第四次作业

Posted 2020-09-09 我不信这名字有

 

 

#include <stdio.h>
int main()
{
    struct Student 
    {
        long int num;
        char name[20];
        char sex;
        char addr[20];
    } a = { 10101, "Li Lin", \'M\', "123 Beijng Road" };
    printf("NO.:%1d\\nname:%s\\nsex:%c\\naddress:%s\\n", a.num ,a.name,a.sex,a.addr);
    return 0;
}

#include<stdio.h>
main()
{struct Student
{int num;
char name[20];
float score;
}student1,student2;
scanf("%d,%s,%f",&student1.num,&student1.name,&student1.score);
scanf("%d,%s,%f",&student2.num,&student2.name,&student2.score);
printf("The higher score is:\\n");
if(student1.score>student2.score)
printf("%d,%s,%f",student1.num,student1.name,student1.score);
else if(student1.score<student2.score)
printf("%d,%s,%f",student2.num,student2.name,student2.score);
else
{printf("%d,%s,%f",student1.num,student1.name,student1.score);
printf("%d,%s,%f",student2.num,student2.name,student2.score);
}
return 0;
}

 

#include<string.h>
#include<stdio.h>
struct Person
{char name[20];
int count;
 } leader[3]={"li",0,"zhang",0,"Sun",0};
 int main()
 {int i,j;
 char leader_name[20];
 for(i=1;i<=10;i++)
 {scanf("%s",leader_name);
 for(j=0;j<3;j++)
 if(strcmp(leader_name,leader[j].name)==0)leader[j].count++;
 }
 printf("\\nResult:\\n");
 for(i=0;i<3;i++)
 printf("%5s:%d\\n",leader[i].name,leader[i].count);
 return 0;
  }

#include<stdio.h>
#include<stdlib.h>
struct Student//声明结构体类型 struct person
{
    int num;
    char name[20];
    float score;
};
int main()
{
    struct Student stu[5]={{10101,"zhang",78},{10103,"wang",98},{10106,"li",86},{10108,"ling",73},{10110,"sun",100}};
    struct Student temp;
    const int n=5;
    int i,j,k;
    printf("the order is:\\n");
    for(i=0;i<n-1;i++)
    {k=i;
    for(j=i+1;j<n;j++)
    if(stu[j].score>stu[k].score)
    k=j;
    temp=stu[k];stu[k]=stu[i];stu[i]=temp;  
    }
    for(i=0;i<n;i++)
    printf("%d,%s,%d",stu[i].num,stu[i].name,stu[i].score);
    printf("\\n");
    return 0;
}

 

 

 

#include<stdio.h>
#include<string.h>
main()
{struct Student
{long num;
char name[20];
char sex;
float score;
};
struct Student stu_1;
struct Student *p;
p=&stu_1;
stu_1.num=10101;
strcpy(stu_1.name,"li lin");
stu_1.sex=\'M\';
stu_1.score=89;
printf("NO.:%ld\\nname:%s\\nsex:%c\\nscore:%d\\n",stu_1.num,stu_1.name,stu_1.sex,stu_1.score);
printf("NO.:%ld\\nname:%s\\nsex:%c\\nscore:%d\\n",(*p).num,(*p).name,(*p).sex,(*p).score);
return 0;
}

#include <stdio.h>
struct student
{
    int num;
    char name[20];
    char sex;
    int age;
};
struct student stu[3] = { { 10101, "Li Lin", \'M\', 18 }, { 10102, "Zhang Fang", \'M\', 19 }, { 10103, "Wang Min", \'F\', 20 } };
int main()
{
    struct student *p;
    p = stu;
    printf("No.   Name                sex age\\n");
    for (; p < stu + 3; p++)
        printf("%5d %-20s%2c%4d\\n", p->num, p->name, p->sex, p->age);
}

 

 

正在运行:"G:\\Source - WURLR.exe"

No.   Name                sex age
10101 Li Lin               M  18
10102 Zhang Fang           M  19
10103 Wang Min             F  20

进程退出返回值 0 (0x0)   运行时间 : 0.500 秒
按任意键继续...

#include<stdio.h>
struct student
{
    int num;
    char name[20];
    float score[3];
    float aver;
};
void input(struct student stu[])
{
    int i;
    printf("请输入各学生的信息：学号，姓名，三门课成绩：\\n");
    for (i = 0; i < 3; i++){
        scanf("%d%s%f%f%f", &stu[i].num, &stu[i].name, &stu[i].score[0], &stu[i].score[1], &stu[i].score[2]);
        stu[i].aver = (stu[i].score[0] + stu[i].score[1] + stu[i].score[2]) / 3.0;
    }
}
struct student max(struct student stu[])
{
    int i, m = 0;
    for (i = 1; i<3; i++)
        if (stu[i].aver>stu[m].aver) m = i;
    return stu[m];
}
void print(struct student stud)
{
    printf("\\n成绩最高的学生是:\\n");
    printf("学号：%d\\n姓名： %s\\n三门课成绩： %5.1f ，%5.1f，%5.1f\\n平均成绩：%5.1f\\n", stud.num, stud.name, stud.score[0], stud.score[1], stud.score[2], stud.aver);
}
int main()
{
    //void input (struct student stu[]);
    //struct student max(struct student stu[]);
    //void print(struct student stu);
    struct student stu[3], *p = stu;
    input(p);
    print(max(p));
    return 0;
}

正在运行:"G:\\Source - WURLR.exe"

请输入各学生的信息：学号，姓名，三门课成绩：