C language_ Defining structures and using variables

Define the structure and use variables

01—— Define structural variables note ：

While declaring , Defining variables , Use less as far as possible

02—— Initialize a structure variable and reference （ The first one is ）：

Define a structure ：

initialization ：

quote ：

03—— Initialize a structure variable and reference （ The second kind ）：

Define a structure ：

initialization ：

quote ：

Example ： Enter the names of two students , Student number , achievement , Output student information with high grades ：