Data update

Task/Set/Gleam/set.gleam

@@ -0,0 +1,20 @@
+import gleam/set
+
+pub fn main() {
+  let s = set.new()
+  let sa = set.insert(s, "a")
+  let sab = set.from_list(["a", "b"])
+  echo set.contains(sa, "a")
+  let union = set.union(sa, sab)
+  let union_list = set.to_list(union)
+  echo union_list
+  let intersection = set.intersection(sa, sab)
+  let intersection_list = set.to_list(intersection)
+  echo intersection_list
+  let subtract = set.difference(sab, sa)
+  let subtract_list = set.to_list(subtract)
+  echo subtract_list
+  let is_subset = set.is_subset(sa, sab)
+  echo is_subset
+  echo sa == sab
+}