csubs是什么学校 cs是啥学校

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csubs是什么学校 cs是啥学校

csubs是什么学校 cs是啥学校

1、void sort(student stud[])#include"stdio.h"}else continue;#include#include#define N 30struct student{int num;char name[20];int age;int Math;int English;int Physical;long int sum;}stu[N];enter(){int i,n;printf("How many students(1-%d)?:",N);scanf("%d",&n);printf("\nEnter data now\n\n");{printf("\n Input %dth student record.\n",i+1);input(i);}if(i!=0) se(n);printf_back(); / browse or back /}add(){int i,n,m,k;FILE fp;n=load();printf("How many students are you want to add(1-%d)?:",N-n);scanf("%d",&m);k=m+n;{printf("\n Input %dth student record.\n",i+1);input(i);}if((fp=fopen("score.txt","ab"))==NULL){printf("Cannot open file.\n");}for(i=n;iif(fwrite(&stu[i],sizeof(struct student),1,fp)!=1)printf("file write error.\n");fclose(fp);printf_back();}/ insert(){int n,c;struct student s;n=load();puts("\n Input one data.\n");do{input(n);printf_face();printf_one(n);printf("\n\nAre you sure?\n\n\t 1.Sure\t2.cancel and again\t3.Back without se [ ]\b\b");scanf("%d",&c);if(c==1){se(n+1);printf_back();}else if(c!=2) menu();}while(c==2);} /modify(){struct student s;FILE fp;int i,n,k,w0=1,w1,w2=0;n=load();do{k=-1;printf_face();{if((i!=0)&&(i%10==0)){printf("\n\nRemember NO.031073- which needed modify.Pass any key to continue ...");getch();}printf_one(i);printf("\n");}do{printf("\n\nEnter NO.031073- that you want to modify! NO.:031073-");if(s.num==stu[i].num){k=i;s=stu[i]; / chengji beifei /}if(k==-1) printf("\n\nNO exist!please again");}while(k==-1);printf_face();printf_one(k);w1=modify_data(k,n);{printf("\nSuccessful ^_^.\n\nAre you modify another?\n\n\t1.Yes2.Back with se\t[ ]\b\b");scanf("%d",&w0);w2=1;}else{w0=0; / end /if(w2==1)stu[k]=s;}if(w0!=1&&w2==1) se(n); / w0!=1 return w2==1 modify /}while(w0==1);menu();}delete(){struct student s;FILE fp;int i,n,k,w0=1,w1,w2=0;n=load();do{k=-1;printf_face();{if((i!=0)&&(i%10==0)){printf("\n\nRemember NO.031073- which needed delete.Pass any key to continue ...");getch();}printf_one(i);printf("\n");}do{printf("\n\nEnter NO.031073- that you want to delete! NO.:031073-");if(s.num==stu[i].num){k=i;s=stu[i]; / chengji beifei /}if(k==-1) printf("\n\nNO exist!please again");}while(k==-1);printf_face();printf_one(k);printf("\nAre you sure?\n\n\t1.Sure2.Back without se in this time [ ]\b\b");scanf("%d",&w1);{stu[k].sum=0;printf("\nSuccessful ^_^.\n\nAre you delete another?\n\n\t1.Yes2.Back with se\t[ ]\b\b");scanf("%d",&w0);w2=1;}else{w0=0; / end /if(w2==1)stu[k]=s;}if(w0!=1&&w2==1) se(n);}while(w0==1);menu();}modify_score(){struct student s;FILE fp;int i,n,k,w0=1,w1,w2=0;n=load();do{k=-1;printf_face();{if((i!=0)&&(i%10==0)){printf("\n\nRemember NO.031073 which score needed modify.Pass any key to continue ...");getch();}printf_one(i);printf("\n");}do{printf("\n\nEnter NO.031073- that you want to modify! NO.:031073-");if(s.num==stu[i].num){k=i;s=stu[i]; / chengji beifei /}if(k==-1) printf("\n\nNO exist!please again");}while(k==-1);printf_face();printf_one(k);w1=modify_score1(k);{printf("\nSuccessful ^_^.\n\nAre you modify another score?\n\n\t1.Yes2.Back with se\t[ ]\b\b");scanf("%d",&w0);w2=1;}else{w0=0; / end /if(w2==1)stu[k]=s;}if(w0!=1&&w2==1) se(n); / w0!=1 return w2==1 modify /}while(w0==1);menu();}order(){int i,j,k,n;struct student s;n=load();for(i=0;i{k=i;for(j=i+1;jif(stu[j].nums=stu[i];stu[i]=stu[k];stu[k]=s;}se(n);printf_back();}browse(){int i,j,n;n=load();printf_face();{if((i!=0)&&(i%10==0)){printf("\n\nPass any key to contiune ...");getch();}printf_one(i);printf("\n");}printf("\tThere are %d record.\n",n);printf("\nPass any key to back...");getch();menu();}se(int n){FILE fp;int i;if((fp=fopen("score.txt","wb"))==NULL){printf("\nCannot open file\n");return NULL;}for(i=0;iif(stu[i].sum!=0)if(fwrite(&stu[i],sizeof(struct student),1,fp)!=1)printf("file write error\n");fclose(fp);}load(){FILE fp;int i;if((fp=fopen("score.txt","rb"))==NULL){printf("\nCannot open file\n");return NULL;}for(i=0;!feof(fp);i++)fread(&stu[i],sizeof(struct student),1,fp);fclose(fp);return(i-1);}no_input(int i,int n){int k,w1;do{w1=0;printf("NO.:031073-");scanf("%d",&stu[i].num);if(stu[i].numN){puts("Input error! Only be made up of(1-N).Please reinput!\n");w1=1;}if(w1!=1)for(k=0;kif(k!=i&&(stu[k].num==stu[i].num)){puts("This record is exist. Please reinput!\n");w1=1;break;while(w1==1);}enter_score(int i){printf("Math English Physical");scanf("%d %d %d",&stu[i].Math,&stu[i].English,&stu[i].Physical);}sum(int i){stu[i].sum=stu[i].Math+stu[i].English+stu[i].Physical;}input(int i){no_input(i,i);printf("name: age:");scanf("%s %d",stu[i].name,&stu[i].age);enter_score(i);}modify_score1(int i){int c,w1;do{puts("\nmodify by=>\n\n 1.Math 2.English 3.Physical4.all score 5.cancel and back");printf("Which you needed?:[ ]\b\b");scanf("%d",&c);if(c>5||cwhile(c>5||cdo{switch(c){case 1:printf("Math:");scanf("%d",&stu[i].Math);break;case 2:printf("English:");scanf("%d",&stu[i].English);break;case 3:printf("Physical:");scanf("%d",&stu[i].Physical);break;case 4:enter_score(i);break;case 5:break;}if(c>0&&cputs("\nNow:\n");printf_face();printf_one(i);printf("\nAre you sure?\n\n\t1.Sure 2.No and remodify3.Back without se in this time [ ]\b\b");scanf("%d",&w1);return(w1);}modify_data(int i,int n){int c,w1;do{puts("\nmodify by=>\n\n 1.NO. 2.name 3.age 4.Math 5.English 6.Physical7.all score 8.all data 9.cancel and back");printf("Which you needed?:[ ]\b\b");scanf("%d",&c);if(c>9||cwhile(c>9||cdo{switch(c){case 1:no_input(i,n);break;case 2:printf("name:");scanf("%s",stu[i].name);break;case 3:printf("age:");scanf("%d",&stu[i].age);break;case 4:printf("Math:");scanf("%d",&stu[i].Math);break;case 5:printf("English:");scanf("%d",&stu[i].English);break;case 6:printf("Physical:");scanf("%d",&stu[i].Physical);break;case 7:enter_score(i);break;case 8:input(i);break;case 9:break;}if(c>3&&cputs("\nNow:\n");printf_face();printf_one(i);printf("\nAre you sure?\n\n\t1.Sure 2.No and remodify3.Back without se in this time [ ]\b\b");scanf("%d",&w1);return(w1);}printf_face(){printf("\nNO.031073 name age Math English Physical sum\n");}printf_one(int i){printf("%6d %8s %4d",stu[i].num,stu[i].name,stu[i].age);printf("%5d %5d %8d %10d",stu[i].Math,stu[i].English,stu[i].Physical,stu[i].sum);}printf_back(){int k,w;printf("\n\n\tSuccessful.^_^\n\n");printf("What do you want to do?\n\n\t1.Browse all now\t2.Back:[ ]\b\b");scanf("%d",&w);if(w==1) browse();else menu();}menu(){int w1;char n;do{puts("\t\tMENU\n\n");puts("\t\t\t\tB.Addition data");puts("\t\t\t\tC.Modify data");puts("\t\t\t\tD.Delete data");puts("\t\t\t\tE.Modify score");puts("\t\t\t\tF.Order by number");puts("\t\t\t\tG.Browse all");puts("\t\t\t\tH.Exit");puts("\n\n\t\t\n");printf("Cho your number(A-H):[ ]\b\b");n=getchar();printf("\n");if(n'H')w1=1;else w1=0;}while(w1==1);switch(n){case 'A':enter();break;case 'B':add();break;case 'C':modify();break;case 'D':delete();break;case 'E':modify_score();break;case 'F':order();break;case 'G':browse();break;case 'H':exit(0);char password[7]="123456";main()printf("\t\t请输入密码:\n\t\t\n\t\t");scanf("%s",s);if(!strcmp(s,password)){printf("\n\t\t恭喜你进入学生成绩管理系统\n");menu();}else{printf("\t\t 密码错误\n\n");main();头文件:::#ifndef H_STUDENT_HH#define H_STUDENT_HH#include "stdio.h"#include "string.h"#include "malloc.h"#define LEN sizeof(struct message_student) /一个结构体数组元素的长度/#define numsubs 5 /学科数目/typedef struct message_student /结构体定义/{char number[6];char name[20];char [4];float subject[numsubs];float score;float erage;int index;}student;extern int numstus; /学生数目/extern student pointer; /指向结构体数组/extern int lens;int menu_select(); /函数声明/int openfile(student stu[]);int findrecord(student stud[]);int writetotext(student stud[]);void welcome();void display1();void showtable();void sort(student stu[]);void deleterecord(student stu[],int i);void addrecord(student stud[]);void display(student stud[],int n1,int n2);void amendrecord(student stud[]);void count(student stud[]);void sortnum(student stud[]);void sortnum2(student stud[]);void sortname(student stud[]);void sortcount(student stud[]);void sortcount2(student stud[]);void statistic(student stud[]);void display1();#endif#include "head.h"int menu_select()printf("\n\n");printf(" | 1. 增加学生记录 5.统计信息 |\n");printf(" | 2. 查询学生记录 6.打开文件 |\n");printf(" | 3. 修改学生记录 7.保存文件 |\n");printf(" | 0.退出系统 |\n");printf("\n\n");printf("请选择(0-8):");c=getchar();}#include "head.h"int findrecord(student stud[]) /查找信息/{char str[2];int i,num;if(numstus==0){printf("没有可被查找的记录\n");return -1;}else{printf("以何种方式查找？\n1.学号\t2.姓名\t3.名次\n");if(str[0]=='1') /按学号查找/{printf("请输入学号:");if(strcmp(str,stud[i].number)==0){display(stud,i,i);{printf("请输入姓名:");if(strcmp(str,stud[i].name)==0){display(stud,i,i);}else if(str[0]=='3') /按名次查找/{printf("请输入名次:");scanf("%d",&num);{display(stud,i,i);}if(i>numstus){printf("没有查找所要的信息。

2、\n");return -1;}return i;#include"head.h"int openfile(student stu[]){int i=0,j;FILE fp;char filename[20],str[2];if(numstus!=0){printf("已经有记录存在，是否保存?(y/n)");writetotext(stu);}printf("请输入文件名:");gets(filename);numstus=0;if((fp=fopen(filename,"rb+"))==NULL){printf("无法打开该文件\n");return(-1);}fscanf(fp,"%d",&numstus);fgetc(fp);while(i{fscanf(fp,"%s",stu[i].number);fscanf(fp,"%s",stu[i].name);fscanf(fp,"%s",stu[i].);fscanf(fp,"%f",&stu[i].subject[j]);fscanf(fp,"%f",&stu[i].score);fscanf(fp,"%f",&stu[i].erage);fscanf(fp,"%d",&stu[i].index);i++;printf("文件读取成功\n");printf("是否显示纪录?(y/n)");display(stu,0,numstus-1);return(0);}#include "head.h"{int i,j=0;char str[5];student p;p=stud;if(numstus==0){printf("没有可供查询的记录!");}while(1){for(i=0;;i++){printf(" 请输入查询方式:");printf("（直接输入回车则结束查询作）\n");printf("1.按照学号\t");printf("2.按照姓名\t");printf("3.按照名次\n");if(strlen(str)==0) break;if(str[0]=='1'){printf("请输入排序次序：\n");printf("1.升序排列\t");if(str[0]=='1')sortnum2(p);elsesortnum(p);}else if(str[0]=='2'){printf("请输入排序次序：\n");printf("1.升序排列\t");if(str[0]=='1')sortname2(p);elsesortname(p);}else if(str[0]=='3'){printf("请输入排序次序：\n");printf("1.升序排列\t");if(str[0]=='1')sortcount2(p);elsesortcount(p);printf("是否退出排序?(y/n)");if(str[0]=='y'||str[0]=='Y') break;}return;void sortnum(student stud[]){int i,j;student temp;student p;p=stud;for(j=0;j{if(strcmp(stud[j+1].number,stud[j].number)>0){temp=(p+j);}void sortnum2(student stud[]){int i,j;student temp;student p;p=stud;for(j=0;j{if(strcmp(stud[j].number,stud[j+1].number)>0){temp=(p+j);}void sortname(student stud[]){int i,j;student temp;student p;p=stud;for(j=0;j{if(strcmp(stud[j+1].name,stud[j].name)>0){temp=(p+j);}void sortname2(student stud[]){int i,j;student temp;student p;p=stud;for(j=0;j{if(strcmp(stud[j].name,stud[j+1].name)>0){temp=(p+j);}void sortcount(student stud[]){int i,j;student temp;student p;p=stud;for(j=0;j{if(stud[j+1].index>stud[j].index){temp=(p+j);}void sortcount2(student stud[]){int i,j;student temp;student p;p=stud;for(j=0;j{if(stud[j].index>stud[j+1].index){temp=(p+j);}#include"head.h"void statistic(student stud[]) /新增功能，输出统计信息/{int i,j=0,k=0;char c1,str[2];float erage[numsubs],sum=0;if(numstus==0)printf("没有可被查找的记录\n");else{while(1){printf("下面将统计考试成绩\n");printf("请选择你要统计哪科的成绩 1.A\t2.B\t3.C\t4.D\t5.E\n");c1=getchar();printf("\t一共有个%d记录\n",numstus); /总共记录数/switch(c1){case '1':for(i=0;i{sum+=stud[i].subject[0];if(stud[k].subject[0]>stud[i].subject[0]) k=i;if(stud[j].subject[0]printf("\t科目A的分:\n"); /分/printf("\t\t学号:%s 姓名:%s 分数:%.2f\n",stud[j].number,stud[j].name,stud[j].subject[0]);printf("\t科目A的分是:\n"); /分/printf("\t\t学号:%s 姓名:%s 分数:%.2f\n",stud[k].number,stud[k].name,stud[k].subject[0]);printf("\t科目A的平均分是 %5.2f\n",erage[0]); /平均分/case '2':for(i=0;i{sum+=stud[i].subject[1];if(stud[k].subject[1]>stud[i].subject[1]) k=i;if(stud[j].subject[1]}erage[1]=sum/numstus;printf("\t科目B的分:\n"); /分/printf("\t\t学号:%s 姓名:%s 分数:%.2f\n",stud[j].number,stud[j].name,stud[j].subject[1]);printf("\t科目B的分是:\n"); /分/printf("\t\t学号:%s 姓名:%s 分数:%.2f\n",stud[k].number,stud[k].name,stud[k].subject[1]);printf("\t科目B的平均分是 %5.2f\n",erage[1]); /平均分/case '3':for(i=0;i{sum+=stud[i].subject[2];if(stud[k].subject[2]>stud[i].subject[2]) k=i;if(stud[j].subject[2]}erage[2]=sum/numstus;printf("\t科目C的分:\n"); /分/printf("\t\t学号:%s 姓名:%s 分数:%.2f\n",stud[j].number,stud[j].name,stud[j].subject[2]);printf("\t科目C的分是:\n"); /分/printf("\t\t学号:%s 姓名:%s 分数:%.2f\n",stud[k].number,stud[k].name,stud[k].subject[2]);printf("\t科目C的平均分是 %5.2f\n",erage[2]); /平均分/case '4':for(i=0;i{sum+=stud[i].subject[3];if(stud[k].subject[3]>stud[i].subject[3]) k=i;if(stud[j].subject[3]}erage[3]=sum/numstus;printf("\t科目D的分:\n"); /分/printf("\t\t学号:%s 姓名:%s 分数:%.2f\n",stud[j].number,stud[j].name,stud[j].subject[3]);printf("\t科目D的分是:\n"); /分/printf("\t\t学号:%s 姓名:%s 分数:%.2f\n",stud[k].number,stud[k].name,stud[k].subject[3]);printf("\t科目D的平均分是 %5.2f\n",erage[3]); /平均分/case '5':for(i=0;i{sum+=stud[i].subject[4];if(stud[k].subject[4]>stud[i].subject[4]) k=i;if(stud[j].subject[4]}erage[4]=sum/numstus;printf("\t科目E的分:\n"); /分/printf("\t科目E的分是:\n"); /分/printf("\t\t学号:%s 姓名:%s 分数:%.2f\n",stud[k].number,stud[k].name,stud[k].subject[4]);printf("\t科目E的平均分是 %5.2f\n",erage[4]); /平均分/default:printf("输入错误！请输入1~5之间的数\n");}sum=0;printf("是否继续进行统计?(y/n)");if(str[0]=='y'||str[0]=='Y') ;}#include"head.h"int writetotext(student stud[]) /将所有记录写入文件/{int i=0,j;FILE fp;char filename[20];printf("输入文件名称:");gets(filename);fprintf(fp,"%d\n",numstus);while(i{fprintf(fp,"%s %s %s ",stud[i].number,stud[i].name,stud[i].);fprintf(fp,"%f ",stud[i].subject[j]);fprintf(fp,"%f %f %d ",stud[i].score,stud[i].erage,stud[i].index);i++;printf("已成功存储!\n");numstus=0;return 0;}#include"head.h"void welcome(){printf("\t\n");printf("\t\t\t\t这是一个学生成绩管理系统\n\t\t\t\t 倾情奉献 欢迎使用!\n");printf("\t\n");}void showtable(){printf("---------------------------------------------------------------------------------------\n");printf("学号\t姓名\t性别\tA\tB\tC\tD\tE\t总分\t平均分\t名次\n");printf("---------------------------------------------------------------------------------------\n");}void display(student stud[],int n1,int n2){int i;showtable(); /显示表头/for(i=n1;iprintf("%s\t%s\t%s\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%d\t\n",stud[i].number,stud[i].name,stud[i].,stud[i].subject[0],stud[i].subject[1],stud[i].subject[2],stud[i].subject[3],stud[i].subject[4],stud[i].score,stud[i].erage,stud[i].index);/通过循环输出数据/}void display1(){printf("\t\t本系统由计应精英一组亲情制作\n\n");printf("\t\t制作人员列表: (按比划)\n");printf("\t\t王庆斌\t\t\t张威\n\t\t李智\t\t\t周在峰\n\t\t杨凯\t\t\t胡杨\n");printf("\n\n");}#include"head.h"#includevoid amendrecord(student stud[]){char str[5]; /供用户输入/if(numstus==0) /没有记录返回/printf("没有可供修改的记录！");while(i{i=findrecord(stud);{printf("要删除这个学生的信息吗?(y/n)");{deleterecord(stud,i);count(stud);}else{printf("确定要修改这个学生的信息吗?(y/n)");{printf("下面请重新输入学生的信息:\n");printf("请输入学号:");gets(stud[i].number);printf("请输入姓名:");gets(stud[i].name);printf("请输入性别(男/女 1/0):");if(str[0]=='0')elsestrcpy(stud[i].,"男");stud[i].score=0;printf("请按顺序输入成绩:");{scanf("%f",&stud[i].subject[j]);stud[i].score+=stud[i].subject[j];}getchar();stud[i].erage=stud[i].score/numsubs;}count(stud);}display(stud,0,numstus-1);}printf("是否继续进行其他修改?(y/n)\n");i=-1;else i=1;void deleterecord(student stu[],int i) /删除信息/{int j;while(i>=0){for(j=i;jstu[j]=stu[j+1];numstus--;printf("删除成功!\n");void count(student stud[]){int i,j;{stud[i].index=1;for(j=0;jif(stud[j].score>stud[i].score)stud[i].index++;#include "head.h"void addrecord(student stud[]){int i=0,j,num;char str[5];if(numstus!=0){printf("已有记录存在是否覆盖?(y/n)\n");if(str[0]=='Y'||str[0]=='y')else i=numstus;}printf("请输入增加的学生信息条目数:");scanf("%d",&num);if(i==0)numstus=num;else numstus+=num;if(numstus>lens){lens+=50;pointer=(student )realloc(pointer,lensLEN);}printf("请输入学生信息:\n");for(;i{getchar();printf("请输入学号:");gets(pointer[i].number);printf("请输入姓名:");gets(pointer[i].name);printf("请输入性别(男/女 1/0):");gets(pointer[i].);if(pointer[i].[0]=='0') strcpy(pointer[i].,"女");else strcpy(pointer[i].,"男");printf("请输入各科成绩:(按ABCDE的顺序):");stud[i].score=0;{scanf("%f",&stud[i].subject[j]); /计算总分/stud[i].score+=stud[i].subject[j];}stud[i].erage=stud[i].score/numsubs; /计算平均分/}count(stud); /附名次/}#include "head.h"int numstus;int lens;student pointer;void main(){int i=1;char str[2];lens=100;pointer=(student )malloc(lensLEN); /分配内存/numstus=0;welcome(); /欢迎界面/while(i{char p;>0){i=menu_select(); /控制菜单/{case 1:addrecord(pointer);break; /增加学生信息/case 2:findrecord(pointer);break; /查询学生信息/case 3:amendrecord(pointer);break; /修改学生信息/case 4:sort(pointer);break; /学生信息排序/case 5:statistic(pointer);break; /统计信息/case 6:openfile(pointer);break; /打开文件/case 7:writetotext(pointer);break; /保存文件/case 8:display(pointer,0,numstus-1);break; /显示记录/case 0:if(numstus!=0) printf("是否保存当前记录?(y/n)");writetotext(pointer);i=-1;break; /退出系统/default:printf("请输入数字0~8:\n");i=1; /输入错误/printf("\t\t欢迎再次使用本系统。

3、\n\n");display1();}自己一改就能用,给我加分哈!。

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