题解 | #字符串分隔#

/**
*1.输入字符串大于8时，递归截取前8位输入，直至小于8位时进入循环补0
*2.字符串小于8时直接跳到循环补0操作，补满至8位时打印输出
*3.正好等于8位或为空字符串时，直接打印输出
*/
import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        while (in.hasNextLine()) {
            String s = in.nextLine();
            while (s.length() > 8) {
                System.out.println(s.substring(0, 8));
                s = s.substring(8);
            }
            while (s.length() < 8 && s.length() > 0) {
                s += "0";
            }
            System.out.println(s);
        }
    }
}



import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        String str = sc.nextLine();
        int n = str.length();
        if (n == 0){
            System.out.println(str);
        }
        for (int i = 0; i < n; i += 8) {
            if (i + 8 <= n){
                System.out.println(str.substring(i, i + 8));
            } else {
                StringBuilder sb = new StringBuilder();
                for (int j = 0; j < i + 8 - n; j++) {
                    sb.append("0");
                }
                System.out.println(str.substring(i) + sb);
            }
        }
    }
}