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33 problems · filtered by 3 tags
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Name
✎
Rating
↕
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2242E
Product of Closures
bitmasks
brute force
constructive algorithms
greedy
implementation
math
number theory
+
2200
1.4k
2231F
Quadratic Jumps
brute force
constructive algorithms
greedy
math
number theory
+
2600
787
2219A
Grid L
brute force
constructive algorithms
math
number theory
+
1400
10.7k
2173C
Kanade's Perfect Multiples
brute force
constructive algorithms
greedy
number theory
+
1400
13.2k
2144A
Cut the Array
brute force
constructive algorithms
math
number theory
+
800
22.3k
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
2131H
Sea, You & copriMe
brute force
constructive algorithms
graphs
greedy
math
number theory
+
2600
909
2114G
Build an Array
brute force
constructive algorithms
dp
greedy
math
number theory
+
2200
2.1k
2092F
Andryusha and CCB
brute force
constructive algorithms
greedy
math
number theory
strings
+
2900
438
2091G
Gleb and Boating
brute force
constructive algorithms
data structures
dp
graphs
greedy
math
number theory
shortest paths
+
2300
1.6k
2040D
Non Prime Tree
brute force
constructive algorithms
dfs and similar
greedy
number theory
trees
two pointers
+
1900
5.9k
2029E
Common Generator
brute force
constructive algorithms
math
number theory
+
2100
3.6k
1995C
Squaring
brute force
constructive algorithms
greedy
implementation
math
number theory
+
1800
10.4k
1993F1
Dyn-scripted Robot (Easy Version)
brute force
chinese remainder theorem
constructive algorithms
math
number theory
+
2400
1.2k
1934E
Weird LCM Operations
brute force
constructive algorithms
number theory
+
3000
379
1928E
Modular Sequence
brute force
constructive algorithms
dp
graphs
greedy
math
number theory
+
2300
2.3k
1909E
Multiple Lamps
bitmasks
brute force
constructive algorithms
math
number theory
+
2400
1.7k
1902C
Insert and Equalize
brute force
constructive algorithms
greedy
math
number theory
+
1300
17.5k
1882E1
Two Permutations (Easy Version)
brute force
constructive algorithms
greedy
number theory
+
2400
1.3k
1732A
Bestie
brute force
combinatorics
constructive algorithms
implementation
math
number theory
+
1000
17.8k
1706D1
Chopping Carrots (Easy Version)
binary search
brute force
constructive algorithms
greedy
number theory
+
1700
7.8k
1706D2
Chopping Carrots (Hard Version)
brute force
constructive algorithms
data structures
dp
greedy
math
number theory
two pointers
+
2400
2k
1617B
GCD Problem
brute force
constructive algorithms
math
number theory
+
900
27.2k
1562B
Scenes From a Memory
brute force
constructive algorithms
implementation
math
number theory
+
1000
20.7k
1553G
Common Divisor Graph
brute force
constructive algorithms
dsu
graphs
hashing
math
number theory
+
2700
1.3k
1469D
Ceil Divisions
brute force
constructive algorithms
math
number theory
+
1700
10.3k
1332B
Composite Coloring
brute force
constructive algorithms
greedy
math
number theory
+
1400
19.3k
1166E
The LCMs Must be Large
bitmasks
brute force
constructive algorithms
math
number theory
+
2100
3k
743C
Vladik and fractions
brute force
constructive algorithms
math
number theory
+
1500
13.6k
633B
A Trivial Problem
brute force
constructive algorithms
math
number theory
+
1300
7.3k
439C
Devu and Partitioning of the Array
brute force
constructive algorithms
implementation
number theory
+
1700
4.2k
199A
Hexadecimal's theorem
brute force
constructive algorithms
implementation
number theory
+
900
30.8k
showing 1–33 of 33