Spark 
This is a clone of spark by @holman written in rust.
Example usage
$ spark 0 30 55 80 33 150
▁▂▃▅▂▇$ echo "0,30,55,80,33,150" | spark
▁▂▃▅▂▇▁▂▃▅▂▇ in your Rust.
This is a clone of spark by @holman written in rust.
$ spark 0 30 55 80 33 150
▁▂▃▅▂▇$ echo "0,30,55,80,33,150" | spark
▁▂▃▅▂▇▁▂▃▅▂▇ in your Rust.