Initial data commit

Task/Singly-linked-list-Element-insertion/D/singly-linked-list-element-insertion.d

@@ -0,0 +1,21 @@
+struct SLinkedNode(T) {
+    T data;
+    typeof(this)* next;
+}
+
+void insertAfter(T)(SLinkedNode!T* listNode, SLinkedNode!T* newNode) {
+    newNode.next = listNode.next;
+    listNode.next = newNode;
+}
+
+void main() {
+    alias N = SLinkedNode!char;
+
+    auto lh = new N('A', new N('B'));
+    auto c = new N('C');
+
+    // Inserts C after A, creating the (A C B) list:
+    insertAfter(lh, c);
+
+    // The GC will collect the memory.
+}