輸出Unicode碼中的漢字

	public static void main(String[] args) {		int i=1,j=0; //j換行符個數(shù)		StringBuilder builder = new StringBuilder(); //可變長度字符串				//漢字的Unicode碼的范圍：/u4e00~/u9fa5		for(char c='/u4e00';c<='/u9fa5';c++){			builder.append(c);						if(i%30==0){				builder.append("/n");				j++;			}						i++;		}				System.out.PRintln(builder.length()-j); //漢字數(shù)		System.out.println(builder.toString());	}