diff --git a/src/main/java/core/basesyntax/BooleanExpression.java b/src/main/java/core/basesyntax/BooleanExpression.java
index f8cfc8e..32aa402 100644
--- a/src/main/java/core/basesyntax/BooleanExpression.java
+++ b/src/main/java/core/basesyntax/BooleanExpression.java
@@ -14,6 +14,6 @@ public class BooleanExpression {
      * без использования конструкций if-else</p>
      */
     public boolean booleanExpression(boolean a, boolean b, boolean c, boolean d) {
-        return false;
+        return (a ^ b) && (c ^ d) || (a ^ c) && (b ^ d);
     }
 }