reader.readLine() not working as expected

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;

public class CSS_Test_4_10_2024 {
    public static void main(String args[]) {
        try (BufferedReader reader = new BufferedReader(new FileReader("...\\sentences.txt"))) {
            String sentence;
            int c = 0; int inc = -5;
            while ((sentence = reader.readLine()) != null) {
                
                for (int i = 5; i > 0; i--) {
                    for (int o = 1; o < 4; o++) {
                        c++;
                        inc += i;
                        System.out.printf("<div class=\"text\" style=\"top: %dex;\">%s %d</div>%n", inc, sentence, c);
                    }
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;

public class CSS_Test_4_10_2024 {
    public static void main(String args[]) {
        try (BufferedReader reader = new BufferedReader(new FileReader("...\\sentences.txt"))) {
            String sentence;
            int c = 0; int inc = -5;
            while ((sentence = reader.readLine()) != null) {
                
                for (int i = 5; i > 0; i--) {
                    for (int o = 1; o < 4; o++) {
                        c++;
                        inc += i;
                        System.out.printf("<div class=\"text\" style=\"top: %dex;\">%s %d</div>%n", inc, sentence, c);
                    }
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}