hukl/int_set.go

Created March 14, 2017 14:01

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Revisions

hukl created this gist Mar 14, 2017.

int_set.go

-Original file line number
+Diff line change
@@ -0,0 +1,13 @@
+    type int_set map[int]struct{}
+    func (s *int_set) Add(key int) {
+    	(*s)[key] = struct{}{}
+    }
+    func (s *int_set) Values() []int {
+    	var result []int
+    	for k, _ := range *s {
+    		result = append(result, k)
+    	}
+    	return result
+    }