solves bulls and cows

Author: anishLearnsToCode

src/BullsAndCows.java

@@ -0,0 +1,16 @@
+public class BullsAndCows {
+    public static String getHint(String secret, String guess) {
+        int bulls = 0, cows = 0;
+        int[] count = new int[10];
+        for (int index =0 ; index < secret.length() ; index++) {
+            if (secret.charAt(index) == guess.charAt(index)) {
+                bulls++;
+            } else {
+                if (count[secret.charAt(index) - '0']++ < 0) cows++;
+                if (count[guess.charAt(index) - '0']-- > 0) cows++;
+            }
+        }
+
+        return bulls + "A" + cows + "B";
+    }
+}