题解 | #截取字符串#
截取字符串
http://www.nowcoder.com/practice/a30bbc1a0aca4c27b86dd88868de4a4a
import java.util.Scanner;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
while(sc.hasNext()){
String str = sc.next();
int len = sc.nextInt();
String sub = str.substring(0,len);
System.out.println(sub);
}
}
}
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
while(sc.hasNext()){
String str = sc.next();
int len = sc.nextInt();
String sub = str.substring(0,len);
System.out.println(sub);
}
}
}