Practice Problems

Daily Challenge: Paths Around the Walls (1500) Solve it to start a streak

Practice Problems — 800-1200

ProblemTopics Solvers Acceptance Difficulty
Binary to Decimal math 1
100%
900
Quotient and Remainder math 1
100%
900
Can It Be a Triangle math geometry 1
33%
900
Seconds to H:MM:SS implementation 1
100%
900
Grid Walk implementation 1
100%
900
Capitalize Every Word strings 1
100%
900
Keep First Occurrences strings 0 — 900
Reverse the Word Order strings 0 — 900
Mirror Each Word strings 0 — 900
Caesar Shift strings 0 — 900
Longest Run of One Letter strings 0 — 900
Most Common Letter strings 0 — 900
Anagram Check strings 0 — 900
Pangram Check strings 0 — 900
Sort the Words strings sorting 0 — 900
Unique Word Count strings 0 — 900
Longest Block of Ones strings 0 — 900
Longest Zero Gap strings 0 — 900
Zeros to the Back implementation 0 — 900
Richest Row implementation 0 — 900
Diagonal Difference implementation 0 — 900
Coprime or Not math 0 — 900
Polygon Diagonals math 0 — 900
Arithmetic or Not math 0 — 900
Perfect Square math 0 — 900
Power of Two math bitwise 0 — 900
The King's Walk math 0 — 900
Sum of Squares math 0 — 900
Sum of Cubes math 0 — 900
Pentagonal Numbers math 0 — 900
Hexagonal Numbers math 0 — 900
Slippery Keyboard strings 0 — 900
Harshad Number math 0 — 900
Pronic Number math 0 — 900
Valid Hexadecimal implementation strings 0 — 900
Valid Clock Time implementation strings 0 — 900
Prefix Maxima implementation 0 — 900
Suffix Minima implementation 0 — 900
Compact a Sorted Array two-pointers 0 — 900
Multiples in a Range math 0 — 900
Ordinal Numbers implementation 0 — 900
Readable Numbers implementation 0 — 900
snake_case to camelCase strings 0 — 900
camelCase to snake_case strings 0 — 900
Peak Occupancy implementation 0 — 900
Elevator Log implementation 0 — 900
Clinic Queue prefix-sums 0 — 900
Enough Buses math 0 — 900
Fair Apples math 0 — 900
Hollow Square implementation 0 — 900