11,311/11,320 captured·📄 81 PDFs⊘ 0 skipped9 remaining100%

Problemset

667 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
2244C	Stepan and Permutation constructive algorithms dfs and similar dsu greedy math number theory sortings	unrated	15.6k
2244D	Yaroslav and Productivity constructive algorithms dp greedy math number theory	unrated	11.4k
2244E	Masha and the Garland data structures dp greedy implementation math number theory strings	unrated	7.6k
2242E	Product of Closures bitmasks brute force constructive algorithms greedy implementation math number theory	2200	1.4k
2241A	Divide and Conquer greedy math number theory	800	31.9k
2241E	Fair and Square combinatorics dp graphs math number theory trees	1600	5.8k
2241G	Summmon binary search data structures greedy implementation math number theory	2400	831
2238B	Crimson Triples dp math number theory	900	15.2k
2238D	Storming Arasaka greedy math number theory	1500	7.2k
2237G	Send GCDs communication constructive algorithms interactive math number theory	2900	416
2236F2	Elections in Saransk (hard version) combinatorics dp math number theory	2200	958
2234A	Euclid, Sequence and Two Numbers math number theory sortings	800	23.8k
2234D	XOR, Expression and Two Binary Numbers bitmasks divide and conquer dp math number theory	1500	8.6k
2233F	Shortest GCD Paths dp graphs math number theory shortest paths	2800	385
2232F	The Cake Is a Lie greedy math number theory	3000	297
2231F	Quadratic Jumps brute force constructive algorithms greedy math number theory	2600	787
2226B	Everything Everywhere greedy math number theory	900	14.5k
2226F	Inversion Invasion math number theory	2800	280
2223C	Zhily and Signpost chinese remainder theorem dfs and similar math number theory trees	2300	921
2219A	Grid L brute force constructive algorithms math number theory	1400	10.7k
2218D	The 67th OEIS Problem constructive algorithms greedy math number theory	1100	21.6k
2217C	Grid Covering chinese remainder theorem math number theory	1300	11.9k
2215B	RReeppeettiittiioonn binary search brute force implementation math number theory	2000	1.3k
2211E	Minimum Path Cover brute force dp greedy interactive math number theory trees	2500	1k
2206I	Growth Factor combinatorics dp math number theory	2900	226
2205G	Simons and Diophantus Equation bitmasks brute force data structures math number theory	3000	231
2204C	Spring math number theory	1000	19.6k
2204F	Sum of Fractions binary search brute force combinatorics data structures greedy math number theory two pointers	2200	1.3k
2201E	ABBA Counting fft math number theory strings	2900	300
2200E	Divisive Battle games greedy math number theory	1500	9.3k
2200H	Six Seven divide and conquer math number theory strings trees	2600	528
2195A	Sieve of Erato67henes math number theory	800	37.7k
2194C	Secret message bitmasks brute force dp math number theory	1300	11.6k
2193E	Product Queries dp math number theory shortest paths	1300	16.2k
2189D1	Little String (Easy Version) combinatorics dp greedy math number theory	1900	4.2k
2189D2	Little String (Hard Version) combinatorics dp greedy math number theory	2200	2.1k
2183E	LCM is Legendary Counting Master dp math number theory	2100	3k
2181H	Honey Cake brute force math number theory	1200	7.3k
2179C	Blackslex and Number Theory implementation math number theory sortings	1100	23.2k
2176F	Omega Numbers bitmasks combinatorics dp math number theory	2400	1.6k
2169D1	Removal of a Sequence (Easy Version) binary search implementation math number theory	1500	9k
2169D2	Removal of a Sequence (Hard Version) binary search divide and conquer greedy implementation math number theory	2100	2.4k
2167D	Yet Another Array Problem brute force implementation math number theory	1000	31.5k
2164B	Even Modulo Pair brute force math number theory	1000	20.1k
2158F1	Distinct GCDs (Easy Version) constructive algorithms graphs math number theory	2600	450
2158F2	Distinct GCDs (Hard Version) combinatorics constructive algorithms graphs math number theory	3000	287
2156C	Maximum GCD on Whiteboard greedy math number theory	1400	12.8k
2154C1	No Cost Too Great (Easy Version) greedy implementation math number theory	1400	14.2k
2154C2	No Cost Too Great (Hard Version) greedy math number theory	2000	5.7k
2153E	Zero Trailing Factorial brute force math number theory	2400	1k
2148G	Farmer John's Last Wish binary search data structures math number theory	1900	4.3k
2147G	Modular Tetration combinatorics math number theory	3100	799
2145F	Long Journey dfs and similar divide and conquer dp graphs greedy math matrices number theory	2500	1.1k
2144A	Cut the Array brute force constructive algorithms math number theory	800	22.3k
2140B	Another Divisibility Problem constructive algorithms math number theory	900	23.2k
2138E1	Determinant Construction (Easy Version) brute force constructive algorithms math matrices number theory	3100	270
2138E2	Determinant Construction (Hard Version) brute force constructive algorithms math matrices number theory	3100	197
2137B	Fun Permutation constructive algorithms math number theory	900	27.4k
2135E2	Beyond the Palindrome (Hard Version) combinatorics dp math number theory	3500	188
2134B	Add 0 or K constructive algorithms math number theory	1200	21.9k
2131C	Make it Equal math number theory	1100	22.3k
2131H	Sea, You & copriMe brute force constructive algorithms graphs greedy math number theory	2600	909
2126E	G-C-D, Unlucky! math number theory	1400	17.5k
2125B	Left and Down math number theory	900	28.4k
2125C	Count Good Numbers bitmasks combinatorics math number theory	1100	23.3k
2124C	Subset Multiplication constructive algorithms greedy math number theory	1300	16.3k
2123G	Modular Sorting brute force data structures greedy math number theory sortings	2100	3.3k
2118D2	Red Light, Green Light (Hard version) binary search brute force data structures dfs and similar dp graphs implementation math number theory	2200	2.6k
2117D	Retaliation binary search math number theory	1200	22.7k
2115A	Gellyfish and Flaming Peony constructive algorithms dp math number theory	1500	16.5k
2114F	Small Operations binary search brute force dfs and similar dp math number theory sortings	2000	5.6k
2114G	Build an Array brute force constructive algorithms dp greedy math number theory	2200	2.1k
2112E	Tree Colorings combinatorics dfs and similar dp graphs math number theory trees	2200	3.5k
2110F	Faculty brute force greedy math number theory	2400	1.9k
2109C1	Hacking Numbers (Easy Version) bitmasks constructive algorithms interactive math number theory	1500	11.8k
2109C2	Hacking Numbers (Medium Version) constructive algorithms interactive math number theory	1700	8.9k
2109C3	Hacking Numbers (Hard Version) constructive algorithms interactive math number theory	2600	3.3k
2104D	Array and GCD binary search greedy math number theory	1400	13.7k
2097C	Bermuda Triangle chinese remainder theorem geometry implementation math number theory	2400	1k
2094H	La Vaca Saturno Saturnita binary search brute force math number theory	1900	3.9k
2093C	Simple Repetition math number theory	1000	31.5k
2092A	Kamilka and the Sheep greedy math number theory sortings	800	28.7k
2092F	Andryusha and CCB brute force constructive algorithms greedy math number theory strings	2900	438
2091E	Interesting Ratio brute force math number theory two pointers	1300	20.2k
2091G	Gleb and Boating brute force constructive algorithms data structures dp graphs greedy math number theory shortest paths	2300	1.6k
2085E	Serval and Modulo constructive algorithms math number theory	2200	3.2k
2084B	MIN = GCD greedy math number theory	1100	17.1k
2081D	MST in Modulo Graph constructive algorithms dsu graphs greedy math number theory sortings trees	2600	1.2k
2081G1	Hard Formula math number theory	3100	81
2072F	Goodbye, Banker Life 2-sat bitmasks combinatorics constructive algorithms fft math number theory	1700	8.7k
2072G	I've Been Flipping Numbers for 300 Years and Calculated the Sum binary search brute force combinatorics divide and conquer math number theory	2200	2.2k
2071A	The Play Never Ends math number theory	800	28.2k
2065G	Skibidus and Capping combinatorics math number theory	1700	6.5k
2063A	Minimal Coprime math number theory	800	32.3k
2053G	Naive String Splits binary search brute force greedy hashing math number theory strings	3400	228
2050F	Maximum modulo equality data structures divide and conquer math number theory	1700	11.3k
2048A	Kevin and Combination Lock brute force greedy implementation math number theory	800	23k
2045B	ICPC Square math number theory	2000	1.8k
2044E	Insane Problem binary search greedy implementation math number theory	1300	18.6k
2044F	Easy Demon Problem binary search brute force data structures math number theory	1900	6.4k

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