Is this right?

hello-world/description.md

@@ -0,0 +1 @@
+Use your favorite programming language to print `Hello, world!` to stdout!

hello-world/generator.py

@@ -0,0 +1,3 @@
+fin = open("case_number", "r")
+
+# Do nothing, as there is no input.

hello-world/grader.py

@@ -0,0 +1,4 @@
+fin = open("program_output", "r")
+
+output = fin.read().strip()
+print "OK" if output == "Hello, world!" else "FAIL"

hello-world/problem.yml

@@ -0,0 +1,11 @@
+author: mzhang
+title: Hello, world!
+hint: Having trouble? Check out our tutorial!
+category: Programming
+autogen: false
+programming: true
+value: 10
+
+test_cases: 1
+time_limit: 1000
+memory_limit: 1024