2025-03-02 03:31:07
2025-03-02 03:08:09
#include <iostream>
int main()
{
char c = 0;
cin>>c;
if ( (c>='a' && c<='z') || (c>='A' && c<='Z'))
cout<<"输入的是字符"<<endl;
else if ( c>='0' && c<='9')
cout<<"输入的是数字"<<endl;
else
cout<<"输入的是其它字符"<<endl;
return 0;
}