例题抄写

#include<stdio.h>
#include<stdlib.h>
main()
{
    struct student
    {int num;//学号为整形  
    char name[20];//姓名为字符串  
    char sex;//性别为字符串 
    int age;//年龄为整形 
    float score;//成绩为实型 
    char addr[30]; //地址为字符串 
    };//注意最后有一个分号 
 } 

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Process exited after 0.1302 seconds with return value 1
请按任意键继续. . .

#include<stdio.h>
int main()
{
    struct stu
    {
        long int num;
        char name[20];
        char sex[3];
        char addr[20];
    }a={24,"李清娜","女","dgh"};
    printf("No:%ld\nname:%s\nsex:%c\naddress:%s\n",a.num,a.name,a.sex,a.addr);
 }

No:24
name:李清娜
sex:女
address:dqh

--------------------------------
Process exited after 0.1287 seconds with return value 0
请按任意键继续. . .

#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;
}

1 w 85

2 p 96

The higher score is:

 

2  p   96.00

 --------------------------------

Process exited after 0.2245 seconds with return value 13

请按任意键继续. . .

#include<string.h>
#include<stdio.h>
struct person
{
    char name[20];
    int count;
}leader[3]={"liying",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);
}

The order is:
10110 sun 100.00
10103 wang 98.50
10106 liying 86.00
10101 zhang 78.00
10108 ling 73.50


--------------------------------
Process exited after 0.2378 seconds with return value 0
请按任意键继续. . .

#include <stdio.h>
#include <string.h>
int main()
{
    struct student
    {
        long num;
        char name[20];
        char sex;
        float score;
    };
    struct student stu1;
    struct student *p;
    p=&stu1;
    stu1.num=10101;
    strcpy(stu1.name, "Li Lin"); 
    stu1.sex='M';
    stu1.score=89.5;
    printf("No.:%1d\nname:%s\nsex:%c\nscore:%5.1f\n",stu1.num,stu1.name,stu1.sex,stu1.score);
    printf("\nNo.:%1d\nname:%s\nsex:%c\nscore:%5.1f\n",(*p).num,(*p).name,(*p).sex,(*p).score);
    return 0;
}

No.:10101
name:Li Lin
sex:M
score: 89.5

No.:10101
name:Li Lin
sex:M
score: 89.5
--------------------------------
Process exited after 0.1261 seconds with return value 0
请按任意键继续. . .

#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;p<stu+3;p++)
        printf("%5d %-20s%2c%4d\n",p->num,p->name,p->sex,p->age);
}

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

--------------------------------
Process exited after 0.1379 seconds with return value 0
请按任意键继续. . .

#include<stdio.h>
#define N 3 
struct Student
{
    int num;
    char name[20];
    float score[3];
    float aver;
};
int main()
{void input(struct Student stu[]);
struct Student max(struct Student stu[]);
void print(struct Student stu);
struct Student stu[N],*p=stu;
input(p);
print(max(p));
return 0;
}
void input(struct Student stu[])
{int i;
printf("ÇëÊäÈë¸÷ѧÉúµÄÐÅÏ¢£ºÑ§ºÅ£¬ÐÕÃû£¬ÈýÃſγɼ¨£º\n");
for(i=0;i<N;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=0;i<N;i++)
if(stu[i].aver>stu[m].aver)m=i;
return stu[m];
}
void print(struct Student stud)
{printf("\n³É¼¨×îºÃµÄѧÉúÊÇ£º\n");
printf("ѧºÅ£º%d\ÐÕÃû£º%s\nÈýÃſγɼ¨£º%5.1f,%5.1f,%5.1f\nƽ¾ù³É¼¨£º%6.2f\n",stud.num,stud.name,stud.score[0],stud.score[1],stud.score[2],stud.aver);
}

请输入各学生的信息：学号，姓名，三门课成绩：
01 li 76 87 76
02 zhang 98 87 78
03 liu 65 87 98

成绩最好的学生是：
学号：2姓名：zhang
三门课成绩： 98.0, 87.0, 78.0
平均成绩： 87.67

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Process exited after 31.16 seconds with return value 0
请按任意键继续. . .