/in/Main.java:1: error: class, interface, or enum expected
def test_case(*args)
^
/in/Main.java:11: error: unclosed character literal
  file "#{id}.in" => ['Rakefile'] do |t|
                      ^
/in/Main.java:11: error: unclosed character literal
  file "#{id}.in" => ['Rakefile'] do |t|
                               ^
/in/Main.java:19: error: unclosed character literal
rule '.exe' => '.cpp' do |t|
     ^
/in/Main.java:19: error: unclosed character literal
rule '.exe' => '.cpp' do |t|
          ^
/in/Main.java:19: error: unclosed character literal
rule '.exe' => '.cpp' do |t|
               ^
/in/Main.java:19: error: unclosed character literal
rule '.exe' => '.cpp' do |t|
                    ^
/in/Main.java:28: error: unclosed character literal
$SOLUTION = 'graph.exe'
            ^
/in/Main.java:28: error: illegal line end in character literal
$SOLUTION = 'graph.exe'
                      ^
9 errors