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

Problemset

11,320 problems

#	Name	Rating↕	Solved↕
1952G	Mathematician Takeover *special binary search dfs and similar math	unrated	1.2k
1952H	Palindrome *special implementation strings	unrated	813
1952I	Dark Matter *special bitmasks geometry	unrated	653
1952J	Help, what does it mean to be "Based" *special brute force constructive algorithms expression parsing implementation sortings	unrated	910
1951A	Dual Trigger constructive algorithms greedy math	900	22.8k
1951B	Battle Cows binary search data structures greedy	1200	17k
1951C	Ticket Hoarding greedy math sortings	1400	13.9k
1951D	Buying Jewels constructive algorithms greedy math	2000	6.4k
1951E	No Palindromes brute force constructive algorithms divide and conquer greedy hashing implementation math strings	2000	4.6k
1951F	Inversion Composition constructive algorithms data structures greedy	2500	1k
1951G	Clacking Balls combinatorics math probabilities	3100	507
1951H	Thanos Snap binary search dp games greedy trees	3200	380
1951I	Growing Trees binary search constructive algorithms flows graphs greedy	3200	118
1950A	Stair, Peak, or Neither? implementation	800	71.1k
1950B	Upscaling implementation	800	44.8k
1950C	Clock Conversion implementation math	800	47.5k
1950D	Product of Binary Decimals brute force dp implementation number theory	1100	26.7k
1950E	Nearly Shortest Repeating Substring brute force implementation number theory strings	1500	17.7k
1950F	0, 1, 2, Tree! bitmasks brute force greedy implementation trees	1700	11.5k
1950G	Shuffling Songs bitmasks dfs and similar dp graphs hashing implementation strings	1900	6.3k
1949A	Grove brute force dfs and similar dp geometry probabilities	3300	223
1949B	Charming Meals binary search brute force greedy sortings	1500	5k
1949C	Annual Ants' Gathering dfs and similar dp greedy trees	1900	2.6k
1949D	Funny or Scary? constructive algorithms	2600	574
1949E	Damage per Second brute force math	2900	154
1949F	Dating greedy sortings trees	2200	1.5k
1949G	Scooter graphs greedy	2300	1.1k
1949H	Division Avoidance greedy math	3100	170
1949I	Disks dfs and similar geometry graph matchings graphs	1800	2.8k
1949J	Amanda the Amoeba graphs implementation trees two pointers	2600	550
1949K	Make Triangle constructive algorithms math	2800	482
1948A	Special Characters brute force constructive algorithms	800	31.3k
1948B	Array Fix brute force dp greedy implementation	1100	26.5k
1948C	Arrow Path brute force constructive algorithms dfs and similar dp graphs shortest paths	1300	21.5k
1948D	Tandem Repeats? brute force strings two pointers	1700	12.8k
1948E	Clique Partition brute force constructive algorithms graphs greedy implementation	2100	3.6k
1948F	Rare Coins combinatorics math probabilities	2500	1.7k
1948G	MST with Matching bitmasks brute force dsu graph matchings trees	3100	976
1946A	Median of an Array greedy implementation sortings	800	28.8k
1946B	Maximum Sum dp greedy math	1100	23.9k
1946C	Tree Cutting binary search dp greedy implementation trees	1600	14.1k
1946D	Birthday Gift bitmasks brute force constructive algorithms greedy implementation	1900	5.7k
1946E	Girl Permutation combinatorics dp math number theory	2200	3.2k
1946F	Nobody is needed 2-sat data structures dfs and similar dp	2500	1.3k
1945A	Setting up Camp greedy math	800	30.6k
1945B	Fireworks math number theory	900	26.5k
1945C	Left and Right Houses brute force	1200	17.6k
1945D	Seraphim the Owl dp greedy	1300	17.5k
1945E	Binary Search binary search constructive algorithms greedy	1700	9.9k
1945F	Kirill and Mushrooms data structures sortings	1900	5.2k
1945G	Cook and Porridge binary search constructive algorithms data structures implementation	2500	946
1945H	GCD is Greater brute force data structures math number theory	2600	971
1944A	Destroying Bridges graphs greedy math	800	29.3k
1944B	Equal XOR bitmasks constructive algorithms	1100	18.4k
1943A	MEX Game 1 games greedy	1300	21.9k
1943B	Non-Palindromic Substring hashing implementation math strings	2000	4.7k
1943C	Tree Compass constructive algorithms dfs and similar greedy trees	2300	2.7k
1943D1	Counting Is Fun (Easy Version) brute force combinatorics dp math	2400	2k
1943D2	Counting Is Fun (Hard Version) combinatorics dp	2800	1.2k
1943E1	MEX Game 2 (Easy Version) binary search brute force greedy	2900	551
1943E2	MEX Game 2 (Hard Version) binary search greedy two pointers	3300	379
1943F	Minimum Hamming Distance dp	3500	144
1942A	Farmer John's Challenge constructive algorithms math	800	18.6k
1942B	Bessie and MEX constructive algorithms math	1100	15.7k
1942C1	Bessie's Birthday Cake (Easy Version) geometry greedy math	1300	12.6k
1942C2	Bessie's Birthday Cake (Hard Version) geometry greedy math	1700	7k
1942D	Learning to Paint binary search data structures dfs and similar dp greedy implementation sortings	2100	3.4k
1942E	Farm Game combinatorics games	2300	2k
1942F	Farmer John's Favorite Function brute force data structures implementation math	2700	1k
1942G	Bessie and Cards combinatorics dp math	2800	786
1942H	Farmer John's Favorite Intern data structures dp flows trees	3500	262
1941A	Rudolf and the Ticket brute force math	800	48.2k
1941B	Rudolf and 121 brute force dp greedy math	1000	35.3k
1941C	Rudolf and the Ugly String dp greedy strings	900	39.8k
1941D	Rudolf and the Ball Game dfs and similar dp implementation	1200	21.3k
1941E	Rudolf and k Bridges binary search data structures dp two pointers	1600	12.2k
1941F	Rudolf and Imbalance binary search greedy sortings two pointers	1800	7.6k
1941G	Rudolf and Subway constructive algorithms dfs and similar graphs shortest paths	2000	4.8k
1940A	Parallel Universes *special constructive algorithms dfs and similar dsu graphs	unrated	106
1940B	Three Arrays *special constructive algorithms implementation sortings	unrated	275
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
1939A	Draw Polygon Lines *special constructive algorithms dp geometry interactive	unrated	30
1939B	Evidence Board *special constructive algorithms dfs and similar graphs trees	unrated	308
1939C	More Gifts *special dfs and similar two pointers	unrated	419
1939D	Big Persimmon *special dp games	unrated	115
1938A	Antiparticle Antiphysics	3500	82
1938B	Attraction Score	3000	234
1938C	Bit Counting Sequence	1900	1.8k
1938D	Bánh Bò	3300	113
1938E	Duplicates	2200	1.3k
1938F	Forming Groups	2400	936
1938G	Personality Test	2300	1.3k
1938H	Pho Restaurant	1600	2.7k
1938I	Symmetric Boundary	2800	89
1938J	There and Back Again	2100	1.6k
1938K	Tree Quiz	2400	792
1938L	XOR Operations	2800	353
1938M	Zig-zag	3500	101
1937A	Shuffle Party implementation math	800	24.9k

showing 1901–2000 of 11,320