tasks a-s

Task/Remove-duplicate-elements/K/remove-duplicate-elements.k

@@ -0,0 +1,31 @@
+   a:4 5#20?13   / create a random 4 x 5 matrix
+(12 7 12 4 3
+ 6 3 7 4 7
+ 3 8 3 1 2
+ 2 12 6 4 1)
+
+   ,/a           / flatten to array
+12 7 12 4 3 6 3 7 4 7 3 8 3 1 2 2 12 6 4 1
+
+   ?,/a          / distinct elements
+12 7 4 3 6 8 1 2
+
+   ?"chthonic eleemosynary paronomasiac"
+"chtoni elmsyarp"
+
+   ?("this";"that";"was";"that";"was";"this")
+("this"
+ "that"
+ "was")
+
+   0 1 1 2 0 *\: 0 1 2
+(0 0 0
+ 0 1 2
+ 0 1 2
+ 0 2 4
+ 0 0 0)
+
+   ?0 1 1 2 0 *\: 0 1 2
+(0 0 0
+ 0 1 2
+ 0 2 4)