1 files changed, 16 insertions, 0 deletions
diff --git a/pkg/set.go b/pkg/set.go
new file mode 100644
index 0000000..634bb59
--- /dev/null
+++ b/pkg/set.go
@@ -0,0 +1,16 @@
+package pkg
+
+type Set[T comparable] map[T]bool
+
+func (s Set[T]) Contain(val T) bool {
+ _, ok := s[val]
+ return ok
+}
+
+func (s Set[T]) Insert(val T) {
+ s[val] = true
+}
+
+func (s Set[T]) Erase(val T) {
+ delete(s, val)
+}