Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...
約5年 前
解決済み
Return unique values without sorting
If the input vector A is [42 1 1],
the output value B must be the unique values [42 1]
The *values of B are in the s...
Specific Element Count
Given a vector _v_ and a element _e_, return the number of occurrences of _e_ in _v_.
Note: NaNs are equal and there may be n...
約5年 前
解決済み
First non-zero element in each column
For a given matrix, calculate the index of the first non-zero element in each column. Assuming a column with all elements zero ...
Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...
約5年 前
解決済み
Number of 1s in a binary string
Find the number of 1s in the given binary string.
Example. If the input string is '1100101', the output is 4. If the input stri...