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350 problems · filtered by 2 tags
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Name
✎
Rating
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758C
Unfair Poll
binary search
constructive algorithms
implementation
math
+
1700
4.1k
750A
New Year and Hurry
binary search
brute force
implementation
math
+
800
94.8k
750C
New Year and Rating
binary search
greedy
math
+
1600
7k
732C
Sanatorium
binary search
constructive algorithms
greedy
implementation
math
+
1200
10.2k
700A
As Fast As Possible
binary search
math
+
1900
3.4k
689C
Mike and Chocolate Thieves
binary search
combinatorics
math
+
1700
6.3k
685C
Optimal Point
binary search
math
+
2900
697
639E
Bear and Paradox
binary search
greedy
math
sortings
+
2800
643
626E
Simple Skewness
binary search
math
ternary search
+
2400
1.7k
615E
Hexagons
binary search
implementation
math
+
2100
1.1k
595B
Pasha and Phone
binary search
math
+
1600
3.1k
590B
Chip 'n Dale Rescue Rangers
binary search
geometry
math
+
2100
2.1k
573B
Bear and Blocks
binary search
data structures
dp
math
+
1600
6.4k
555D
Case of a Top Secret
binary search
implementation
math
+
2500
961
553B
Kyoya and Permutation
binary search
combinatorics
constructive algorithms
greedy
implementation
math
+
1900
2.3k
549H
Degenerate Matrix
binary search
math
+
2100
2.1k
538C
Tourist's Notes
binary search
brute force
greedy
implementation
math
+
1600
6.2k
535C
Tavas and Karafs
binary search
greedy
math
+
1900
4k
525E
Anya and Cubes
binary search
bitmasks
brute force
dp
math
meet-in-the-middle
+
2100
4.4k
492B
Vanya and Lanterns
binary search
implementation
math
sortings
+
1200
92.5k
492D
Vanya and Computer Game
binary search
implementation
math
sortings
+
1800
3.3k
484B
Maximum Value
binary search
math
sortings
two pointers
+
2100
7.8k
483B
Friends and Presents
binary search
math
+
1800
4.5k
471C
MUH and House of Cards
binary search
brute force
greedy
math
+
1700
3.8k
468C
Hack it!
binary search
constructive algorithms
math
+
2500
2.8k
431D
Random Task
binary search
bitmasks
combinatorics
dp
math
+
2100
3k
415B
Mashmokh and Tokens
binary search
greedy
implementation
math
+
1500
6.7k
385C
Bear and Prime Numbers
binary search
brute force
data structures
dp
implementation
math
number theory
+
1700
10.8k
382B
Number Busters
binary search
math
+
2000
1.5k
373B
Making Sequences is Fun
binary search
implementation
math
+
1600
2.8k
359D
Pair of Numbers
binary search
brute force
data structures
math
two pointers
+
2000
5.9k
348A
Mafia
binary search
math
sortings
+
1600
14.9k
337C
Quiz
binary search
greedy
math
matrices
number theory
+
1600
5.3k
325B
Stadium and Games
binary search
math
+
1800
1.7k
321A
Ciel and Robot
binary search
implementation
math
+
1700
3.9k
309A
Morning run
binary search
math
two pointers
+
2000
548
300E
Empire Strikes Back
binary search
math
number theory
+
2300
1.1k
287B
Pipeline
binary search
math
+
1700
11.8k
271B
Prime Matrix
binary search
brute force
math
number theory
+
1300
15.8k
258C
Little Elephant and LCM
binary search
combinatorics
dp
math
+
2000
2k
255D
Mr. Bender and Square
binary search
implementation
math
+
1800
2.2k
241B
Friends
binary search
bitmasks
data structures
math
+
2700
1k
233B
Non-square Equation
binary search
brute force
math
+
1400
8.4k
230B
T-primes
binary search
implementation
math
number theory
+
1300
99.4k
195A
Let's Watch Football
binary search
brute force
math
+
1000
10.3k
165C
Another Problem on Strings
binary search
brute force
dp
math
strings
two pointers
+
1600
14k
126A
Hot Bath
binary search
brute force
math
+
1900
1.6k
97C
Winning Strategy
binary search
graphs
math
shortest paths
+
2400
367
83B
Doctor
binary search
math
sortings
+
1800
1.9k
78D
Archer's Shot
binary search
geometry
math
two pointers
+
2300
415
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