添加Go语言题解

animation-simulation/链表篇/面试题 02.05. 链表求和.md

@@ -267,3 +267,42 @@ class Solution {
     }
 }
 ```
+
+
+Go Code:
+
+```go
+func addTwoNumbers(l1 *ListNode, l2 *ListNode) *ListNode {
+    root := &ListNode{}
+    temp := root
+    // 用来保存进位值，初始化为0
+    mod := 0
+    for (l1 != nil || l2 != nil) {
+        l1num := 0
+        if l1 != nil { l1num = l1.Val }
+        l2num := 0
+        if l2 != nil { l2num = l2.Val }
+        // 将链表的值和进位值相加，得到为返回链表的值
+        sum := l1num + l2num + mod
+        // 更新进位值，例18/10=1，9/10=0
+        mod = sum / 10
+        // 新节点保存的值，18%8=2，则添加2
+        sum = sum % 10
+        newNode := &ListNode{
+            Val: sum,
+        }
+        temp.Next = newNode
+        temp = temp.Next
+        if l1 != nil { l1 = l1.Next }
+        if l2 != nil { l2 = l2.Next }
+    }
+    if mod != 0 {
+        newNode := &ListNode{
+            Val: mod,
+        }
+        temp.Next = newNode
+    }
+    return root.Next
+}
+```
+