fixing formating on 451. Sort Character by Frequency

Author: YonashPetit

problems/451. Sort Characters By Frequency.md

@@ -48,7 +48,8 @@ for char in s:
         hold[char] = 1
     else:
         hold[char] += 1
-    biggest = max(biggest, hold[char])```
+    biggest = max(biggest, hold[char])
+```
 
 + Example:
 
@@ -80,7 +81,8 @@ array = [""] * (biggest + 1)
 
 ```python
 for key, value in hold.items():
-    array[value] += key * value```
+    array[value] += key * value
+```
 
 
 + Example:
@@ -107,7 +109,8 @@ for key, value in hold.items():
 answer = ""
 for i in range(len(array)):
     answer += array.pop()
-return answer```
+return answer
+```
 
 
 + Example: