all tasks

Task/Singly-linked-list-Element-insertion/Go/singly-linked-list-element-insertion.go

@@ -0,0 +1,38 @@
+package main
+
+import "fmt"
+
+type Ele struct {
+    Data interface{}
+    Next *Ele
+}
+
+func (e *Ele) insert(data interface{}) {
+    if e == nil {
+        panic("attept to modify nil")
+    }
+    e.Next = &Ele{data, e.Next}
+}
+
+func (e *Ele) printList() {
+    if e == nil {
+        fmt.Println(nil)
+        return
+    }
+    fmt.Printf("(%v", e.Data)
+    for {
+        e = e.Next
+        if e == nil {
+            fmt.Println(")")
+            return
+        }
+        fmt.Print(" ", e.Data)
+    }
+}
+
+func main() {
+    h := &Ele{"A", &Ele{"B", nil}}
+    h.printList()
+    h.insert("C")
+    h.printList()
+}