Main.java

import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

class Main {
    public static void main(String[] args) {
        String str = "gEeks";
//        String str = "Geeks";
        Boolean isNameUpper = Character.isUpperCase(str.charAt(1));
        System.out.println(isNameUpper); // true


        Boolean isNameUpper2 = Character.isUpperCase('E');
        System.out.println(isNameUpper2); // true

        Boolean isNameUpper3 = Character.isUpperCase('e');
        System.out.println(isNameUpper3); // false
    }
}