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diff --git a/challenge-192/vamsi-meenavilli/java/ch_1.java b/challenge-192/vamsi-meenavilli/java/ch_1.java
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+import org.junit.jupiter.api.Test;
+import java.util.HashMap;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+/*
+Week 192:
+
+    https://theweeklychallenge.org/blog/perl-weekly-challenge-192
+
+	Task 1: Binary Flip
+	You are given a positive integer, $n.
+	Write a script to find the binary flip.
+
+*/
+public class main {
+    public static Map<Character, Character> binaryNumberMap = new HashMap();
+
+    static {
+        binaryNumberMap.put('0', '1');
+        binaryNumberMap.put('1', '0');
+    }
+
+    public static void main(String[] args) {}
+
+    public static Integer binaryFlip(Integer number) {
+        var flippedBinaryNumber = new StringBuilder();
+
+        for (char c : Integer.toBinaryString(number).toCharArray()) {
+            flippedBinaryNumber.append(binaryNumberMap.get(c));
+        }
+
+        return Integer.parseInt(flippedBinaryNumber.toString(), 2);
+    }
+
+    @Test
+    public void binaryFlipTest() {
+        assertEquals(binaryFlip(5), 2, "Example 1 Failed.");
+        assertEquals(binaryFlip(4), 3, "Example 2 Failed.");
+        assertEquals(binaryFlip(6), 1, "Example 3 Failed.");
+    }
+}