#include <stdio.h>
#include <string.h>
#define N 3
//Task 1
typedef struct student
{
int id;
char name[20];
char subject[20];
float perf;
float mid;
float final;
float total;
char level[10];
}stu;
void input(stu[],int);
void calc (stu[],int);
int fail (stu[],stu[],int);
void sort (stu[],int);
void print (stu[],int);
int main()
{
stu st[N],fst[N];
int k;
printf("录入学生成绩信息:\n");
input(st,N);
printf("\n学生成绩处理...\n");
calc(st,N);
k=fail(st,fst,N);
sort(st,N);
printf("\n学生成绩排名情况:\n");
print(st, N);
printf("\n不及格学生信息:\n");
print(fst,k);
return 0;
}
void input (stu s[],int n)
{
for (int i = 0; i < n; ++i)
scanf("%d %s %s %f %f %f",&s[i].id,s[i].name,s[i].subject,&s[i].perf,&s[i].mid,&s[i].final);
}
void calc (stu s[],int n)
{
for (int i = 0; i < n; ++i)
{
s[i].total=s[i].perf*0.2+s[i].mid*0.2+s[i].final*0.6;
if(s[i].total>90)
strcpy(s[i].level,"优");
else if (s[i].total>80)
strcpy(s[i].level,"良");
else if (s[i].total>70)
strcpy(s[i].level,"中");
else if (s[i].total>60)
strcpy(s[i].level,"及格");
else
strcpy(s[i].level,"不及格");
}
}
int fail (stu s[],stu f[],int n)
{
int k=0;
for (int i = 0; i < n; ++i)
if (s[i].total<60)
f[k++]=s[i];
return k;
}
void sort (stu s[],int n)
{
stu temp;
for (int i = 0; i < n; ++i)
for (int j = 0; j < n-1; ++j)
if (s[j].total<s[j+i].total)
{
temp=s[j];
s[j]=s[j+1];
s[j+1]=temp;
}
}
void print (stu s[],int n)
{
printf("---------------\n");
printf("学号\t姓名\t考试科目\t平时成绩\t期中成绩\t期末成绩\t总评成绩\t成绩等级\n");
for (int i = 0; i < n; ++i)
{
printf("%d\t%s\t%s\t%-.2f\t\t%-.2f\t\t%-.2f\t\t%-.2f\t%s\n",s[i].id,s[i].name,s[i].subject,s[i].perf,s[i].mid,s[i].final,s[i].total,s[i].level);
}
}
#include <stdio.h>
#include <string.h>
const int N=5;
//Task 1
typedef struct student
{
long id;
char name[20];
int score;
}stu;
void input (stu [],int);
int findminlist (stu [],stu [],int);
void output(stu [],int);
int main()
{
stu s[N],minlist[N];
int count;
printf("录入%d个学生信息:\n",N);
input (s,N);
printf("\n统计最低分人数和学生信息...\n");
count=findminlist(s,minlist,N);
printf("\n一共有%d个最低分,信息如下:\n",count);
output(minlist,count);
return 0;
}
void input (stu s[],int n)
{
for (int i = 0; i < n; i++)
scanf("%ld %s %d",&s[i].id,s[i].name,&s[i].score);
}
int findminlist (stu s[],stu t[],int n)
{
int min,count=0;
for (int i = 0; i < n; i++)
{
min = s[0].score;
if (min > s[i].score)
min = s[i].score;
}
for (int i = 0; i < n; i++)
if (min==s[i].score)
t[count++]=s[i];
return count;
}
void output(stu s[],int n)
{
for (int i = 0; i < n; i++)
printf("%ld %s %d\n",s[i].id,s[i].name,s[i].score);
}
#include <stdio.h>
#include <string.h>
const int N = 10;
// 定义结构体类型struct student,并定义其别名为STU
typedef struct student {
long int id;
char name[20];
float objective; /*客观题得分*/
float subjective; /*操作题得分*/
float sum;
char level[10];
}STU;
// 函数声明
void input(STU s[], int n);
void output(STU s[], int n);
void process(STU s[], int n);
int main() {
STU stu[N];
printf("录入%d个考生信息: 准考证号,姓名,客观题得分(<=40),操作题得分(<=60)\n", N);
input(stu, N);
printf("\n对考生信息进行处理: 计算总分,确定等级\n");
process(stu, N);
printf("\n打印考生完整信息: 准考证号,姓名,客观题得分,操作题得分,总分,等级\n");
output(stu, N);
return 0;
}
// 录入考生信息:准考证号,姓名,客观题得分,操作题得分
void input(STU s[], int n) {
int i;
for(i=0;i<n;i++)
scanf("%ld %s %f %f",&s[i].id,s[i].name,&s[i].objective,&s[i].subjective);
}
//输出考生完整信息: 准考证号,姓名,客观题得分,操作题得分,总分,等级
void output(STU s[], int n) {
int i;
printf("准考证号 姓名 客观题得分 操作题得分 总分 等级\n");
for(i=0;i<n;i++)
printf("%8ld %5s %6.1f %6.1f %10.1f %10s\n",s[i].id,s[i].name,s[i].objective,s[i].subjective,s[i].sum,s[i].level);
}
// 对考生信息进行处理:计算总分,排序,确定等级
void process(STU s[], int n) {
int i,j;
STU temp;
for(i=0;i<n;i++)
s[i].sum=s[i].objective+s[i].subjective;
for(j=0;j<n-1;j++)
for(i=0;i<n-1-j;i++)
if(s[i].sum<s[i+1].sum) {
temp = s[i];
s[i] = s[i+1];
s[i+1] = temp;
}
for(i=0;i<n;i++){
if(s[i].sum>s[n/10].sum)
strcpy(s[i].level,"优秀");
if(s[i].sum>s[n/2].sum&&s[i].sum<=s[n/10].sum)
strcpy(s[i].level,"合格");
if(s[i].sum<=s[n/2].sum)
strcpy(s[i].level,"不合格");
}
}