diff --git a/artifacts/FastReverseTest.jar b/artifacts/FastReverseTest.jar
new file mode 100644
index 0000000..f3d1384
Binary files /dev/null and b/artifacts/FastReverseTest.jar differ
diff --git a/artifacts/Md2HtmlTest.jar b/artifacts/Md2HtmlTest.jar
new file mode 100644
index 0000000..228be12
Binary files /dev/null and b/artifacts/Md2HtmlTest.jar differ
diff --git a/artifacts/ReverseTest.jar b/artifacts/ReverseTest.jar
new file mode 100644
index 0000000..86ec21b
Binary files /dev/null and b/artifacts/ReverseTest.jar differ
diff --git a/artifacts/SumTest.jar b/artifacts/SumTest.jar
new file mode 100644
index 0000000..1a0bb8d
Binary files /dev/null and b/artifacts/SumTest.jar differ
diff --git a/artifacts/WordStatTest.jar b/artifacts/WordStatTest.jar
new file mode 100644
index 0000000..a047faa
Binary files /dev/null and b/artifacts/WordStatTest.jar differ