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//主菜单函数
//void cd()
#include <stdio.h>
int main()
{
int x;
printf("1.录入\n");
printf("2.查询\n");
printf("3.搜索\n");
printf("4.修改\n");
printf("5.删除\n");
printf("请选择;");
scanf("%d",&x);
switch(x)
{
case 1: printf("录入");break;
case 2: printf("查询");break;
case 3: printf("搜索");break;
case 4: printf("修改");break;
case 5: printf("删除");break;
default:printf("请输入正确数值");break;
}
return 0;
}