Create bulls_and_cows.py

Author: avidLearnerInProgress

bulls_and_cows.py

@@ -0,0 +1,17 @@
+class Solution:
+    def getHint(self, secret: str, guess: str) -> str:
+        d = {}
+        bull, cow = 0,0
+
+        for index,s in enumerate(secret):
+            if guess[index] == s:
+                bull += 1
+            else:
+                d[s] = d.get(s,0) + 1
+
+        for index,s in enumerate(secret):
+            if (guess[index] != s) & (d.get(guess[index],0) != 0):
+        	    cow += 1
+        	    d[guess[index]] -= 1
+        	    
+        return str(bull) + "A" + str(cow) + "B"