Update README.md

README.md

@@ -139,7 +139,7 @@ In the third example,
 ```
 solutions
 ```
-#```python
+```python
 from collections import deque
 
 def solve(adj, m, k, uv):
@@ -198,6 +198,6 @@ for i in range(m):
 
 res = solve(a, m, k, uv)
 print(str(res)[1:-1].replace(' ', '').replace(',', '\n'))
-#```
+```       　          
 ```