Create Solution.py

Author: ashwek

solution/0066.Plus One/Solution.py

@@ -0,0 +1,20 @@
+class Solution:
+    def plusOne(self, digits):
+        """
+        :type digits: List[int]
+        :rtype: List[int]
+        """
+        
+        i = len(digits)-1
+        digits[i] += 1
+        
+        while i > 0 and digits[i] > 9 :
+            digits[i] = 0
+            i -= 1
+            digits[i] += 1
+        
+        if digits[0] > 9:
+            digits[0] = 0
+            digits.insert(0, 1)
+        
+        return digits