题解 | #截取字符串#
截取字符串
https://www.nowcoder.com/practice/a30bbc1a0aca4c27b86dd88868de4a4a
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
// 注意 hasNext 和 hasNextLine 的区别
while (in.hasNext()) { // 注意 while 处理多个 case
String a = in.next();
int e = in.nextInt();
System.out.println(v(a, e));
}
}
//A10;S20;W10;D30;X;A1A;B10A11;;A10;
private static String v(String str, int end) {
if (end <= str.length())
return str.substring(0, end);
return str;
}
}
