/* * 输入字母判断第几列 */import java.util.Scanner;public class JudgeClumns {	public static void main(String[] args) {		Scanner str = new Scanner(System.in);		while(str.hasNextLine()){			String Chars= str.next();			if(!isEnglishAlphabet(Chars)){				System.out.println("只支持输入字母");//				return;			}else{				Chars = Chars.toUpperCase();				int number = 0;				for (int i = 0; i < Chars.length(); i++) {					number =(((int)Chars.charAt(i)-64)+26*i);									}				System.out.println(number);			}		}		str.close();	}		private static boolean isEnglishAlphabet(String str){		String regex="[a-zA-Z]+";		return str.matches(regex);	}}