题解 | #判断字母#
判断字母
http://www.nowcoder.com/practice/44d2d63103664913bc243d3836b4f341
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
char c=sc.next().charAt(0);
if(c>=65&&c<=90||c>=97&&c<=122)
{
System.out.println("YES");
}else{
System.out.println("NO");
}
}
}
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