APL Crossword 4

1. Reverse the elements in the vector `L`
2. Delete from the vector `N` the even numbers 2 to 100
3. Scale up the numbers in the matrix `M` by 100000, and return as a vector
4. Fifty-five fives
5. The sum of the absolute value of the vector `NV` summed with the magnitudes of the first `R` elements of `V`
6. The `N` by `N` identity matrix (1s on the diagonal)
7. Get outta here!
8. Flag the rows of the 15-column character matrix `CMI` that match the first fifteen elements of `CV`
9. A random positive integer no more than 20 bigger than `A`
10. The amount to subtract from `T` to make it the next higher integer
11. Given `N`, a vector of integers, map all values from 1 to 7 to the numbers 0 to 6
12. Find the first four in `F` fast
13. What’s currently localized?
14. Transform the matrix of scores `S` from students by exams, to exams by students and cap the scores at 100
15. `(N+1)-⍳N`, without using `⌽`
16. Squeeze all 0s from the vector `V`
17. `(⍴M)⍴(1↓⍴M)/V` for the matrix `M` and the vector `V`
18. `E` (bits) if the vector `N` is empty, otherwise `(⍴E)⍴1`
19. Divide each row of `NM` by the vector `E`, where `S←⍴NM`
20. Repeat each column of `M`, `C` times
21. `(⍴M)⍴(0)`, for character `M`
22. `3⌽2/2⍴'ICE CREAM'`
1. `2-(⍴VEC⍳n[⌽⍳C]` in origin 1
2. Convert the bit vector `LE`, having length `M`, to the designated indices
3. Flag those values of `A` that are contained in the matrix `NT` and for which the corresponding values in the non-negative integer array `N` are nonzero
4. How many 27s are there in each row of the matrix `NM`?
5. `1 2 3 4 5`, five times
6. From the first `N` values in `T`, flag those that aren’t multiples of five
7. The indices of the vector `V`
8. `1⊥⍳10`
9. Generate `NI` ( a multiple of 5) random numbers between 0 and 4, having the same frequency of each value
10. `(V[1]+⍳L),(V[2]+⍳L),(V[3]+⍳L), ...`
11. Which elements in `R` are 10s?
12. `+/⍳4`
13. Branch to the line labelled `V` if `I` is a scalar
14. `-F1-C`
15. `⍞←⍎⍞←'T',0⍴T←40`
16. Change the sign of `S`
17. A random index into the vector `S`, up to the index at which the shape of `M` is found
18. Transpose the matrix `NM` along the MINOR diagonal
19. The number of whole multiples of `C` in `NM`
20. None
21. `(⍴M)⍴0`, for numeric `M`
22. Transform `NM` from shape `(6 3 4)` to shape `(4 3 6)`
24. If `MAT` were demoted