c语言（结构体）---实现学生信息输入，输出，查询

妖狐艹你老母 2022-06-06 13:55 345阅读 0赞

**c语言（结构体）---实现学生信息输入，输出，查询**

> **利用结构体实现学生信息的输入，输出，以及生日日期查询**
> 
>     #include<stdio.h>
>     #define NUM 3
>     //日期结构体
>     typedef struct{
>     	int year;
>     	int month;
>     	int day;
>     }DATE;
>     //学生信息结构体
>     typedef struct{
>     	int num;
>     	char name[20];
>     	DATE birthday;
>     	char department[50];
>     	char major[50];
>     }STUDENT;
>     //输入信息函数
>     void inputStudent(STUDENT[]);
>     //输出信息函数
>     void outputStudent(STUDENT[]);
>     //查询信息函数
>     void searchStudent(STUDENT[],DATE);
>     void main(){
>     	STUDENT s[NUM];
>     	DATE date;
>     	inputStudent(s);
>     	outputStudent(s);
>     	printf("\n Enter a date(month,day) \n");
>     	scanf("%d%d",&date.month,&date.day);
>     	searchStudent(s,date);
>     }
>     void inputStudent(STUDENT s[]){
>     	int i;
>     	for(i=0;i<NUM;i++){
>     		printf("\n Enter a student infomation \n");
>     		s[i].num = i+1;
>     		scanf("%s",&s[i].name);
>     		scanf("%d%d%d",&s[i].birthday.year,&s[i].birthday.month,&s[i].birthday.day);
>     		scanf("%s",&s[i].department);
>     		scanf("%s",&s[i].major);
>     	}
>     }
>     void outputStudent(STUDENT s[]){
>     	int i;
>     	printf("\n printf all student infomation");
>     	for(i=0;i<NUM;i++){
>     		printf("\n%4d%10s%8d%3d%3d%8s%8s",s[i].num,s[i].name,s[i].birthday.year,s[i].birthday.month,s[i].birthday.day,s[i].department,s[i].major);
>     	}
>     }
>     void searchStudent(STUDENT s[], DATE date){
>     	int i;
>     	printf("\n searched in all student infomation");
>     	for(i=0;i<NUM;i++){
>     		if(s[i].birthday.month>date.month){
>     			printf("\n%4d%10s%8d%3d%3d",s[i].num,s[i].name,s[i].birthday.year,s[i].birthday.month,s[i].birthday.day);
>     			continue;
>     		}
>     		if(s[i].birthday.month==date.month && s[i].birthday.day>date.day){
>     			printf("\n%4d%10s%8d%3d%3d",s[i].num,s[i].name,s[i].birthday.year,s[i].birthday.month,s[i].birthday.day);
>     		}
>     	}
>     	printf("\n");
>     }
> 
>   
> **结果：**
> 
> **![Center][]**  
> 
> 
>   
>

[Center]: /images/20220606/36c30b16dd1e4fd7a99de6b3fb3f81f9.png