From 219b2b7d71c464ccfb1e44a0b6cc3ae2cdd82dd0 Mon Sep 17 00:00:00 2001
From: Dray-OP <holongnhat2000@gmail.com>
Date: Fri, 20 May 2022 09:46:18 +0700
Subject: [PATCH] Nhat-ne 2.1.js

---
 2/2.1.js | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 2/2.1.js

diff --git a/2/2.1.js b/2/2.1.js
new file mode 100644
index 0000000..aeaf9eb
--- /dev/null
+++ b/2/2.1.js
@@ -0,0 +1,55 @@
+// E code nghịch thôi Nhật không FA  :)))))
+  // Solution
+  var addTwoNumbers = function (l1, l2) {
+    while(l1!=null&&l2!=null){
+        let sum = 0;
+        l1.reverse();
+        l2.reverse();
+        sum = eval(l1.join("")) + eval(l2.join(""));
+        return String(sum).split("").map(Number).reverse();
+    }
+    return [];
+  };
+//   Example 1:
+//   Input: l1 = [2,4,3], l2 = [5,6,4]
+//   Output: [7,0,8]
+//   Explanation: 342 + 465 = 807.
+console.log(addTwoNumbers([2,4,3], [5,6,4] ));
+
+//   Example 2:
+//   Input: l1 = [0], l2 = [0]
+//   Output: [0]
+console.log(addTwoNumbers([0], [0]));
+//   Example 3:
+//   Input: l1 = [9,9,9,9,9,9,9], l2 = [9,9,9,9]
+//   Output: [8,9,9,9,0,0,0,1]
+console.log(addTwoNumbers([9,9,9,9,9,9,9], [9,9,9,9,9,9,9] ));
+
+
+  
+// var addTwoNumbers = function(l1, l2) {
+//     let pointer1 = l1;
+//     let pointer2 = l2;
+//     let headPointer = new ListNode();
+//     let head = headPointer;
+//     let carry  = 0;
+//     while(pointer1 != null || pointer2 != null) {
+//         let val1 = pointer1 == null ? 0 : pointer1.val;
+//         let val2 = pointer2 == null ? 0 : pointer2.val;
+//         let sum = carry + val1 + val2;
+//         if(sum > 9) {
+//             carry = 1;
+//         }
+//         else {
+//             carry = 0;
+//         }
+//         headPointer.next = new ListNode(sum % 10);
+//         headPointer = headPointer.next;
+//         pointer1 = pointer1 == null ? null : pointer1.next;
+//         pointer2 = pointer2 == null ? null : pointer2.next;
+//     }
+//     if(carry > 0) {
+//         headPointer.next = new ListNode(carry);
+//     }    
+//     return head.next;
+// };
\ No newline at end of file