Problemset - Codeforces

→ Pay attention

Before contest
Codeforces Round 952 (Div. 4)
32:16:46
Register now »

→ Filter Problems

Difficulty: —

brute force

Add tag

Problems

#	Name
1984F	Reconstruction brute force, dp		x372
1981C	Turtle and an Incomplete Sequence bitmasks, brute force, constructive algorithms, greedy, implementation, math	1800	x3524
1981A	Turtle and Piggy Are Playing a Game brute force, greedy, math	800	x17352
1979F	Kostyanych's Theorem brute force, constructive algorithms, graphs, interactive	2900	x123
1979D	Fixing a Binary String bitmasks, brute force, constructive algorithms, greedy, hashing, strings	1800	x4423
1979A	Guess the Maximum brute force, greedy, implementation	800	x22632
1977D	XORificator bitmasks, brute force, greedy, hashing	2300	x1321
1977C	Nikita and LCM brute force, data structures, dp, greedy, math, number theory, sortings	1900	x5194
1975F	Set bitmasks, brute force, combinatorics, dfs and similar, divide and conquer, dp, math	2600	x584
1975D	Paint the Tree brute force, dfs and similar, dp, greedy, shortest paths, trees	1700	x4600
1975C	Chamo and Mocha's Array binary search, brute force, greedy	1200	x11560
1975B	378QAQ and Mocha's Array brute force, greedy, math, sortings	1000	x14282
1975A	Bazoka and Mocha's Array brute force, greedy, implementation, sortings	800	x16116
1974F	Cutting Game binary search, brute force, data structures, implementation, sortings, two pointers	1900	x2834
1973F	Maximum GCD Sum Queries bitmasks, brute force, dp, implementation, number theory	3100	x151
1973D	Cat, Fox and Maximum Array Split brute force, interactive, math	2400	x1583
1973A	Chess For Three brute force, dp, implementation, math	900	x20643
1972A	Contest Proposal brute force, greedy, two pointers	800	x20143
1971F	Circle Perimeter binary search, brute force, dfs and similar, geometry, implementation, math	1600	x7969
1970G2	Min-Fund Prison (Medium) brute force, dfs and similar, dp, graphs, trees	2200	x393
1970D1	Arithmancy (Easy) brute force, constructive algorithms, interactive, strings	2100	x455
1970A2	Balanced Unshuffle (Medium) brute force, constructive algorithms, trees	2400	x369
1968G2	Division + LCP (hard version) binary search, brute force, data structures, dp, hashing, math, string suffix structures, strings	2200	x1544
1968D	Permutation Game brute force, dfs and similar, games, graphs, greedy, math	1300	x12816
1968A	Maximize? brute force, math, number theory	800	x29655
1967F	Next and Prev brute force, data structures, implementation	3200	x42
1967C	Fenwick Tree bitmasks, brute force, combinatorics, data structures, dp, math, trees	2300	x1413
1967B2	Reverse Card (Hard Version) brute force, math, number theory	2200	x3373
1967B1	Reverse Card (Easy Version) brute force, math, number theory	1400	x11119
1957E	Carousel of Combinations brute force, combinatorics, dp, math, number theory	2400	x1068
1957D	A BIT of an Inequality bitmasks, brute force, dp, math	1900	x3906
1956E2	Nene vs. Monsters (Hard Version) brute force, greedy, implementation, math	2700	x721
1956E1	Nene vs. Monsters (Easy Version) brute force, implementation, math	2500	x1294
1956D	Nene and the Mex Operator bitmasks, brute force, constructive algorithms, divide and conquer, dp, greedy, implementation, math	2000	x3418
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x19857
1955H	The Most Reckless Defense bitmasks, brute force, constructive algorithms, dp, flows, graph matchings, shortest paths	2300	x1091
1955G	GCD on a grid brute force, dfs and similar, dp, implementation, math, number theory	1900	x3785
1955E	Long Inversions brute force, greedy, implementation, sortings	1700	x7590
1952J	Help, what does it mean to be "Based" brute force, constructive algorithms, expression parsing, implementation, sortings		x711
1952F	Grid brute force		x1674
1952C	They Have Fooled brute force, schedules		x2762
1951E	No Palindromes brute force, constructive algorithms, divide and conquer, greedy, hashing, implementation, math, strings	2000	x3190
1950F	0, 1, 2, Tree! bitmasks, brute force, greedy, implementation, trees	1700	x7984
1950E	Nearly Shortest Repeating Substring brute force, implementation, number theory, strings	1500	x12632
1950D	Product of Binary Decimals brute force, dp, implementation, number theory	1100	x21066
1949E	Damage per Second brute force, math	2900	x89
1949B	Charming Meals binary search, brute force, greedy, sortings	1500	x2216
1949A	Grove brute force, dfs and similar, dp, geometry, probabilities	3300	x91
1948G	MST with Matching bitmasks, brute force, dsu, graph matchings, trees	3100	x639
1948E	Clique Partition brute force, constructive algorithms, graphs, greedy, implementation	2100	x2703
1948D	Tandem Repeats? brute force, strings, two pointers	1700	x8467
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x15012
1948B	Array Fix brute force, dp, greedy, implementation	1100	x21043
1948A	Special Characters brute force, constructive algorithms	800	x26914
1946D	Birthday Gift bitmasks, brute force, constructive algorithms, greedy, implementation	1900	x4212
1945H	GCD is Greater brute force, data structures, math, number theory	2600	x535
1945C	Left and Right Houses brute force	1200	x13442
1943E1	MEX Game 2 (Easy Version) binary search, brute force, greedy	2900	x386
1943D1	Counting Is Fun (Easy Version) brute force, combinatorics, dp, math	2400	x1297
1942F	Farmer John's Favorite Function brute force, data structures, implementation, math	2700	x592
1941B	Rudolf and 121 brute force, dp, greedy, math	1000	x27220
1941A	Rudolf and the Ticket brute force, math	800	x39813
1935E	Distance Learning Courses in MAC bitmasks, brute force, data structures, greedy, math	2400	x1204
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7358
1934E	Weird LCM Operations brute force, constructive algorithms, number theory	3000	x191
1934B	Yet Another Coin Problem brute force, dp, greedy, math	1200	x17173
1933G	Turtle Magic: Royal Turtle Shell Pattern bitmasks, brute force, combinatorics, constructive algorithms, dfs and similar, math	2300	x898
1933C	Turtle Fingers: Count the Values of k brute force, implementation, math, number theory	1100	x21041
1932C	LR-remainders brute force, data structures, implementation, math, two pointers	1400	x14199
1931C	Make Equal Again brute force, greedy, math	1000	x26770
1931A	Recovering a Small String brute force, strings	800	x34141
1930F	Maximize the Difference bitmasks, brute force, dfs and similar	2700	x626
1930D1	Sum over all Substrings (Easy Version) brute force, dp, greedy, strings	1800	x3781
1930B	Permutation Printing brute force, constructive algorithms, math	1000	x14019
1929F	Sasha and the Wedding Binary Search Tree brute force, combinatorics, data structures, dfs and similar, math, trees	2300	x1666
1929E	Sasha and the Happy Tree Cutting bitmasks, brute force, dfs and similar, dp, graphs, greedy, math, trees	2300	x1548
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13608
1928E	Modular Sequence brute force, constructive algorithms, dp, graphs, greedy, math, number theory	2300	x1589
1928D	Lonely Mountain Dungeons brute force, data structures, greedy, math, ternary search	1900	x3854
1928C	Physical Education Lesson brute force, math, number theory	1600	x7746
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18866
1927C	Choose the Different Ones! brute force, greedy, math	1000	x26096
1926F	Vlad and Avoiding X bitmasks, brute force, dfs and similar, dp, implementation	2200	x1542
1925B	A Balanced Problemset? brute force, greedy, math, number theory	1200	x18627
1923F	Shrink-Reverse binary search, brute force, greedy, hashing, implementation, string suffix structures, strings	2800	x338
1922D	Berserk Monsters brute force, data structures, dsu, implementation, math	1900	x5315
1921G	Mischievous Shooter brute force, data structures, divide and conquer, dp, implementation	2200	x1153
1921F	Sum of Progression brute force, data structures, dp, implementation, math	1900	x3531
1921E	Eat the Chip brute force, games, greedy, math	1600	x9104
1920F1	Smooth Sailing (Easy Version) binary search, brute force, data structures, dfs and similar, dsu, graphs, shortest paths	2500	x898
1920D	Array Repetition binary search, brute force, dsu, implementation, math	1900	x5195
1920C	Partitioning the Array brute force, math, number theory	1600	x12128
1920A	Satisfying Constraints brute force, greedy, math	800	x26755
1917C	Watering an Array brute force, greedy, implementation, math	1600	x9589
1917B	Erase First or Second Letter brute force, combinatorics, data structures, dp, strings	1100	x19910
1916H1	Matrix Rank (Easy Version) brute force, combinatorics, dp, math, matrices	2700	x588
1916D	Mathematical Problem brute force, constructive algorithms, geometry, math	1700	x8010
1915B	Not Quite Latin Square bitmasks, brute force, implementation	800	x39326
1914G1	Light Bulbs (Easy Version) brute force, combinatorics, dfs and similar, dp, dsu, graphs, math, trees	2100	x1706
1914E1	Game with Marbles (Easy Version) brute force, games, greedy, sortings	1400	x11355

←