第一題： 要求你設計一個能夠保存圖書信息的結構。圖書屬性包括：書名（title）、作者（author）和單價信息（ price），並按照下面要求完成對於各種圖書的相關操作。 /* struct books { char title[100]; char author[20]; double price; } doyle = { "My life as a budgie", "Mack Tom", 14.6 }; int main(void) { struct books dicken = { "Thinking in C++", "Stephen Prata", 78 }; struct books panshin = { .title = "C++ Primer", .author = "Stanley Lippman", .price = 92.5 }; printf("The title is :%s\nThe author is :%s\nThe price is :%lf\n", doyle.title, doyle.author, doyle.price); printf("\n"); printf("The title is :%s\nThe author is :%s\nThe price is :%lf\n", dicken.title, dicken.author, dicken.price); printf("\n"); printf("The title is :%s\nThe author is :%s\nThe price is :%lf\n", panshin.title, panshin.author, panshin.price); printf("\n"); printf("“Thinking in C++”這本書的價格調整後為：\n"); printf("\n"); printf("The title is :%s\nThe author is :%s\nThe price is :%lf\n", dicken.title, dicken.author, dicken.price = 85); return EXIT_SUCCESS; } */ 第二題： 為上面的關於圖書的程序，添加三個函數： /*(1)編寫顯示圖書信息函數show()。參數為結構的指針。顯示圖書信息的結構如下： The title is :My life as a budgie The author is :Mack Tom The price is :14.6 #include <stdio.h> #include <stdlib.h> struct Library { const char title[20]; const char author[10]; double price; } panshin; void show(struct Library *doy) { printf("The title is: %s\n The author is : %s\n The price is : %.1lf",doy->title, doy->author, doy->price); } int main(void) { struct Library doyle = { "My life as a budgie", "Mack Tom", 14.6 }; show(&doyle); return EXIT_SUCCESS; }*/ /*(2)編寫初始化結構變量函數init()，參數為結構的指針。函數功能是將結構變量中的成員進行初始化。 #include <stdio.h> #include <stdlib.h> struct Library { const char title[20]; const char author[10]; double price; } panshin; void init(struct Library *doyle, struct Library *dicken, struct Library *panshin) { doyle ->title; dicken ->author; panshin ->price; } int main(void) { struct Library doyle = { "My life as a budgie", "Mack Tom", 14.6 }; struct Library dicken ={ "Thinking in C++", "Stephen Prata", 78 }; struct Library panshin = { "C++ Prinner", "Stanley Lippman", 92.5 }; init(&doyle,&dicken,&panshin); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", doyle->title, doyle->author, doyle->price); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", dicken->title, dicken->author, dicken->price); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", panshin->title, panshin->author, panshin->price); return EXIT_SUCCESS; } */ /*(3)編寫從鍵盤上接受圖書信息的函數input()，參數為結構的指針。函數的功能是從鍵盤上接收相關圖 書信息，並將信息保存到指針所執行的圖書結構變量裡。 #include <stdio.h> #include <stdlib.h> struct Library { const char title[20]; const char author[10]; double price; }; void input(struct Library *doyle,struct Library dicken,){ scanf("%s%s%lf", doyle->title, doyle->author,&doyle->price); scanf("%s%s%lf",dicken->title, dicken->author, &dicken->price); scanf("%s%s%lf", panshin->title, panshin->author, &panshin->price); } int main(void) { struct Library doyle; struct Library dicken; struct Library panshin ; input(&doyle,&dicken,&panshin); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", doyle->title, doyle->author, doyle->price); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", dicken->title, dicken->author, dicken->price); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", panshin->title, panshin->author, panshin->price); return EXIT_SUCCESS; }*/ /*(4)主程序按照下面流程完成功能實現： a)定義三個圖書對象doyle、dicken、panshin。 b)對結構對象進行初始化。 c)從鍵盤上接收圖書信息，分別保存到三個圖書對象中。 d)輸出三個圖書對象的圖書信息。 #include <stdio.h> #include <stdlib.h> struct Library { const char title[20]; const char author[10]; double price; }doyle,dicken,panshin; int main(void) { struct Library doyle; struct Library dicken; struct Library panshin ; scanf("%s%s%lf", &doyle.title, &doyle.author, &doyle.price); scanf("%s%s%lf",&dicken.title, &dicken.author, &dicken.price); scanf("%s%s%lf", &panshin.title, &panshin.author, &panshin.price); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", doyle.title, doyle.author, doyle.price); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", dicken.title, dicken.author, dicken.price); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", panshin.title, panshin.author, panshin.price); return EXIT_SUCCESS; } */ 第三題： 創建一個圖書館library（結構數組），裡面一共包含了上面這三本書。 創建一個結構數組library，使用上面所設計的函數init()對每本書進行初始化。 使用上面所設計的函數input()從鍵盤上接收圖書信息。 使用上面的函數show，將輸入的圖書信息顯示出來。 #include <stdio.h> #include <stdlib.h> struct Library { const char title[20]; const char author[10]; double price; } book[3]; void input(struct Library *(book+1),struct Library *(book+2),struct Library *(book+3)){ scanf("%s%s%lf", (book+1)->title, (book+1)->author,&(book+1)->price); scanf("%s%s%lf",(book+2)->title, (book+2)->author, &(book+2)->price); scanf("%s%s%lf",(book+3)->title, (book+3)->author, &(book+3)->price); } void init() { struct Library book[3]; } void show(struct Library *(book+1), struct Library *(book+2), struct Library *(book+3)) { printf("The title is: %s\n The author is : %s\n The price is : %.1lf", (book+1)->title, (book+1)->author, (book+1)->price); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", (book+2)->title,(book+2)->author, (book+2)->price); printf("The title is: %s\n The author is : %s\n The price is : %.1lf", (book+3)->title, (book+3)->author, (book+3)->price); } int main(){ input(&(book+1),&(book+2),&(book+3)); init(); show(&(book+1),&(book+2),&(book+3)); return EXIT_SUCCESS; } 第四題： 設計一個表示汽車信息的結構。 int main(){ struct car { char name[20]; char sex[5]; char buyDate[20]; } owner = { "Jone", "M", "2008-01-01" }; struct company { char name[20]; char tel[10]; } leaseCompany = { "hualong", "010-88064420" }; union data { struct car owner; struct company leaseCompany; }; struct carData { char make[20]; int status; union data { struct car owner; struct company leaseCompany; } ownerInfo; } ; struct carData flits = { .status = 0, .make = "volvo", .ownerInfo.ownerCar.sex = 'M', .ownerInfo.ownerCar.buyDate = '2008-11-21', .ownerInfo.ownerCar.name = 'Rebort Carter' }; return 0; } 第五題： Wiliam Wingate從事比薩分析服務。對於每個比薩餅，他都需要記錄下列信息： 1.比薩餅公司的名稱。可以有多個單詞組成。 2.比薩餅的直徑。 3.比薩餅的重量。 請設計一個能夠存儲這些信息的結構,並編寫一個使用這種結構變量的程序。 程序將請求用戶輸入上述信息，然後顯示這些信息。 /*int main(){ struct pisa{ char name[20]; int zhijing; int zhongliang; }a={"Wiliam Wingate",6,2}; printf("比薩餅公司的名稱：%s\n比薩餅的直徑:%d\n比薩餅的重量:%d \n",a.name,a.zhijing,a.zhongliang); return 0; }*/ 第六題： 要求設計一個能夠保存學生信息的結構。學生信息包括：姓名（Name）、年級（Grade）和成績（score） ，並按照下面要求完成對於學生信息的操作。 /*struct stu { char Name[100]; char Grade[20]; int score; } stu1 = { "姜楠", "二年級", 78}; int main(void) { struct stu stu2 = { "何北", "二年級", 85 }; struct stu stu3 = { .Name = "董璐", .Grade = "二年級", .score = 99 }; printf("The Name is :%s\nThe Grade is :%s\nThe Score is :%d\n", stu1.Name, stu1.Grade, stu1.score); printf("\n"); printf("The Name is :%s\nThe Grade is :%s\nThe Score is :%d\n", stu2.Name, stu2.Grade, stu2.score); printf("\n"); printf("The Name is :%s\nThe Grade is :%s\nThe Score is :%d\n", stu3.Name, stu3.Grade, stu3.score); printf("\n"); return EXIT_SUCCESS; }*/ 第七題： 為上面關於學生信息的程序添加三個函數： 1.編寫顯示學生信息的函數showInfo（），參數為結構的指針。顯示學生信息的結構如下： The Name is:Donglu The Grade is:Two The Score is:99 #include <stdio.h> #include <stdlib.h> struct Student { char Name[20]; int Grade[4]; int score; }; void showInfo(struct Student *stu3) { printf("The Name is：%s\n The Grade is:%d\n The Score is :%d", stu3->Name, stu3->Grade,stu3->score); } int main() { struct Student stu3 = { 'Donglu', 'Two', 99 }; showInfo(&stu3); return EXIT_SUCCESS; } * */ /* * 2.編寫初始化結構變量的函數init（），參數為結構的指針。函數功能是將結構變量中的成員進行初始 化。 #include <stdio.h> #include <stdlib.h> struct Student { char Name[20]; int Grade[4]; int score; }; void init(struct Student *stu1,struct Student *stu2,struct Student *stu3){ stu1->Name; stu1->Grade; stu1->score; stu2->Name; stu2->Grade; stu2->score; stu3->Name; stu3->Grade; stu3->score; } */ /*3.編寫從鍵盤上接收學生信息的函數input（），參數也是結構的指針。函數的功能是從鍵盤上接收相關 學生信息，並把信息保存到指針所指向的結構變量裡。 #include <stdio.h> #include <stdlib.h> struct Student { char Name[20]; int Grade[4]; int score; }; void input(struct Student *stu1,struct Student *stu2,struct Student *stu3){ scanf("%s%d%d",&stu1->Name,&stu1->Grade,&stu1->score); scanf("%s%d%d",&stu2->Name,&stu2->Grade,&stu2->score); scanf("%s%d%d",&stu3->Name,&stu3->Grade,&stu3->score); } */ /*4.主函數按照下面流程完成功能實現： a)定義三個學生對象stu1，stu2,stu3. b)對結構對象進行初始化. c)從鍵盤上接收學生信息，分別保存到三個學生對象中。 d)輸出三個學生對象的信息。 #include <stdio.h> #include <stdlib.h> struct Student { char Name[20]; int Grade[4]; int score; }; void input(struct Student *stu1,struct Student *stu2,struct Student *stu3){ scanf("%s%d%d",&stu1->Name,&stu1->Grade,&stu1->score); scanf("%s%d%d",&stu2->Name,&stu2->Grade,&stu2->score); scanf("%s%d%d",&stu3->Name,&stu3->Grade,&stu3->score); } int main(){ struct Student stu1; struct Student stu2; struct Student stu3; input(&stu1,&stu2,&stu3); printf("The Name is：%s\n The Grade is:%d\n The Score is :%d", stu1->Name,stu1- >Grade,stu1->score); printf("The Name is：%s\n The Grade is:%d\n The Score is :%d", stu2->Name,stu2- >Grade,stu2->score); printf("The Name is：%s\n The Grade is:%d\n The Score is :%d", stu3->Name,stu3- >Grade,stu3->score); } */ 第八題： 用一個數組存放圖書信息，每本圖書包含書名（booktitle）、作者（author）、出版年月（date）、出版 社（publishunit）、借出數目（lendnum）、庫存數目（stocknum）等信息。編寫程序輸入若干本圖書的 信息，按出版年月排序後輸出。 #include <stdio.h> #include <stdlib.h> struct Data { int year; int month; int day; }; struct library { char booktitle[50]; char author[10]; struct Data data; char publishunit[100]; int lendnum; int stocknum; }; int main() { int i, j, n, temp = 0; struct library book[n]; printf("請輸入要處理的圖書數量：\n"); fflush(stdout); scanf("%d", &n); for (i = 0; i < n; i++) { printf("請輸入第%d本書的信息：\n", i + 1); printf("書名："); fflush(stdout); scanf("%s", &book[i].booktitle); printf("作者："); scanf("%s", &book[i].author); printf("出版年月："); scanf("%s", &book[i].data); printf("出版社："); scanf("%s", &book[i].publishunit); printf("借出數："); scanf("%s", &book[i].lendnum); printf("庫存數："); scanf("%s", &book[i].stocknum); } for (i = 0; i < n - 1; i++) { for (j = i + 1; j < n; j++) { if (book[i].publishunit < book[j].publishunit) { temp = book[i]; book[i] = book[j]; book[j] = temp; } } printf("\n排序後的圖書信息："); for (i = 0; i < n; i++) { printf( "\n書名： %s\n, 作者： %s\n, 出版年月： %s\n, 出版 社： %s\n, 借出數： %s\n, 庫存數：%s\n", book[i].booktitle, book[i].author, book[i].data, book[i].publishunit, book[i].lendnum, book [i].stocknum); } } return EXIT_SUCCESS; } 第九題： 編寫程序，用union實現兩個數的加、減、乘、除運算，每種運算用函數完成，並請考慮多個數的運算如何 實現。 union yunsuan{ int a; int b; }f; int add(int a,int b) { int sum =0; f.a = a; sum+= f.a; f.b = b; sum+=f.b; printf("%d\n",sum); return sum; } int jian(int a,int b){ int sum =0; f.a = a; sum-=f.a; f.b =b; sum-=f.b printf("%d\n",sum); return sum; } int cheng(int a,int b){ int sum =0; f.a = a; sum*=f.a; f.b =b; sum*=f.b printf("%d\n",sum); return sum; } int chu(int a,int b){ int sum =0; f.a = a; sum/=f.a; f.b =b; sum*/=f.b printf("%d\n",sum); return sum; }
