bitwise sign comparison

Author: ZapDos7

src/binary/compareSigns/IntSignsComparator.java

@@ -0,0 +1,20 @@
+package binary.compareSigns;
+
+import utils.InputReader;
+
+// x ^ y is negative if x and y have opposite signs
+public class IntSignsComparator {
+    public static void main(String[] args) {
+        System.out.print("Input a number: ");
+        int x = InputReader.readInt();
+        System.out.print("Input another number: ");
+        int y = InputReader.readInt();
+
+        if ((x ^ y) < 0) {
+            System.out.println("They have opposite signs");
+        }
+        else {
+            System.out.println("They have the same sign");
+        }
+    }
+}