Take reshape

n#x: Take first/last n elements from the list (or repeat atom)

  3#1 2 3 4 5
1 2 3
  -3#1 2 3 4 5
3 4 5
  3 # 1
1 1 1
  10 # 1 2 3
1 2 3 1 2 3 1 2 3 1

n m#x: Reshape vector to matrix

  2 2 # 1 2 3 4
(1 2
 3 4)
  2 2 # 1
(1 1
 1 1)

d1 d2 d3 ... dn#x: Reshape vector to n dimensions, i elements at di. One element di may be -1. If it is -1 then it causes an even distribution at its place.

  2 2 2 2#1
(((1 1
   1 1)
  (1 1
   1 1))
 ((1 1
   1 1)
  (1 1
   1 1)))

  3 -1#"i have only proved it correct"
("i have on"
 "ly proved"
 " it corre")