Java Exercises: Extract the first half of a string of even length
Java Basic: Exercise-69 with Solution
Write a Java program to extract the first half of a string of even length.
Pictorial Presentation:

Sample Solution:
Java Code:
import java.lang.*;
public class Exercise69 {
public static void main(String[] args)
{
String main_string = "Python";
System.out.println(main_string.substring(0, main_string.length()/2));
}
}
Sample Output:
Pyt
Flowchart:

Java Code Editor:
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Previous: Write a Java program to create a new string of 4 copies of the last 3 characters of the original string.
Next: Write a Java program to create a string in the form short_string + long_string + short_string from two strings.
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Java: Tips of the Day
countOccurrences
Counts the occurrences of a value in an array.
Use Arrays.stream().filter().count() to count total number of values that equals the specified value.
public static long countOccurrences(int[] numbers, int value) { return Arrays.stream(numbers) .filter(number -> number == value) .count(); }
Ref: https://bit.ly/3kCAgLb
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