diff --git a/.github/data/problems.json b/.github/data/problems.json
index 53dd96517..cdd6e1090 100644
--- a/.github/data/problems.json
+++ b/.github/data/problems.json
@@ -1401,6 +1401,10 @@
         {
             "day": "19",
             "title": "Minimum Number of Days to Make m Bouquets"
+        },
+        {
+            "day": "20",
+            "title": "Magnetic Force Between Two Balls"
         }
     ],
     "07- July": [
diff --git a/06- June/20- Magnetic Force Between Two Balls/.gitkeep b/06- June/20- Magnetic Force Between Two Balls/.gitkeep
new file mode 100644
index 000000000..e69de29bb