#include <stdio.h>
#include <string.h>
struct books{          /* 构造结构体 */
    char name;          /* 名称 */
    int price;              /* 定价 */
    }b,book[10]; 
int search_book(struct books *p);
int main()
{
    int i;
    for(i=0;i<10;i++)      /*键盘输入是本书的名称和价格*/
    {
        scanf("%c,%d\n",&book[i].name,&book[i].price);
    }
    search_book(struct books book);/*调用搜索结果*/
    return 0;
}    
int search_book(struct books *p)    /*查书*/
{
    int i;
    scanf("%c\n",b.name);
    for(i=0;i<10;i++)
    {
        if(b.name==p->name)
            printf("%c,%d\n",book[i].name,book[i].price);
        p++;
    }
    return 0;
}
int arrange_book(struct books a[])
{
    int i,temp;
    char tempc;
    for(i=0;i<10;i++)         /*输出价格最高的书*/
    {
        if(a[i].price<=a[i+1].price)
        {
            tempc=a[i].name;
            temp=a[i].price;
            a[i].name=a[i+1].name;
            a[i].price=a[i+1].price;
            a[i+1].name=tempc;
            a[i+1].price=temp;
        }
    }
    printf("%c,%d\n",a[i].name,a[i].price);
    for(i=0;i<10;i++)         /*输出价格最低的书*/
    {
        if(a[i].price>=a[i+1].price)
        {
            tempc=a[i].name;
            temp=a[i].price;
            a[i].name=a[i+1].name;
            a[i].price=a[i+1].price;
            a[i+1].name=tempc;
            a[i+1].price=temp;
        }
    }
    printf("%c,%d\n",a[i].name,a[i].price);
    return 0;
}