源代碼.txt

1、#include頭文件說明#include#include#include字符串函數(shù)#include內(nèi)存操作函數(shù)#include字符操作函數(shù)#include動態(tài)地址分配函數(shù)#defineLsizeof(S)typedefstructstu定義結(jié)構(gòu)體數(shù)組用于緩存數(shù)據(jù)num[6]name[5]intsce[3]intsumfloataverageintderstructstunextS各函數(shù)聲明Sinitiate()初始化函數(shù)intmenu

2、_()菜單函數(shù)Screate()創(chuàng)建鏈表voidprint(Shead)顯示全部記錄voidsearch(Shead)查找記錄S(Shead)刪除記錄Sst(Shead)排序S(SheadSnew)插入記錄voidsave(Shead)保存文件Sload()讀文件主函數(shù)界面main()Sheadnewhead=initiate()鏈表初始化使head的值為NULLf()循環(huán)無限次switch(menu_())case1:head=cre

3、ate()breakcase2:print(head)breakcase3:search(head)breakcase4:head=(head)breakcase5:head=st(head)breakcase6:head=(headbreakbreakcase8:head=load()breakcase9:exit(0)如菜單返回值為9則程序結(jié)束初始化函數(shù)Sinitiate()returnNULL返回空指針doprintf(“sce%

4、d:“i1)scanf(“%d“if(psce[i]sce[i]100)確保成績在0~100之間printf(“Dataerrpleaseenteragain.n“)while(psce[i]sce[i]100)s=spsce[i]累加各門成績psum=s將總分保存paverage=(float)s3先用強制類型轉(zhuǎn)換將s轉(zhuǎn)換成float型再求平均值pder=0未排序前此值為0pnext=head將頭結(jié)點做為新輸入結(jié)點的后繼結(jié)點head=

5、p新輸入結(jié)點為新的頭結(jié)點return(head)顯示全部記錄函數(shù)voidprint(Shead)inti=0統(tǒng)計記錄條數(shù)Sp移動指針clrscr()p=head初值為頭指針printf(“nSn“)printf(“n“)printf(“|Num|Name|Sc1|Sc2|Sc3|Sum|Ave|der|n“)printf(“n“)while(p!=NULL)iprintf(“|%3d|%4s|%4s|%3d|%3d|%3d|%3d|%4

6、.2f|%5d|n“ipnumpnamepsce[0]psce[1]psce[2]psumpaveragepder)p=pnextprintf(“n“)printf(“ENDn“)查找記錄函數(shù)voidsearch(Shead)Sp移動指針s[5]存放姓名用的字符數(shù)組clrscr()printf(“Pleaseenternamefsearching.n“)scanf(“%s“s)p=head將頭指針賦給pwhile(strcmp(pnam