#include<stdio.h>#include<stdlib.h>#include<string.h>{charname[8];voidcreat()數(shù)創(chuàng)建一個二進制文件針//創(chuàng)建新數(shù)據(jù)文件的函用于存放學生數(shù)據(jù){personnode*person;person=(personnodemallocsizeof(personnode));//為節(jié)點分配內(nèi)存scanf("%s",filename);if((fp=fopen(filename,"w+"))==NULL){printf("\n你沒有輸入文件名，不能找到文exit);}printf("\n請輸入姓名，學號(相同的長度)和房號，以空格隔開，以#結束\n");scanf("%s",person->name);while(strcmp(person->name,"#"))//該循環(huán)用于控制學生信息的錄入當輸入#時學生信息錄入完畢{scanf("%s%s",person->xh,person->fh);fprintf(fp,"%-10s%-20s%-50s\n",person->name,person->xh,person->fh);scanf("%s",person->name);}fclose(fp);}voidreadfile()//文件讀取函數(shù)用于打開已有的二進制數(shù)據(jù)文件dnLL{nthefilen}}voidoutput()//輸出函數(shù)用于輸出文件的全{personnode*person;charname1[8],name2[8],name3[8];charxh1[16],xh2[16],xh3[16];charfh1[30],fh2[30],fh3[30];person=(personnode*)malloc(sizeof(personnode));amerNULL{thefile}while(!feof(fp))//此循環(huán)用于對文件數(shù)據(jù)中關鍵字學號進行從小到大冒泡排序{iffpfopenfilenamer))==NULL){printf("\ncan'topenthefile");exit);}while(!feof(fp))//從文件頭開始遍歷{while(!feof(fp))//對兩組數(shù)據(jù)進行排序{//獲取ftellfp//獲取文件內(nèi)部當前指針位置ssnpersonnamepersonxhpoffset2=ftell(fp);//獲取fscanf(fp,"%s%s%s\n",person->name,person->xh,pnxhstrcpyfhperson>fh);nxhnxhdstrcmpxhxhif(b==c&&d>0)//如果學號1大于等于學號2則交換全部數(shù)據(jù){SETntffpsssnpersonnameonfhntffpsssnpersonnameonfhfseek(fp,offset2,SEEK_SET);///將文件位置指針while(!feof(fp))//此循環(huán)用于判斷學號是否有序{offset1=ftell(fp);fscanf(fp,"%s%s%s\n",person->name,person->xh,person->fh);strcpy(xh1,person->xh);if(feof(fp)){a=1;break;}offset2=ftell(fp);fscanf(fp,"%s%s%s\n",person->name,person->xh,person->fh);if(b==c&&d<=0)a=1;//若a}fsetSEEKSET}*******************\n");printf("%35s\n","thefile(thefilehavaprintffsssnnamestudentnumbwhilefeoffp)){出文件ssnpersonnamepersonxhpsssnpersonnamepersonhpersonfh}printf********************************\n\n");}voidsearch{ocsizeofpersonnodeprintf("\npleaseenterthenameheadyouneed:");{printf\ncan'topenthefile");}while(!feof(fp)){fscanf(fp,"%s%s%s\n",person->name,person->xh是否相同相同則輸出結果否則輸出未找到記錄{printf("\n\nhaveserched,thecourrentis:");sssnpersonnamepersonhpersonfh}}currentofthisspeople\n");}voidsearch學號搜索函數(shù){charxhkey6];sonnodepersonnpersonnode*)malloc(sizeof(personnode));wanttoserch：");eyLL{nthefile}whilefeoffp)){fscanf(fp,"%s%s%s\n",person->name,person->xhif(!strcmp(xhkey,person->xh))////否則輸出未找到記錄{printf("\n\nhavegotit,thecurrentprintf("%-10s%-20s%-50s\n",person->name,person->xh,person->fh);}}otthecurrentofthisspeople\n");}search{ocsizeofpersonnode{}{fscanf(fp,"%s%s%s\n",person->name,person->xh//比較是否相同相同則輸出結果否則輸出未找到記錄{printf("\n\nhavegotit,thecurrentis:");printf("%-10s%-20s%-50s\n",person->name,person->xh,person->fh);}}if(!k)printf("\n\nsorry,thereisnotthecurrentofthisspeople\n");fclose(fp);}voidmain()//主函數(shù){while(flag){printf("%33s\n","thefile");printf******************************\n");printf("\t\t0-------------創(chuàng)建一個新的學生數(shù)據(jù)文件\n");printf("\t\t2------------按名字進行查詢\n");printf("\t\t3------------按學號進行查詢\n");printf("\t\t4------------按宿舍號進行查詢\n");printf("\t\t5------------出按學號進行排序的文件\n");printf("\t\t6-------------