lama_byterun/regression/test028.lama

var n, i, result;

fun fact (n) {
  if n <= 1
  then result := 1
  else
    fact (n-1);
    result := result * n
  fi
}

n := read ();

for i := n, i >= 1, i := i-1 do
  fact (i);
  write (i);
  write (result)
od