Create sum.java
Create sum.go
Create sum.js
Merge pull request #1 from chaosink/master

Common Lisp
Create sum.php
Merge pull request #2 from chaosink/master

million to billion
Merge pull request #3 from chaosink/master

Commen Lisp
million to billion
fix java start value
time&python3&fix shell
Merge pull request #1 from JinweiClarkChao/master

Merge from main repository