Merge pull request #17 from GanPhua/patch-1

Update strings.md

Author: mraza007

markdown-version/strings.md

@@ -35,11 +35,11 @@ There's a new method to interpolate the strings
 * The method is called the F-strings this will help you convert the int value into a string 
 ```Python
 x = 10
-print(f"I have told you " {x}  times to clean the floor correctly")
+print(f"I have told you  {x}  times to clean the floor correctly")
 # This will print I have told you 10 times to clean the floor correctly
 # This a new way of interpolating string 
 y = 'I have told you {x} times to clean the floor correctly'.format(x)
-# This an old way of doing it and its applicable in python 2.7
+# This an old way of doing it and its applicable in **python 2.7**
 ```
 
 #### String Index