add INSTALL file

qindazhu · qindazhu · commit 3dd5a7b20ab9 · 2020-04-25T20:17:20.000+08:00
diff --git a/INSTALL b/INSTALL
@@ -0,0 +1,9 @@
+The installation instructions are
+
+    mkdir build
+    cd build
+    cmake ..
+    make
+
+You can run tests with
+    make test
