diff --git "a/4st/Eunseong/A \353\202\230\353\210\204\352\270\260 B.java" "b/4st/Eunseong/A \353\202\230\353\210\204\352\270\260 B.java"
new file mode 100644
index 00000000..9936f76e
--- /dev/null
+++ "b/4st/Eunseong/A \353\202\230\353\210\204\352\270\260 B.java"	
@@ -0,0 +1,8 @@
+import java.util.Scanner;
+
+class Main {
+    public static void main(String args[]) {
+        Scanner s = new Scanner(System.in);
+        System.out.print((double)s.nextInt() / s.nextInt());
+    }
+}
\ No newline at end of file