Try it on: http://dev.covariant.cn/ or WeChat Miniprogram

1. Prepare: debian based linux, apache2 and csbuild requirements
2. Clone this repository into your system
3. Copy install.sh to some place you like
4. Modify the install_home settings in install.sh to where your local repo placed.
5. Setup crontab to call install script automatically.

POST following contents to server, and it will return the contents with stdout:

{
    "code": "<base64-of-code>",
    "stdin": "<base64-of-stdin>",
}

Our Public Server:

http://dev.covariant.cn/cgi/cs-online (unencrypted)
https://dev.covariant.cn/cgi/cs-online (encrypted)

postData = {
    code: window.btoa("<code-here>"), 
    stdin: window.btoa("<stdin-here>")
}

$.ajax({
    type: "post",
    url: "http://dev.covariant.cn/cgi/cs-online",
    data: JSON.stringify(postData),
    async: true,
    success: function (data) {
        // Your code here
    },
    error: function (data) {
        // Your code here
    }
})