2022年上半年华南师范大学计算机科学与技术（加考）上机实践解题报告

#include "stdio.h"
#include "string.h"
#define N 5

// 定义结构体
struct Book{
  int BookNo;
  char BookName[20];
  int Total;
  int Lend;
  int Have;
  float Value;
}books[N];

// 输入书本
void InputBooks(){
  printf("~~~~~~~~请输入书本的信息~~~~~~~~\n",N);
  printf("编号  书名   总数  借出  价格\n");
  for(int i=0;i<N;i++){
    scanf("%d\t",&books[i].BookNo);
    scanf("%s\t",books[i].BookName);
    scanf("%d\t",&books[i].Total);
    scanf("%d\t",&books[i].Lend);
    scanf("%f",&books[i].Value);
    books[i].Have=books[i].Total - books[i].Lend;
  }

};

// 书本排序
void SortBooks(){
  for(int i=0;i<N;i++){
    for(int j=0;j<N-i-1;j++){
      if(books[j].Have<books[j+1].Have){
        struct Book temp = books[j];
        books[j] = books[j+1];
        books[j+1] = temp;
      }
    }
  }
};

// 输出书本
void PrintBooks(){
  printf("~~~~~~~~输入的书本信息为~~~~~~~~\n",N);
  printf("编号  书名   总数  借出  剩余  价格\n");
  for(int j=0;j<N;j++){
    printf("%-5d",books[j].BookNo);
    printf("%-7s",books[j].BookName);
    printf("%-5d",books[j].Total);
    printf("%-5d",books[j].Lend);
    printf("%-5d",books[j].Have);
    printf("%.2f\n",books[j].Value);
  }
};

// 查找书本
void ValueSearch(char *BookName){
  int isHave=0;
  for(int i=0;i<N;i++){
    if(strcmp(books[i].BookName,BookName)==0){
      printf("查找到%s，价格为%.2f元\n",books[i].BookName,books[i].Value);
      isHave=1;
      break;
    }
  };
  if(isHave==0){
    printf("未查询到书本%s\n",BookName);
  }
};

int main(){
  
  InputBooks();
  SortBooks();
  PrintBooks();
  
  printf("~~~~~~~~~~~查找书本~~~~~~~~~~~\n",N);
  
  char BookName1[20];
  printf("请输入要查找的书名:");
  rewind(stdin);
  scanf("%s",BookName1);
  ValueSearch(BookName1);
  
  
  printf("~~~~~~~~~~~查找书本~~~~~~~~~~~\n",N);
  char BookName2[20];
  printf("请输入要查找的书名:");
  rewind(stdin);
  scanf("%s",BookName2);
  ValueSearch(BookName2);
  
  return 0;
  
};