1、定义一个结构体类型book,成员有书名bName,定价fPrice,数量count...答:include <stdio.h>typedef struct book{ float fPrice; unsigned int count; const char *bName;} book;int main(int argc, char const *argv[]){ book books[] = { { "hello", 1, 2 }, { "world", 2, 3 }, { "byebye", 3.3, 4} }; double sum...