题解 | #在字符串中找出连续最长的数字串#
在字符串中找出连续最长的数字串
https://www.nowcoder.com/practice/2c81f88ecd5a4cc395b5308a99afbbec
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.hasNext()) { String s = in.nextLine(); int max = 0; int count = 0; StringBuilder temp = new StringBuilder(); StringBuilder res = new StringBuilder(); for (int i = 0; i < s.length(); i++) { if (Character.isDigit(s.charAt(i))) { temp.append(s.charAt(i)); count++; } else { if (count > max) { max = count; res = temp; } else if (count == max) { res.append(temp); } count = 0; temp = new StringBuilder(); } } if (count > max) { max = count; res = temp; } else if (count == max) { res.append(temp); } res.append(",").append(max); System.out.println(res); } } }