Java Substring

https://www.hackerrank.com/challenges/java-substring/problem?isFullScreen=true

Java Substring | HackerRank

 

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String S = in.next();
        int start = in.nextInt();
        int end = in.nextInt();
        
        System.out.println(S.substring(start,end));
    }
}

 

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https://docs.oracle.com/javase/8/docs/api/java/lang/String.html#substring-int-int-

String (Java Platform SE 8 )

https://en.wikipedia.org/wiki/Substring

Substring - Wikipedia

 

Given a string, , and two indices,  and , print a substring consisting of all characters in the inclusive range from  to . You'll find the String class' substring method helpful in completing this challenge.

Input Format

The first line contains a single string denoting .
The second line contains two space-separated integers denoting the respective values of  and .

Constraints

•  
•  
• String  consists of English alphabetic letters (i.e., ) only.

Output Format

Print the substring in the inclusive range from  to .

Sample Input

Helloworld
3 7

Sample Output

lowo

Explanation

In the diagram below, the substring is highlighted in green: