fix identation

snippets/gcd.md

@@ -7,19 +7,19 @@ The `helperGcdfunction` uses recursion. Base case is when `y` equals `0`. In thi
 Uses the reduce function from the inbuild module `functools`. Also defines a method `spread` for javascript like spreading of arrays.
 
 ``` python
-    from functools import reduce
-	def spread(arg):
-         ret = []
-         for i in arg:
-           if isinstance(i,list):
-             ret.extend(i)
-           else:
-             ret.append(i)
-         return ret
-    def gcd(*args):
-        numbers = []
-        numbers.extend(spread(list(args)))
-        def helperGcd(x,y):
-            return x if not y else gcd(y,x%y)
-        return reduce((lambda x,y : helperGcd(x,y)),numbers)
+from functools import reduce
+def spread(arg):
+     ret = []
+     for i in arg:
+       if isinstance(i,list):
+         ret.extend(i)
+       else:
+         ret.append(i)
+     return ret
+def gcd(*args):
+    numbers = []
+    numbers.extend(spread(list(args)))
+    def helperGcd(x,y):
+        return x if not y else gcd(y,x%y)
+    return reduce((lambda x,y : helperGcd(x,y)),numbers)
 ```