求一个用C++语言写的学生信息管理系统源代码.doc

#define N 1000#define M 3#include#includestruct studentint num;char name10;char sex4;int scoreM;int total;void input(struct student st,int n)int i;for(i=0;in;i+)scanf(%d%s%s%d%d%d,&sti.num,,sti.sex,&sti.score0,&sti.score1,&sti.score2);printf(n); for(i=0;in;i+)sti.total=sti.score0+sti.score1+sti.score2;void sort_sum(struct student st,int n)int i,j;struct student temp;for(i=0;in-1;i+)for(j=i+1;jn;j+)if(sti.totalstj.total)temp=sti;sti=stj;stj=temp;void seek_1(struct student st,int no,int n) int i,j,low,mid,high;struct student temp;for(i=0;in-1;i+)for(j=i+1;jstj.num)temp=sti;sti=stj;stj=temp;low=0;high=n-1;while (lowstmid.num)low=mid+1;else if (nostmid.num)high=mid-1;elseprintf(num:%d,name:%s,sex:%s,score:%d,%d,%d,total:%dn,stmid.num,,stmid.sex,stmid.score0,stmid.score1,stmid.score2,stmid.total);break;void seek_2(struct student st,int no,int n)int i;for(i=0;in;i+)if(no=sti.num) printf(num:%d,name:%s,sex:%s,score:%d,%d,%d,total:%dn,sti.num,,sti.sex,sti.score0,sti.score1,sti.score2,sti.total);void del(struct student st,int no,int n) int i,j;for(i=0;in-1;i+)if(no=sti.num)for(j=i;jn-1;j+)stj=stj+1;答案补充 void ins(struct student st,int n)printf(shuru xuesheng xinxin); scanf(%d%s%s%d%d%d,&stn.num,,stn.sex,&stn.score0,&stn.score1,&stn.score2);stn.total=stn.score0+stn.score1+stn.score2;答案补充 void mod(struct student st,int no,int n) int i;for(i=0;in;i+)if(no=sti.num) printf(xiugai xuesheng xinxin); scanf(%d%s%s%d%d%d,&sti.num,,sti.sex,&sti.score0,&sti.score1,&sti.score2);答案补充 void print(struct student st,int n)int i,j; struct student temp;for(i=0;in-1;i+)for(j=i+1;jstj.num)temp=sti;sti=stj;stj=temp;for(i=0;in;i+) printf(num:%d,name:%s,sex:%s,score:%d,%d,%d,total:%dn,sti.num,,sti.sex,sti.score0,sti.score1,sti.score2,sti.total);答案补充 void menu()printf( 1. 录入学生信息n); printf( 2. 根据总分排序n); printf( 3. 用折半法查找学生信息n); printf( 4. 用顺序法查找学生信息n); printf( 5. 根据学号删除学生信息n); printf( 6. 插入学生信息n); printf( 7. 根据学号修改学生信息n); printf( 8. 以报表形式输出学生信息n);printf( 0. 退出n);答案补充 void main()int choice,i,n;struct student stN;printf(-nn);printf( 欢迎进入学生成绩管理系统nn); printf(-nn); menu();while(choice!=0)printf(please choosen);scanf(%d,&choice);switch(choice)case 1:printf(please enter nn); scanf(%d,&n); input(st,n); menu(); break;case 2:sort_sum(st,n); menu(); break;答案补充 case 3:printf(enter the numn); scanf(%ld,&i); seek_1(st,i,n); menu(); break; case 4:printf(enter the numn); scanf(%ld,&i); seek_2(st,i,n); menu(); break;case 5:printf(enter the num you want to deln); scanf(%ld,&i); del(st,i,n); menu(); break;答案补充 case 6:ins(st,n); menu(); break; case 7:printf(enter the num you want to modn); scanf(%ld,&i); mod(st,