementation sortings	1800	5.8k
1904E	Tree Queries data structures dfs and similar graphs implementation trees	2500	1.4k
1904F	Beautiful Tree data structures dfs and similar graphs implementation trees	2800	581
1903F	Babysitting 2-sat binary search data structures graphs trees	2500	976
1902D	Robot Queries binary search data structures dp implementation	1900	5.4k
1902E	Collapsing Strings data structures strings trees	1900	5.9k
1902F	Trees and XOR Queries Again data structures dfs and similar divide and conquer graphs implementation math trees	2400	1.5k
1900F	Local Deletions binary search data structures implementation	2800	370
1899G	Unusual Entertainment data structures dfs and similar dsu shortest paths sortings trees two pointers	1900	4.1k
1898E	Sofia and Strings data structures greedy sortings strings two pointers	2200	2.8k
1896D	Ones and Twos binary search data structures divide and conquer math two pointers	1700	7.1k
1896E	Permutation Sorting data structures sortings	2100	2.8k
1895D	XOR Construction bitmasks constructive algorithms data structures math string suffix structures trees	1900	7.2k
1895E	Infinite Card Game binary search brute force data structures dfs and similar dp dsu games graphs greedy sortings two pointers	2300	1.9k
1895G	Two Characters, Two Colors binary search data structures dp flows greedy	3100	405
1893D	Colorful Constructive constructive algorithms data structures greedy	2600	1.1k
1891F	A Growing Tree data structures dfs and similar trees	2000	4.9k
1889C1	Doremy's Drying Plan (Easy Version) brute force data structures dp greedy sortings	2000	4k
1889C2	Doremy's Drying Plan (Hard Version) data structures dp	2600	1.2k
1889F	Doremy's Average Tree data structures dp greedy trees	3500	208
1887C	Minimum Array binary search brute force constructive algorithms data structures greedy hashing two pointers	2400	2.3k
1887D	Split binary search data structures divide and conquer dsu math trees two pointers	2700	1.3k
1886D	Monocarp and the Set combinatorics data structures math	2100	4.3k
1886F	Diamond Theft data structures greedy	3300	261
1884C	Medium Design brute force data structures dp greedy sortings	1700	7.5k
1883D	In Love data structures greedy	1500	14.8k
1883F	You Are So Beautiful data structures	1400	12.1k
1881G	Anya and the Mysterious String binary search data structures	2000	3k
1879F	Last Man Standing brute force data structures number theory	2800	652
1878D	Reverse Madness data structures greedy	1600	10.3k
1878E	Iva & Pav binary search bitmasks data structures greedy	1400	22.3k
1878G	wxhtzdy ORO Tree binary search bitmasks brute force data structures dfs and similar implementation trees	2300	1.5k
1876E	Ball-Stackable constructive algorithms data structures dp trees	3300	373
1876G	Clubstep binary search brute force data structures greedy trees	3500	295
1872E	Data Structures Fan binary search bitmasks data structures dp	1500	22.5k
1870C	Colorful Table binary search data structures dp implementation math two pointers	1300	13.3k
1870G	MEXanization data structures	3300	430
1870H	Standard Graph Problem data structures graphs greedy trees	3500	127
1868F	LIS? data structures greedy implementation	3500	140
1867C	Salyg1n and the MEX Game constructive algorithms data structures games greedy interactive	1300	12.8k
1866F	Freak Joker Process binary search data structures sortings	3100	201
1866G	Grouped Carriages binary search data structures dp flows greedy	2100	2.3k
1866K	Keen Tree Calculation binary search data structures dp geometry graphs implementation trees	2500	585

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