picrin-scheme/picrin — pull request #208 by KeenS (2014-09-06 06:07:19+00:00)
Title: tune parameter. optimized to my laptop

profile is here.
https://gist.github.com/KeenS/6b0a6e4144b312bbc968

```
time make test-r7rs
make test-r7rs 1.68s user 0.23s system 98% cpu 1.931 total
```

fast.