Create big_diff.py

Author: TudorMurariu

List-2/big_diff.py

@@ -0,0 +1,9 @@
+def big_diff(nums):
+    mini = nums[0]
+    maxi = nums[0]
+    for i in range(len(nums)):
+        if nums[i] > maxi:
+            maxi = nums[i]
+        elif nums[i] < mini:
+            mini = nums[i]
+    return maxi-mini