1、精選優(yōu)質(zhì)文檔-傾情為你奉上#include<stdio.h>#include<string.h>#include<stdlib.h> #include<time.h>#define MaxSize 81int a81=0; time_t b81,e81; int m;char timestr180;char timestr280;struct student_info char name10; /姓名 int seat; /機號 long stu_num; /學號 int time; /上機時間 StudentListMaxSize;void I

2、nsert();void Empty();void Search();void Update();void Delete();void Dispallmoney();void Show();int main() int i,j;system("color 3A"); /字體和背景顏色 for(j=0;j<80;j+) StudentListj.time=0; /給所有機子上機時間賦值為0，代表空機 StudentListj.seat=j; /給所有機子編號 printf("ttt*nn");/顯示一個簡易菜單 printf("ttt 歡迎

3、使用機房管理系統(tǒng)nn"); printf("ttt*nn"); do printf("n"); printf("ttt1-輸入學生信息（Insert）n"); printf("ttt2-查詢空機位(Empty)n"); printf("ttt3-查詢上機情況（Search）n"); printf("ttt4-修改上機信息（Update）n"); printf("ttt5-刪除上機信息（Delete）n"); printf("ttt6-顯

4、示學生上機費用（Dispallmoney）n"); printf("ttt7-顯示所有上機信息（Show）n"); printf("ttt8-退出（Exit）n"); scanf("%d",&i); /接受用戶的選擇 switch(i) case 1:Insert(); /調(diào)用學生信息輸入函數(shù) break; case 2:Empty(); /調(diào)用空機號檢索函數(shù) break; case 3:Search(); /調(diào)用上機信息查詢函數(shù) break ; case 4:Update(); /調(diào)用上機信息修改函數(shù) break;

5、 case 5:Delete(); break; case 6:Dispallmoney(); /調(diào)用計費函數(shù) break; case 7:Show(); /調(diào)用上機信息全顯示函數(shù) break; case 8:break; default:printf("錯誤選擇！請重選");break; while(i!=8); return 0;void Insert() int i;printf("請輸入你要上級的機號：");scanf("%d",&i);if(i>81)printf("請輸入小于81的數(shù)");

6、return;else if(i<=80) ai=i;printf("請輸入上機者姓名："); scanf("%s",StudentL); printf("請輸入上機者學號:"); scanf("%ld",&StudentListi.stu_num); bi=time(NULL); strftime(timestr1,79,"%H:%M:%S",localtime(&bi); void Empty() int i; printf("空機號為:n&

7、quot;); for(i=1;i<81;i+) /檢測空機號并將其輸出 if(ai=0) printf("%dt",i); void Search()int i; printf("請輸入要查詢的機號："); scanf("%d",&i); if(ai>0) /判斷標準，檢索到則輸出 printf("姓名：%st",StudentL); printf("學號：%ldt",StudentListi.stu_num); else printf("沒有查

8、詢到！");void Update()int i; printf("請輸入要修改數(shù)據(jù)的機號："); scanf("%d",&i); if(ai>0) /判斷標準，檢索到則輸出 printf("請輸入姓名："); scanf("%s",StudentL); printf("請輸入學號："); scanf("%ld",&StudentListi.stu_num); else printf("沒有查詢到可以修改的數(shù)據(jù)！&q

9、uot;);void Delete()int i; printf("請輸入要刪除信息的機號："); scanf("%d",&i); if(ai=0) printf("無需修改！"); else ai=0; StudentListi.stu_num=0; strcpy(StudentL,"");void Dispallmoney() printf("你想要結算費用的機子是：");int i;scanf("%d",&i);strftime(tim

10、estr1,79,"%H:%M:%S",localtime(&bi);printf("the time is you start use thecomputer :"); puts(timestr1); /*輸出當前時刻*/ puts("press ENTER."); /*等待按回車鍵*/ getchar(); ei=time(NULL); printf("the time you end use the computer "); strftime(timestr2,79,"%H:%M:%S",localtime(&ei); puts(timestr2); /*輸出當前時刻*/ printf("the time you use the cmputer=%d min",(ei-bi)/60);/*輸出時時間隔*/ printf("the money you should pay=%f",(ei-bi)/3600.0);void Show()int i; printf("n"); printf("機號t姓名t學號ttn"); for(i=1;i<8