一个简单的信息管理系统

问题描述:
要求程序有主菜单，执行时显示实例为：
Ostrich 管理系统功能菜单
1.增加Ostrich ;
2.删除Ostrich ;
3.修改Ostrich ;
4.查询Ostrich 信息；
5.统计Ostrich 个数；
6.输出Ostrich 列表；
7.退出；
请输入你的选择（1-7）：
请实现以上功能。

#include<stdio.h>
#include<string.h>
#include <stdlib.h>
#include "DancersDef.h"
#include "DancersAlgo.h"
int main(){
	linklist *head,*p;int flag=0;
	//char name[4],biaohao;
	system("color E5");
	int SelectNumber;int bianhao;
	
    do{
	SelectNumber=menu();
	switch(SelectNumber){
		case 1:
			head=create();
			break;
		case 2:
			printf("						请输入要删除的编号:");
			scanf("%d",&bianhao);
			delet(head,bianhao);
			PrintList(head);
			break;
		case 3:
			ChangeMenu();
			printf("						请输入要修改的信息的编号:");
			scanf("%d",&bianhao);
			change(head,bianhao);
			PrintList(head);
			break;
		case 4:
			printf("						请输入要查询的编号:");
			scanf("%d",&bianhao);
			flag=search(head,bianhao);
			if(flag!=1) printf("\n						查无此人\n");
			break;		
		case 5:
			counts(head);
			break;
		case 6:
			//printf("						----------------------------------------------------\n");
			PrintList(head);
			
			break;
		case 7:
			sort(head);
			PrintList(head);
			break;
		
		case 8:
			PrintList1(head);
			break;
		case 9:
			exit(0); 
		}
	}while (SelectNumber<9);
}

typedef struct dan{
  char name[5];
  int bianhao;
  char sex[5];
  int height;
  int weight;
  int nianling;
  int dengji;
  struct dan *next;
}dancer,linklist;

int  menu(){
	int m;printf("\n						----------------------------------------------------");
	printf("\n						鸵鸟信息管理系统菜单:\n");
	printf("\n						1. 建立信息链表");
	printf("\n						2. 删除信息");
	printf("\n						3. 修改信息");
	printf("\n						4. 查询信息");
	printf("\n						5. 统计数目");
	printf("\n						6. 打印信息");
	printf("\n						7. 按照等级降序");
	printf("\n						8. 打印链表");
	printf("\n						9. 退出");
printf("\n						----------------------------------------------------");
	printf("\n						请输入1-8选择功能:");
	
	scanf("%d",&m);
	return m;
}

linklist *create(){
	linklist *head,*p,*q;
	head = (linklist *) malloc ( sizeof( linklist ) ); 
	head->next = NULL;
	q=head;
	printf("\n						请输入鸵鸟者的编号直到输入0结束\n");

	while(1){
		p = (linklist *) malloc ( sizeof( linklist ) ); 	
		printf("\t\t				编号:");
		scanf("%d",&p->bianhao);
	if(p->bianhao==0)	break;
		printf("\t					食性:");
		scanf("	%s",&p->name);
		//gets(p->name);
		printf("\t					性别:");
		scanf("	%s",&p->sex);
		printf("\t					身高:");
		scanf("	%d",&p->height);
		printf("\t					体重:");
		scanf("		%d",&p->weight);
		printf("\t					年龄:");
		scanf("		%d",&p->nianling);
		printf("\t					等级:");
		scanf("		%d",&p->dengji);
		p->next=NULL;
		q->next=p;
		q=p;

	
	}
return head;
}

void PrintList1(linklist *head)
{printf("\n						----------------------------------------------------\n");
	linklist  *p = head->next;
	printf("\n						顶点符号   领接信息\n");
	printf("                                                   %d",p->bianhao);
	while(p)
	{	p=p->next;
		
		if(!p) printf("      NULL");
        	else
			 printf("      %d",p->bianhao);	
		
	}


	printf("\n						----------------------------------------------------\n");
}




void PrintList(linklist *head){
printf("						----------------------------------------------------\n");
	linklist  *p = head->next;
	//for(int i=0;i<7;i++) printf("%c",information[i]);
	printf("						%s	%s	%s	%s	%s	%s	%s\n","编号","食性","性别","身高","体重","年龄","等级");
	while(p!=NULL){
		printf("						%d	%s	%s	%d	%d	%d	%d\n",p->bianhao,p->name,
			p->sex,p->height,p->weight,p->nianling,p->dengji);
		p=p->next;
	
	}printf("						----------------------------------------------------");
}
void delet(linklist *head,int bianhao){
	linklist *p=head->next ,*q=head;
	while(p!=NULL&&p->bianhao!=bianhao){q=p;p=p->next;}
		
	if(p->bianhao==bianhao){
		q->next =p->next;
		free(p);

		
	}
}
int search(linklist *head,int bianhao){
	linklist *p=head->next;
	while(p){
		
		if(p->bianhao!=bianhao) 	p=p->next;
		else  {printf("\n						%s	%s	%s	%s	%s	%s	%s\n","编号","食性","性别","身高","体重","年龄","等级");
		printf("\n						%d	%s	%s	%d	%d	%d	%d\n",p->bianhao,p->name,
			p->sex,p->height,p->weight,p->nianling,p->dengji);return 1;break;

	}
	}

}
void  counts(linklist*head){
	linklist *p=head->next;int i=0;
	if(p==NULL) printf("\n						个数为:%d",0);
	else{while(p){
		p=p->next;i++;
	}printf("\n						个数为:%d\n",i);}
}
void ChangeMenu(){
	
	printf("\n						修改的项目的号码如下:\n");
	printf("\n						1.编号");
	printf("  2.食性");
	printf("  3.身高");
	printf("  4.年龄");
	printf("  5.体重");
	printf("  6.性别");
	printf("  7.等级\n");
	
	

}
void change(linklist *head,int bianhao){
	linklist *p=head->next;int m;
	while(p!=NULL&&p->bianhao!=bianhao) p=p->next;
	printf("\n						输入要修改信息的号码:");
	scanf("%d",&m);
	switch(m){
		case 1:
			printf("						输入要修改的编号信息:");
			scanf("%d",&p->bianhao);
			
			break;
		case 2:
			printf("						输入要修改的食性信息:");
			scanf("%s",&p->name);
			
		//	gets(t);p->name=t;
			break;
		case 3:
			printf("						输入要修改的身高信息:");
			scanf("%d",&p->height);
		
			break;
		case 4:	
			printf("						输入要修改的年龄信息:");
			scanf("%d",&p->nianling);
			
			break;
		case 5:
			printf("						输入要修改的体重信息:");
			scanf("%d",&p->weight);
		
			break;
		case 6:
			printf("						输入要修改的性别信息:");
			scanf("%s",&p->sex);
			
			break;
		case 7:
			printf("						输入要修改的等级信息:");
			scanf("%d",&p->dengji);
			
			break;
	}
}

运行结果：

这是我们大一期末课设的一部分，，，哈哈，看完代码是不是觉得很简单呢