c语言程序设计文档格式.docx

1、statistic（）;datasave（）;int n=0;int m=0;main（）int i;printf（tttJiao wu guan li xi tong）;nnttt Designer:chen ShuibaonntttGuaiding teacher:Liu WeirongnntElectronic Information Grade09 Class10 of University of Center SouthnntttJuly 4th,2010ntttPlease press Enter ingetch（）;for（; ;）system（clsntt *MENU*n1.D

2、ata inputtingtt2.Data deletingn3.Data changingttt4.Data searchingn5.data statistictt6.data saven7.exitninput your choice:nscanf（%d,&i）;while（!（i=1|i=2|i=3|i=4|i=5|i=6|i=7） break;if（i=7） break;else switch（i）case 1:input（）;break;case 2:delete（）;case 3:case 4:case 5:case 6:default: void input（）static s

3、truct Stu *p1,*p2;extern struct Stu *head;static int n;if（n=0） p1=（struct Stu*）malloc（sizeof（struct Stu）;ninput class number name sex age coursenumber coursename xuefen testscore usualscore averagescore by orderndo m+;n=n+1;class:p1-class）;number:%ldnumber）;name:%s,p1-name）;sex:sex）;age:age）;coursen

4、umber:coursenumber）;coursename:coursename）;xuefen:%fxuefen）;testscore:testscore）;usualscore:usualscore）;averagescore=p1-testscore*0.7+p1-usualscore*0.3;if（n=1）head=p1;elsep2-next=p1;p2=p1;p1=（struct Stu*）malloc（sizeof（struct Stu）;class=0;npress enter to input next record!others exitnwhile（getch（）=rv

5、oid delete（）struct Stu *p1,*p2;nYour choice:n1.name*2.number*nif（i=1）ninput the namen,name）;if（head=0）nlist null! goto star;p1=head;while（strcmp（name,p1-name）&next!=0）p1=p1-next;if（!strcmp（name,p1-name）int i;nfind next record:%2d,number:%ld,name:%s,sex:%s,age:%d,coursenumber:%ld,coursename:%s,xuefen

6、:%.1f,testscore:%.1f,usualscore:%.1f,averagescore:%.1fclass,p1-number,p1-name,p1-sex,p1-age,p1-coursenumber,p1-coursename,p1-xuefen,p1-testscore,usualscore,p1-averagescore）;nare you sure to delete it?press y/n: getchar（）;i=getchar（）;if（i=ym-;if（p1=head）head=p1-next=p1-the data is deletedreturn ;n%s

7、not been foundnelse if（i=2） long number;input the number:nlist nullngoto star;while（number!=p1-number&p2=p1;if（number=p1-number） int i;%.1fntestscore m-;ndelete:,number）;else return ;n%ld not been found!else return;star: getch（）;change（）struct Stu *p1;n1.name*2.number*ninput the name:printf（return;%

8、d,number:are you sure to change it?ninput new datasnelse printf（n%s not been found!ninput the number:press y/nsearch（）n1.show all datas 2.search by number 3.search by namen4.search by score 5.back to main menunplease input your choice:if（head=NULL）nlist nullnhere are all the datas:while（p1-class!%.1

9、fnnnxuefen,testscore,p1-if（i=2）nplease input the number:if（i=3）if（i=4）ninput the averagescore:while（averagescore!averagescore&if（averagescore=p1-averagescore）n%.1f not been found!,averagescore）;if（i=5）statistic（）struct Stu *p1,*p2,*p,*p3;list null !i=m;p2=head;while（i!while（p2-p1=p2-if（p2-averagescorei-;nclass:,p2-class,p2-number,p2-name,p2-sex,p2-age,p2-coursenumber,p2-coursename,p2-testscore,p2-usualscore,p2-p2=p2-ne