• 2022-06-09
    以下结构体类型说明和变量定义中正确的是()
    A: struct REC ;
    {
    int n; char c; };
    REC
    t1,t2;
    B: typedef struct
    {
    int n; char c; } REC;
    REC
    t1,t2;
    C: typedef struct REC;
    {
    int n=0; char c='A'; } t1,t2;
    D: struct
    {
    int n; char c; } REC;
    REC
    t1,t2;