diff --git a/src/main/java/problemset/a3228/MaximumNumberOfOpsToMoveOnesToTheEnd.java b/src/main/java/problemset/a3228/MaximumNumberOfOpsToMoveOnesToTheEnd.java
new file mode 100644
index 0000000..d038a7d
--- /dev/null
+++ b/src/main/java/problemset/a3228/MaximumNumberOfOpsToMoveOnesToTheEnd.java
@@ -0,0 +1,18 @@
+package problemset.a3228;
+
+public class MaximumNumberOfOpsToMoveOnesToTheEnd {
+    public int maxOperations(String s) {
+        int res = 0, countOnes = 0;
+        int n = s.length();
+
+        for (int i = 0; i < n; i++) {
+            char curr = s.charAt(i);
+
+            if (curr == '1')
+                countOnes++;
+            else if (i > 0 && s.charAt(i - 1) == '1')
+                res += countOnes;
+        }
+        return res;
+    }
+}
diff --git a/src/test/java/problemset/a3228/MaximumNumberOfOpsToMoveOnesToTheEndTest.java b/src/test/java/problemset/a3228/MaximumNumberOfOpsToMoveOnesToTheEndTest.java
new file mode 100644
index 0000000..938ba13
--- /dev/null
+++ b/src/test/java/problemset/a3228/MaximumNumberOfOpsToMoveOnesToTheEndTest.java
@@ -0,0 +1,30 @@
+package problemset.a3228;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class MaximumNumberOfOpsToMoveOnesToTheEndTest {
+
+    private MaximumNumberOfOpsToMoveOnesToTheEnd max;
+    private String testcaseOne;
+    private String testcaseTwo;
+
+    @BeforeEach
+    void setUp() {
+        max = new MaximumNumberOfOpsToMoveOnesToTheEnd();
+        testcaseOne = "1001101";
+        testcaseTwo = "00111";
+    }
+
+    @Test
+    void test_maxOperations_happyCase() {
+        assertEquals(4, max.maxOperations(testcaseOne));
+    }
+
+    @Test
+    void test_maxOperations_edgeCase() {
+        assertEquals(0, max.maxOperations(testcaseTwo));
+    }
+}
\ No newline at end of file