new tasks

Task/Delete_a_file/Java/delete_a_file.java

@@ -0,0 +1,18 @@
+import java.util.File;
+public class FileDeleteTest {
+   public static boolean deleteFile(String filename) {
+       boolean exists = new File(filename).delete();
+       return exists;
+   }
+   public static void test(String type, String filename) {
+       System.out.println("The following " + type + " called " + filename +
+           (deleteFile(filename) ? " was deleted." : " could not be deleted.")
+       );
+   }
+   public static void main(String args[]) {
+        test("file", "input.txt");
+        test("file", File.seperator + "input.txt");
+        test("directory", "docs");
+        test("directory", File.seperator + "docs" + File.seperator);
+   }
+}