finish array2

heap/heap.go

@@ -0,0 +1,16 @@
+package heap
+
+import (
+	"474420502.top/eson/structure/compare"
+)
+
+type Heap struct {
+	size     int
+	cap      int
+	elements []interface{}
+	Compare  compare.Compare
+}
+
+func New(Compare compare.Compare) *Heap {
+	return &Heap{Compare: Compare, cap: 8}
+}