抄写例题作业1

例  9.1:

#include<stdio.h>
struct Student
{
    long int num;
    char name[10];
    char sex[3];
    char address[20];
 } stu={1001,"张三","","哈尔滨"};
 int main()
 {
     printf("学号=%d
姓名=%s
性别=%s
地址=%s
",stu.num ,stu.name ,stu.sex ,stu.address );
 }
学号=1001
姓名=张三
性别=男
地址=哈尔滨

--------------------------------
Process exited after 0.01108 seconds with return value 0
请按任意键继续. . .

例  9.2:

#include<stdio.h>
#include<string.h>

struct Student
{
    int num;
    char name[10];
    float score;
 } ;
 
 int main()
 {
     struct Student student1,student2;
     printf("请输入两位同学的信息:
");
     scanf("%d %s %f",&student1.num ,student1.name ,&student1.score );
     scanf("%d %s %f",&student2.num ,student2.name ,&student2.score );
     printf("成绩最高的学生信息:
");
     if(student1.score >student2.score )
     {
         printf("num=%d
name=%s
score=%f
",student1.num ,student1.name ,student1.score );
     }
     if(student1.score <student2.score )
     {
         printf("num=%d
name=%s
score=%f
",student2.num ,student2.name ,student2.score );
     }
 }
请输入两位同学的信息:
1001 张三 69
1002 李四 78
成绩最高的学生信息:
num=1002
name=李四
score=78.000000

--------------------------------
Process exited after 16.38 seconds with return value 0
请按任意键继续. . .

  

例  9.3:

#include<stdio.h>
#include<string.h>

struct Person
{
    char name[20];
    int count;
 } ;
 
 int main()
 {
     struct Person person[3]={"张三",0,"李四",0,"王五",0};
     int i,j;
    char name[10];
    for(i=0;i<5;i++)
{ printf(
"请输入您选
的候选人:
"); scanf("%s",name); for(j=0;j<3;j++) { if(strcmp(name,person[j].name )==0) person[j].count ++; } } printf("统计成功! "); for(i=0;i<3;i++) { printf("%s:%d ",person[i].name ,person[i].count ); } }
请输入您选择的候选人:张三
请输入您选择的候选人:李四
请输入您选择的候选人:王五
请输入您选择的候选人:王五
请输入您选择的候选人:12
统计成功!
张三:1
李四:1
王五:2

--------------------------------
Process exited after 19.8 seconds with return value 0
请按任意键继续. . .

  

例  9.4:

#include<stdio.h>
#include<string.h>

struct STD
{
    int number;
    char name[10];
    int score;
};
 
 int main()
 {
     struct STD stu[5]={{1001,"张三",65},{1002,"李四",75},{1003,"王五",67},{1004,"马六",87},{1005,"羊七",61}},temp;
     struct STD *p;
     p=stu;
     int i,j;
     for(j=0;j<4;j++)
     {
         for(i=0;i<4;i++,p++)
         {
            if(stu[i].score <stu[i+1].score)
           {
              temp=stu[i] ;
              stu[i] =stu[i+1] ;
              stu[i+1]=temp;
          }
        }
    }
     

     for(i=0;i<5;i++)
    {
         printf("%d	%s	%d
",stu[i].number ,stu[i].name ,stu[i].score );
    }
}
1004    马六    87
1002    李四    75
1003    王五    67
1001    张三    65
1005    羊七    61

--------------------------------
Process exited after 0.007641 seconds with return value 13
请按任意键继续. . .

  

例  9.5:

#include<stdio.h>
#include<string.h>

struct STD
{
    int num;
    char name[20];
    char sex[3];
    int score;
};
 
 int main()
{
    struct STD stu,*p;
    p=&stu;
    stu.num =1001;
    strcpy(stu.name ,"张三");
    strcpy(stu.sex ,"");
stu.score
=76; printf("学号=%d 姓名=%s 性别=%s 成绩=%d ",stu.num ,stu.name ,stu.sex ,stu.score ); printf("学号=%d 姓名=%s 性别=%s 成绩=%d ",p->num ,p->name ,p->sex ,p->score ); }
学号=1001
姓名=张三
性别=男
成绩=76
学号=1001
姓名=张三
性别=男
成绩=76

--------------------------------
Process exited after 0.007976 seconds with return value 36
请按任意键继续. . .

  

例  9.6:

#include<stdio.h>
#include<string.h>

struct STD
{
    int num;
    char name[20];
    char sex[3];
    int score;
};
 
 int main()
{
    struct STD stu[3]={{1001,"张三","",68},{1002,"小红","",76},{1003,"小明","",79}},*p;
    p=stu;
    printf("学号	姓名	性别	成绩
");
    for(;p<stu+3;p++)
    {
printf(
"%d %s %s %d ",p->num ,p->name ,p->sex ,p->score ); } }
学号    姓名    性别    成绩
1001    张三    男      68
1002    小红    女      76
1003    小明    男      79

--------------------------------
Process exited after 0.01121 seconds with return value 10485312
请按任意键继续. . .

  

原文地址:https://www.cnblogs.com/foreverW/p/6682021.html