Add numbers to LeetCode algorithms

Author: lewis617

LeetCode/twoSum.js renamed to LeetCode/001-twoSum.js

@@ -0,0 +1,24 @@
+/**
+ * @param {string} s
+ * @return {number}
+ */
+var lengthOfLongestSubstring = function (s) {
+  if (s.length === 0) {
+    return 0;
+  }
+
+  var map = {},
+    max = 0,
+    l = 0;
+
+  for (var r = 0; r < s.length; ++r) {
+    if (s.charAt(r) in map) {
+      l = Math.max(l, map[s.charAt(r)] + 1);
+    }
+    map[s.charAt(r)] = r;
+    max = Math.max(max, r - l + 1);
+  }
+  return max;
+};
+
+module.exports = lengthOfLongestSubstring;

LeetCode/addTwoNumbers.js renamed to LeetCode/002-addTwoNumbers.js

@@ -0,0 +1,9 @@
+/**
+ * @param {string} str
+ * @return {number}
+ */
+var myAtoi = function(str) {
+  return Math.max(Math.min(parseInt(str) || 0, 2147483647), -2147483648);
+};
+
+module.exports = myAtoi;

LeetCode/003-lengthOfLongestSubstring.js

@@ -3,7 +3,7 @@
  * @return {number}
  */
 var rob = function(nums) {
-  var rob1 = require('./rob1');
+  var rob1 = require('./198-rob1');
 
   if (nums.length === 1) {
     return nums[0];