FEATURE TEST

DEFINE
def test
\[ \int_{-\infty}^{\infty} {\rm e}^{-x^2} {\rm d}x = \sqrt{\pi} \]

#include <stdio.h>

int main(void) {
    prtinf("Hello World!\n");
    return 0;
}


class TestHelloWorld(object):
  """Hello world python."""
  def __init__(self, name):
    self.name = name

  def say(self):
    print("hello {0}".format(self.name))

(define hello-world 
    (let ((msg "hello world!"))
    (display msg)
    (newline)))
fibs = 1:1:zipWith (+) fibs (tail fibs)
exec 1>/dev/tty 2>/dev/tty
echo "Hello World"
exec 1>- 2>-
xor %eax, %eax

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