定义一个学生结构体类型Student,包括num、name和score[3],分别代表学生的学号、姓名和语文、数学、英语三门课的分数。由用户在控制台输入三个学生的学号、姓名和三门课的分数,将这些数据赋值给一个包含长度为3的Student数组。再输出这三个学生的学号、姓名和三门课的分数,以及这三门课各自的平均分。
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struct student {
char name[20];
int idnum;
float score[3]; //分别存三科成绩
double total; // 总分
};
struct student * highscore(struct student *s, int n)
{
int i;
struct student * high = s;
for(i = 0; i < n; i++) {
(s+i)->total = (s+i)->score[0] + (s+i)->score[1] + (s+i)->score[2];
if(high->total < (s+i)->total)
high = s+i;
}
return high;
}
main()
{
struct student *s, student[5];
// 录入学生信息
for(s = student; s < student+5; s++) {
printf("输入第%d个学生的信息:\n", s-student+1);
printf("姓名:");
scanf("%s", s->name);
printf("学号:");
scanf("%d", &s->idnum);
printf("语文 数学 英语:\n");
scanf("%f %f %f", &(s->score[0]), &(s->score[1]), &(s->score[2]));
}
// 输出学生信息
printf("\n学生信息\n姓名\t学号\t语文\t数学\t英语\n");
for(s = student; s < student+5; s++)
printf("%s\t%d\t%.1f\t%.1f\t%.1f\n", s->name, s->idnum, s->score[0], s->score[1],s->score[2]);
// 计算学生总分病返回总分最高的学生信息
s = highscore(student, 5);
printf("\n总分最高的学生是:%s,学号:%d\n成绩:语文:%.1f数学:%.1f英语:%.1f总分:%.1f\n", s->name, s->idnum, s->score[0], s->score[1],s->score[2], s->total);
}
#include "stdio.h"
#define N 2
struct student{
int id;
char name[20];
int kaoqun;
int biaoxian;
int zuoye;
int biji;
int sum;
}stud[N],t;
int main()
{
int i,j;
for(i=0;i<N;i++){
printf("请输入第%d个学生信息\n",i+1);
scanf("%d %s",&stud[i].id,&stud[i].name);
fflush(stdin);
scanf("%d %d %d %d",&stud[i].kaoqun,&stud[i].biaoxian,&stud[i].zuoye,&stud[i].biji);
stud[i].sum = stud[i].kaoqun*0.3+stud[i].biaoxian*0.3+stud[i].zuoye*0.3+stud[i].biji*0.1;
}
//排序
for (i = 0; i < N - 1; i++){
for (j = 0; j < N - 1 - i; j++){ //按成绩对学生信息进行排序
if (stud[j].sum > stud[j + 1].sum){ //整型数字的比较
t = stud[j];
stud[j] = stud[j + 1];
stud[j + 1] = t;
}
}
}
//打印
printf("学号\t姓名\t考勤\t表现\t作业\t笔记\t总分\t\n");
for (i = 0; i < N; i++){
printf("%d\t", stud[i].id);
printf("%s\t", stud[i].name);
printf("%d\t", stud[i].kaoqun);
printf("%d\t", stud[i].biaoxian);
printf("%d\t", stud[i].zuoye);
printf("%d\t", stud[i].biji);
printf("%d \n", stud[i].sum);
}
return 1;
}