Nim : 接近 LISP 的语言

var x = 1
let y = 2

x = 2
# y = 1            # ERROR : immutable

case x
of   1 : echo 1
of   2 : echo 2
else   : discard

from strutils import parseInt

echo parseInt "123456"

for i in 0..1_000_000 :
    echo(parseInt(readLine(stdin)))

for i in 0..10 :
    echo "Hello World"[0..i]