{"path":"1665479","ref":"ConstructDomian².md","title":"Construct Domian²","content":"![](http:\/\/www.rhinostudio.cn\/files\/course\/2019\/01-11\/234029d98c94389349.png)\n\n## **Construct Domian²构建二维区间**\n\n上下两个运算器其实干的都是一件事儿，通过输入四个值或两个一维区间，构建一个二维区间"}