x - 2y + 3z = a
2x + y + z = 4
-3x + 2y - 2z = -10
Additional test cases were added along with an improved solution-checking assertion.
Check if sorted
give nth decimal place of pi
Number of 1s in a binary string
Set the array elements whose value is 13 to 0
Return the amount of palindromes (words) in the string.
Find matrix of indices for multidimensional matrix.
Numerate input arguments
Check if a string starts with another string
Calculate the centroid of a triangle
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