public class Variable2
{
public static void main(String[] args)
{
//double a = 1.2;
//System.out.println(a);
//float a = 1.2;编译出错
//System.out.println(a);
//char a = '李';
//System.out.println(a);
//boolean a = false;
//System.out.println(a);
//boolean a = true;
//System.out.println(a);
//float a = (float)1.2;
//System.out.println(a);
//float a = 1.5f;
//System.out.println(a);
int a;
System.out.println(a);
}
}