Results for “Array operations”
Small, practical examples. Search by task or narrow things down below.
Calculate a fixed-window moving average
C: For this small window, sum each complete group and skip incomplete prefixes.
C✓ Tested
Calculate a least common multiple using a GCD
C: Divide before multiplying to reduce the risk of intermediate overflow.
C✓ Tested
Calculate a lexical relative path
C++: lexically_relative compares path components without requiring the paths to exist.
C++✓ Tested
Calculate a small factorial iteratively
C: Multiply a bounded sequence using an unsigned accumulator.
C✓ Tested
Calculate an average without integer division truncation
C: Accumulate into double and divide by the nonzero number of readings.
C✓ Tested
Calculate differences between adjacent readings
JavaScript: Slice off the first value and compare each remaining value with its predecessor.
JavaScript✓ Tested
Calculate differences between adjacent readings
TypeScript: Slice off the first value and compare each remaining value with its predecessor.
TypeScript✓ Tested
Calculate the greatest common divisor
C: Euclid’s algorithm repeatedly replaces a pair with the divisor and remainder.
C✓ Tested
Check whether a range is already sorted
C++: is_sorted reports ordering without modifying the input.
C++✓ Tested
Check whether any item matches
JavaScript: some stops once a predicate succeeds.
JavaScript✓ Tested
Check whether any item matches
TypeScript: some stops once a predicate succeeds.
TypeScript✓ Tested
Check whether every item matches
JavaScript: every stops at the first failed predicate and returns true for an empty array.
JavaScript✓ Tested