update

Author: kamyu104

Python/largest-number.py

@@ -14,8 +14,8 @@ class Solution:
     def largestNumber(self, num):
         num = [str(x) for x in num]
         num.sort(cmp=lambda x, y: cmp(y + x, x + y))
-        ret = ''.join(num)
-        return ret.lstrip('0') or '0'
+        largest = ''.join(num)
+        return largest.lstrip('0') or '0'
 
 if __name__ == "__main__":
     num = [3, 30, 34, 5, 9]