try (InputStream inputStream = Files.newInputStream(path1);
OutputStream outputStream = Files.newOutputStream(path2)) {
byte[] array1 = inputStream.readAllBytes();
byte[] array2 = new byte[array1.length];
for (int i = 1; i < array1.length; i += 2) {
array2[i - 1] = array1[i];
array2[i] = array1[i - 1];
if (i == array1.length - 2) {
array2[i + 1] = array1[i + 1];
break;
}
}
outputStream.write(array2);
package com.javarush.task.pro.task15.task1504;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Scanner;
/*
Перепутанные байты
*/
public class Solution {
public static void main(String[] args) throws IOException {
Scanner scanner = new Scanner(System.in);
Path path1 = Path.of(scanner.nextLine());
Path path2 = Path.of(scanner.nextLine());
try (InputStream inputStream = Files.newInputStream(path1);
OutputStream outputStream = Files.newOutputStream(path2)) {
byte[] array1 = inputStream.readAllBytes();
byte[] array2 = new byte[array1.length];
for (int i = 1; i < array1.length; i+=2) {
array2[i-1] = array1[i];
array2[i] = array1[i-1];
if (i == array1.length - 2) {
array2[i+1] = array1[i+1];
break;
}
}
outputStream.write(array2);
inputStream.close();
outputStream.close();
} catch (IOException e) {
}
}
}