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Produce a functionally identical PHP code for the snippet given in Java.
import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStream; import org.apache.commons.net.ftp.FTP; import org.apache.commons.net.ftp.FTPClient; import org.apache.commons.net.ftp.FTPFile; import org.apache.commons.net.ftp.FTPReply; public class FTPconn { public static void main(String[] args) throws IOException { String server = "ftp.hq.nasa.gov"; int port = 21; String user = "anonymous"; String pass = "ftptest@example.com"; OutputStream output = null; FTPClient ftpClient = new FTPClient(); try { ftpClient.connect(server, port); serverReply(ftpClient); int replyCode = ftpClient.getReplyCode(); if (!FTPReply.isPositiveCompletion(replyCode)) { System.out.println("Failure. Server reply code: " + replyCode); return; } serverReply(ftpClient); if (!ftpClient.login(user, pass)) { System.out.println("Could not login to the server."); return; } String dir = "pub/issoutreach/Living in Space Stories (MP3 Files)/"; if (!ftpClient.changeWorkingDirectory(dir)) { System.out.println("Change directory failed."); return; } ftpClient.enterLocalPassiveMode(); for (FTPFile file : ftpClient.listFiles()) System.out.println(file); String filename = "Can People go to Mars.mp3"; output = new FileOutputStream(filename); ftpClient.setFileType(FTP.BINARY_FILE_TYPE); if (!ftpClient.retrieveFile(filename, output)) { System.out.println("Retrieving file failed"); return; } serverReply(ftpClient); ftpClient.logout(); } finally { if (output != null) output.close(); } } private static void serverReply(FTPClient ftpClient) { for (String reply : ftpClient.getReplyStrings()) { System.out.println(reply); } } }
$server = "speedtest.tele2.net"; $user = "anonymous"; $pass = "ftptest@example.com"; $conn = ftp_connect($server); if (!$conn) { die('unable to connect to: '. $server); } $login = ftp_login($conn, $user, $pass); if (!$login) { echo 'unable to log in to '. $server. ' with user: '.$user.' and pass: '. $pass; } else{ echo 'connected successfully'.PHP_EOL; $directory = ftp_nlist($conn,''); print_r($directory); } if (ftp_get($conn, '1KB.zip', '1KB.zip', FTP_BINARY)) { echo "Successfully downloaded file".PHP_EOL; } else { echo "failed to download file"; }
Produce a functionally identical PHP code for the snippet given in Java.
import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStream; import org.apache.commons.net.ftp.FTP; import org.apache.commons.net.ftp.FTPClient; import org.apache.commons.net.ftp.FTPFile; import org.apache.commons.net.ftp.FTPReply; public class FTPconn { public static void main(String[] args) throws IOException { String server = "ftp.hq.nasa.gov"; int port = 21; String user = "anonymous"; String pass = "ftptest@example.com"; OutputStream output = null; FTPClient ftpClient = new FTPClient(); try { ftpClient.connect(server, port); serverReply(ftpClient); int replyCode = ftpClient.getReplyCode(); if (!FTPReply.isPositiveCompletion(replyCode)) { System.out.println("Failure. Server reply code: " + replyCode); return; } serverReply(ftpClient); if (!ftpClient.login(user, pass)) { System.out.println("Could not login to the server."); return; } String dir = "pub/issoutreach/Living in Space Stories (MP3 Files)/"; if (!ftpClient.changeWorkingDirectory(dir)) { System.out.println("Change directory failed."); return; } ftpClient.enterLocalPassiveMode(); for (FTPFile file : ftpClient.listFiles()) System.out.println(file); String filename = "Can People go to Mars.mp3"; output = new FileOutputStream(filename); ftpClient.setFileType(FTP.BINARY_FILE_TYPE); if (!ftpClient.retrieveFile(filename, output)) { System.out.println("Retrieving file failed"); return; } serverReply(ftpClient); ftpClient.logout(); } finally { if (output != null) output.close(); } } private static void serverReply(FTPClient ftpClient) { for (String reply : ftpClient.getReplyStrings()) { System.out.println(reply); } } }
$server = "speedtest.tele2.net"; $user = "anonymous"; $pass = "ftptest@example.com"; $conn = ftp_connect($server); if (!$conn) { die('unable to connect to: '. $server); } $login = ftp_login($conn, $user, $pass); if (!$login) { echo 'unable to log in to '. $server. ' with user: '.$user.' and pass: '. $pass; } else{ echo 'connected successfully'.PHP_EOL; $directory = ftp_nlist($conn,''); print_r($directory); } if (ftp_get($conn, '1KB.zip', '1KB.zip', FTP_BINARY)) { echo "Successfully downloaded file".PHP_EOL; } else { echo "failed to download file"; }
Generate a PHP translation of this Java snippet without changing its computational steps.
import java.util.*; public class Game24 { static Random r = new Random(); public static void main(String[] args) { int[] digits = randomDigits(); Scanner in = new Scanner(System.in); System.out.print("Make 24 using these digits: "); System.out.println(Arrays.toString(digits)); System.out.print("> "); Stack<Float> s = new Stack<>(); long total = 0; for (char c : in.nextLine().toCharArray()) { if ('0' <= c && c <= '9') { int d = c - '0'; total += (1 << (d * 5)); s.push((float) d); } else if ("+/-*".indexOf(c) != -1) { s.push(applyOperator(s.pop(), s.pop(), c)); } } if (tallyDigits(digits) != total) System.out.print("Not the same digits. "); else if (Math.abs(24 - s.peek()) < 0.001F) System.out.println("Correct!"); else System.out.print("Not correct."); } static float applyOperator(float a, float b, char c) { switch (c) { case '+': return a + b; case '-': return b - a; case '*': return a * b; case '/': return b / a; default: return Float.NaN; } } static long tallyDigits(int[] a) { long total = 0; for (int i = 0; i < 4; i++) total += (1 << (a[i] * 5)); return total; } static int[] randomDigits() { int[] result = new int[4]; for (int i = 0; i < 4; i++) result[i] = r.nextInt(9) + 1; return result; } }
#!/usr/bin/env php The 24 Game Given any four digits in the range 1 to 9, which may have repetitions, Using just the +, -, *, and / operators; and the possible use of brackets, (), show how to make an answer of 24. An answer of "q" will quit the game. An answer of "!" will generate a new set of four digits. Otherwise you are repeatedly asked for an expression until it evaluates to 24 Note: you cannot form multiple digit numbers from the supplied digits, so an answer of 12+12 when given 1, 2, 2, and 1 would not be allowed. <?php while (true) { $numbers = make_numbers(); for ($iteration_num = 1; ; $iteration_num++) { echo "Expresion $iteration_num: "; $entry = rtrim(fgets(STDIN)); if ($entry === '!') break; if ($entry === 'q') exit; $result = play($numbers, $entry); if ($result === null) { echo "That's not valid\n"; continue; } elseif ($result != 24) { echo "Sorry, that's $result\n"; continue; } else { echo "That's right! 24!!\n"; exit; } } } function make_numbers() { $numbers = array(); echo "Your four digits: "; for ($i = 0; $i < 4; $i++) { $number = rand(1, 9); if (!isset($numbers[$number])) { $numbers[$number] = 0; } $numbers[$number]++; print "$number "; } print "\n"; return $numbers; } function play($numbers, $expression) { $operator = true; for ($i = 0, $length = strlen($expression); $i < $length; $i++) { $character = $expression[$i]; if (in_array($character, array('(', ')', ' ', "\t"))) continue; $operator = !$operator; if (!$operator) { if (!empty($numbers[$character])) { $numbers[$character]--; continue; } return; } elseif (!in_array($character, array('+', '-', '*', '/'))) { return; } } foreach ($numbers as $remaining) { if ($remaining > 0) { return; } } return eval("return $expression;"); } ?>
Please provide an equivalent version of this Java code in PHP.
import java.util.*; public class Game24 { static Random r = new Random(); public static void main(String[] args) { int[] digits = randomDigits(); Scanner in = new Scanner(System.in); System.out.print("Make 24 using these digits: "); System.out.println(Arrays.toString(digits)); System.out.print("> "); Stack<Float> s = new Stack<>(); long total = 0; for (char c : in.nextLine().toCharArray()) { if ('0' <= c && c <= '9') { int d = c - '0'; total += (1 << (d * 5)); s.push((float) d); } else if ("+/-*".indexOf(c) != -1) { s.push(applyOperator(s.pop(), s.pop(), c)); } } if (tallyDigits(digits) != total) System.out.print("Not the same digits. "); else if (Math.abs(24 - s.peek()) < 0.001F) System.out.println("Correct!"); else System.out.print("Not correct."); } static float applyOperator(float a, float b, char c) { switch (c) { case '+': return a + b; case '-': return b - a; case '*': return a * b; case '/': return b / a; default: return Float.NaN; } } static long tallyDigits(int[] a) { long total = 0; for (int i = 0; i < 4; i++) total += (1 << (a[i] * 5)); return total; } static int[] randomDigits() { int[] result = new int[4]; for (int i = 0; i < 4; i++) result[i] = r.nextInt(9) + 1; return result; } }
#!/usr/bin/env php The 24 Game Given any four digits in the range 1 to 9, which may have repetitions, Using just the +, -, *, and / operators; and the possible use of brackets, (), show how to make an answer of 24. An answer of "q" will quit the game. An answer of "!" will generate a new set of four digits. Otherwise you are repeatedly asked for an expression until it evaluates to 24 Note: you cannot form multiple digit numbers from the supplied digits, so an answer of 12+12 when given 1, 2, 2, and 1 would not be allowed. <?php while (true) { $numbers = make_numbers(); for ($iteration_num = 1; ; $iteration_num++) { echo "Expresion $iteration_num: "; $entry = rtrim(fgets(STDIN)); if ($entry === '!') break; if ($entry === 'q') exit; $result = play($numbers, $entry); if ($result === null) { echo "That's not valid\n"; continue; } elseif ($result != 24) { echo "Sorry, that's $result\n"; continue; } else { echo "That's right! 24!!\n"; exit; } } } function make_numbers() { $numbers = array(); echo "Your four digits: "; for ($i = 0; $i < 4; $i++) { $number = rand(1, 9); if (!isset($numbers[$number])) { $numbers[$number] = 0; } $numbers[$number]++; print "$number "; } print "\n"; return $numbers; } function play($numbers, $expression) { $operator = true; for ($i = 0, $length = strlen($expression); $i < $length; $i++) { $character = $expression[$i]; if (in_array($character, array('(', ')', ' ', "\t"))) continue; $operator = !$operator; if (!$operator) { if (!empty($numbers[$character])) { $numbers[$character]--; continue; } return; } elseif (!in_array($character, array('+', '-', '*', '/'))) { return; } } foreach ($numbers as $remaining) { if ($remaining > 0) { return; } } return eval("return $expression;"); } ?>
Rewrite this program in PHP while keeping its functionality equivalent to the Java version.
import java.util.*; public class Game24 { static Random r = new Random(); public static void main(String[] args) { int[] digits = randomDigits(); Scanner in = new Scanner(System.in); System.out.print("Make 24 using these digits: "); System.out.println(Arrays.toString(digits)); System.out.print("> "); Stack<Float> s = new Stack<>(); long total = 0; for (char c : in.nextLine().toCharArray()) { if ('0' <= c && c <= '9') { int d = c - '0'; total += (1 << (d * 5)); s.push((float) d); } else if ("+/-*".indexOf(c) != -1) { s.push(applyOperator(s.pop(), s.pop(), c)); } } if (tallyDigits(digits) != total) System.out.print("Not the same digits. "); else if (Math.abs(24 - s.peek()) < 0.001F) System.out.println("Correct!"); else System.out.print("Not correct."); } static float applyOperator(float a, float b, char c) { switch (c) { case '+': return a + b; case '-': return b - a; case '*': return a * b; case '/': return b / a; default: return Float.NaN; } } static long tallyDigits(int[] a) { long total = 0; for (int i = 0; i < 4; i++) total += (1 << (a[i] * 5)); return total; } static int[] randomDigits() { int[] result = new int[4]; for (int i = 0; i < 4; i++) result[i] = r.nextInt(9) + 1; return result; } }
#!/usr/bin/env php The 24 Game Given any four digits in the range 1 to 9, which may have repetitions, Using just the +, -, *, and / operators; and the possible use of brackets, (), show how to make an answer of 24. An answer of "q" will quit the game. An answer of "!" will generate a new set of four digits. Otherwise you are repeatedly asked for an expression until it evaluates to 24 Note: you cannot form multiple digit numbers from the supplied digits, so an answer of 12+12 when given 1, 2, 2, and 1 would not be allowed. <?php while (true) { $numbers = make_numbers(); for ($iteration_num = 1; ; $iteration_num++) { echo "Expresion $iteration_num: "; $entry = rtrim(fgets(STDIN)); if ($entry === '!') break; if ($entry === 'q') exit; $result = play($numbers, $entry); if ($result === null) { echo "That's not valid\n"; continue; } elseif ($result != 24) { echo "Sorry, that's $result\n"; continue; } else { echo "That's right! 24!!\n"; exit; } } } function make_numbers() { $numbers = array(); echo "Your four digits: "; for ($i = 0; $i < 4; $i++) { $number = rand(1, 9); if (!isset($numbers[$number])) { $numbers[$number] = 0; } $numbers[$number]++; print "$number "; } print "\n"; return $numbers; } function play($numbers, $expression) { $operator = true; for ($i = 0, $length = strlen($expression); $i < $length; $i++) { $character = $expression[$i]; if (in_array($character, array('(', ')', ' ', "\t"))) continue; $operator = !$operator; if (!$operator) { if (!empty($numbers[$character])) { $numbers[$character]--; continue; } return; } elseif (!in_array($character, array('+', '-', '*', '/'))) { return; } } foreach ($numbers as $remaining) { if ($remaining > 0) { return; } } return eval("return $expression;"); } ?>
Generate an equivalent PHP version of this Java code.
import java.util.*; public class Game24 { static Random r = new Random(); public static void main(String[] args) { int[] digits = randomDigits(); Scanner in = new Scanner(System.in); System.out.print("Make 24 using these digits: "); System.out.println(Arrays.toString(digits)); System.out.print("> "); Stack<Float> s = new Stack<>(); long total = 0; for (char c : in.nextLine().toCharArray()) { if ('0' <= c && c <= '9') { int d = c - '0'; total += (1 << (d * 5)); s.push((float) d); } else if ("+/-*".indexOf(c) != -1) { s.push(applyOperator(s.pop(), s.pop(), c)); } } if (tallyDigits(digits) != total) System.out.print("Not the same digits. "); else if (Math.abs(24 - s.peek()) < 0.001F) System.out.println("Correct!"); else System.out.print("Not correct."); } static float applyOperator(float a, float b, char c) { switch (c) { case '+': return a + b; case '-': return b - a; case '*': return a * b; case '/': return b / a; default: return Float.NaN; } } static long tallyDigits(int[] a) { long total = 0; for (int i = 0; i < 4; i++) total += (1 << (a[i] * 5)); return total; } static int[] randomDigits() { int[] result = new int[4]; for (int i = 0; i < 4; i++) result[i] = r.nextInt(9) + 1; return result; } }
#!/usr/bin/env php The 24 Game Given any four digits in the range 1 to 9, which may have repetitions, Using just the +, -, *, and / operators; and the possible use of brackets, (), show how to make an answer of 24. An answer of "q" will quit the game. An answer of "!" will generate a new set of four digits. Otherwise you are repeatedly asked for an expression until it evaluates to 24 Note: you cannot form multiple digit numbers from the supplied digits, so an answer of 12+12 when given 1, 2, 2, and 1 would not be allowed. <?php while (true) { $numbers = make_numbers(); for ($iteration_num = 1; ; $iteration_num++) { echo "Expresion $iteration_num: "; $entry = rtrim(fgets(STDIN)); if ($entry === '!') break; if ($entry === 'q') exit; $result = play($numbers, $entry); if ($result === null) { echo "That's not valid\n"; continue; } elseif ($result != 24) { echo "Sorry, that's $result\n"; continue; } else { echo "That's right! 24!!\n"; exit; } } } function make_numbers() { $numbers = array(); echo "Your four digits: "; for ($i = 0; $i < 4; $i++) { $number = rand(1, 9); if (!isset($numbers[$number])) { $numbers[$number] = 0; } $numbers[$number]++; print "$number "; } print "\n"; return $numbers; } function play($numbers, $expression) { $operator = true; for ($i = 0, $length = strlen($expression); $i < $length; $i++) { $character = $expression[$i]; if (in_array($character, array('(', ')', ' ', "\t"))) continue; $operator = !$operator; if (!$operator) { if (!empty($numbers[$character])) { $numbers[$character]--; continue; } return; } elseif (!in_array($character, array('+', '-', '*', '/'))) { return; } } foreach ($numbers as $remaining) { if ($remaining > 0) { return; } } return eval("return $expression;"); } ?>
Rewrite this program in PHP while keeping its functionality equivalent to the Java version.
for(int i = 1;i <= 10; i++){ System.out.print(i); if(i % 5 == 0){ System.out.println(); continue; } System.out.print(", "); }
for ($i = 1; $i <= 10; $i++) { echo $i; if ($i % 5 == 0) { echo "\n"; continue; } echo ', '; }
Write a version of this Java function in PHP with identical behavior.
for(int i = 1;i <= 10; i++){ System.out.print(i); if(i % 5 == 0){ System.out.println(); continue; } System.out.print(", "); }
for ($i = 1; $i <= 10; $i++) { echo $i; if ($i % 5 == 0) { echo "\n"; continue; } echo ', '; }
Produce a functionally identical PHP code for the snippet given in Java.
import java.awt.Color; import java.awt.Graphics; import javax.swing.JFrame; public class ColorFrame extends JFrame { public ColorFrame(int width, int height) { this.setDefaultCloseOperation(EXIT_ON_CLOSE); this.setSize(width, height); this.setVisible(true); } @Override public void paint(Graphics g) { Color[] colors = { Color.black, Color.red, Color.green, Color.blue, Color.pink, Color.CYAN, Color.yellow, Color.white }; for (int i = 0; i < colors.length; i++) { g.setColor(colors[i]); g.fillRect(this.getWidth() / colors.length * i, 0, this.getWidth() / colors.length, this.getHeight()); } } public static void main(String args[]) { new ColorFrame(200, 200); } }
<?php $colors = array(array( 0, 0, 0), // black array(255, 0, 0), // red array( 0, 255, 0), // green array( 0, 0, 255), // blue array(255, 0, 255), // magenta array( 0, 255, 255), // cyan array(255, 255, 0), // yellow array(255, 255, 255)); // white define('BARWIDTH', 640 / count($colors)); define('HEIGHT', 480); $image = imagecreate(BARWIDTH * count($colors), HEIGHT); foreach ($colors as $position => $color) { $color = imagecolorallocate($image, $color[0], $color[1], $color[2]); imagefilledrectangle($image, $position * BARWIDTH, 0, $position * BARWIDTH + BARWIDTH - 1, HEIGHT - 1, $color); } header('Content-type:image/png'); imagepng($image); imagedestroy($image);
Convert this Java snippet to PHP and keep its semantics consistent.
import java.awt.Color; import java.awt.Graphics; import javax.swing.JFrame; public class ColorFrame extends JFrame { public ColorFrame(int width, int height) { this.setDefaultCloseOperation(EXIT_ON_CLOSE); this.setSize(width, height); this.setVisible(true); } @Override public void paint(Graphics g) { Color[] colors = { Color.black, Color.red, Color.green, Color.blue, Color.pink, Color.CYAN, Color.yellow, Color.white }; for (int i = 0; i < colors.length; i++) { g.setColor(colors[i]); g.fillRect(this.getWidth() / colors.length * i, 0, this.getWidth() / colors.length, this.getHeight()); } } public static void main(String args[]) { new ColorFrame(200, 200); } }
<?php $colors = array(array( 0, 0, 0), // black array(255, 0, 0), // red array( 0, 255, 0), // green array( 0, 0, 255), // blue array(255, 0, 255), // magenta array( 0, 255, 255), // cyan array(255, 255, 0), // yellow array(255, 255, 255)); // white define('BARWIDTH', 640 / count($colors)); define('HEIGHT', 480); $image = imagecreate(BARWIDTH * count($colors), HEIGHT); foreach ($colors as $position => $color) { $color = imagecolorallocate($image, $color[0], $color[1], $color[2]); imagefilledrectangle($image, $position * BARWIDTH, 0, $position * BARWIDTH + BARWIDTH - 1, HEIGHT - 1, $color); } header('Content-type:image/png'); imagepng($image); imagedestroy($image);
Produce a language-to-language conversion: from Java to PHP, same semantics.
import java.awt.Color; import java.awt.Graphics; import javax.swing.JFrame; public class ColorFrame extends JFrame { public ColorFrame(int width, int height) { this.setDefaultCloseOperation(EXIT_ON_CLOSE); this.setSize(width, height); this.setVisible(true); } @Override public void paint(Graphics g) { Color[] colors = { Color.black, Color.red, Color.green, Color.blue, Color.pink, Color.CYAN, Color.yellow, Color.white }; for (int i = 0; i < colors.length; i++) { g.setColor(colors[i]); g.fillRect(this.getWidth() / colors.length * i, 0, this.getWidth() / colors.length, this.getHeight()); } } public static void main(String args[]) { new ColorFrame(200, 200); } }
<?php $colors = array(array( 0, 0, 0), // black array(255, 0, 0), // red array( 0, 255, 0), // green array( 0, 0, 255), // blue array(255, 0, 255), // magenta array( 0, 255, 255), // cyan array(255, 255, 0), // yellow array(255, 255, 255)); // white define('BARWIDTH', 640 / count($colors)); define('HEIGHT', 480); $image = imagecreate(BARWIDTH * count($colors), HEIGHT); foreach ($colors as $position => $color) { $color = imagecolorallocate($image, $color[0], $color[1], $color[2]); imagefilledrectangle($image, $position * BARWIDTH, 0, $position * BARWIDTH + BARWIDTH - 1, HEIGHT - 1, $color); } header('Content-type:image/png'); imagepng($image); imagedestroy($image);
Can you help me rewrite this code in PHP instead of Java, keeping it the same logically?
import java.awt.Color; import java.awt.Graphics; import javax.swing.JFrame; public class ColorFrame extends JFrame { public ColorFrame(int width, int height) { this.setDefaultCloseOperation(EXIT_ON_CLOSE); this.setSize(width, height); this.setVisible(true); } @Override public void paint(Graphics g) { Color[] colors = { Color.black, Color.red, Color.green, Color.blue, Color.pink, Color.CYAN, Color.yellow, Color.white }; for (int i = 0; i < colors.length; i++) { g.setColor(colors[i]); g.fillRect(this.getWidth() / colors.length * i, 0, this.getWidth() / colors.length, this.getHeight()); } } public static void main(String args[]) { new ColorFrame(200, 200); } }
<?php $colors = array(array( 0, 0, 0), // black array(255, 0, 0), // red array( 0, 255, 0), // green array( 0, 0, 255), // blue array(255, 0, 255), // magenta array( 0, 255, 255), // cyan array(255, 255, 0), // yellow array(255, 255, 255)); // white define('BARWIDTH', 640 / count($colors)); define('HEIGHT', 480); $image = imagecreate(BARWIDTH * count($colors), HEIGHT); foreach ($colors as $position => $color) { $color = imagecolorallocate($image, $color[0], $color[1], $color[2]); imagefilledrectangle($image, $position * BARWIDTH, 0, $position * BARWIDTH + BARWIDTH - 1, HEIGHT - 1, $color); } header('Content-type:image/png'); imagepng($image); imagedestroy($image);
Port the following code from Java to PHP with equivalent syntax and logic.
public class FizzBuzz { public static void main(String[] args) { Sound[] sounds = {new Sound(3, "Fizz"), new Sound(5, "Buzz"), new Sound(7, "Baxx")}; for (int i = 1; i <= 20; i++) { StringBuilder sb = new StringBuilder(); for (Sound sound : sounds) { sb.append(sound.generate(i)); } System.out.println(sb.length() == 0 ? i : sb.toString()); } } private static class Sound { private final int trigger; private final String onomatopoeia; public Sound(int trigger, String onomatopoeia) { this.trigger = trigger; this.onomatopoeia = onomatopoeia; } public String generate(int i) { return i % trigger == 0 ? onomatopoeia : ""; } } }
<?php $max = 20; $factor = array(3 => 'Fizz', 5 => 'Buzz', 7 => 'Jazz'); for ($i = 1 ; $i <= $max ; $i++) { $matched = false; foreach ($factor AS $number => $word) { if ($i % $number == 0) { echo $word; $matched = true; } } echo ($matched ? '' : $i), PHP_EOL; } ?>
Please provide an equivalent version of this Java code in PHP.
public class FizzBuzz { public static void main(String[] args) { Sound[] sounds = {new Sound(3, "Fizz"), new Sound(5, "Buzz"), new Sound(7, "Baxx")}; for (int i = 1; i <= 20; i++) { StringBuilder sb = new StringBuilder(); for (Sound sound : sounds) { sb.append(sound.generate(i)); } System.out.println(sb.length() == 0 ? i : sb.toString()); } } private static class Sound { private final int trigger; private final String onomatopoeia; public Sound(int trigger, String onomatopoeia) { this.trigger = trigger; this.onomatopoeia = onomatopoeia; } public String generate(int i) { return i % trigger == 0 ? onomatopoeia : ""; } } }
<?php $max = 20; $factor = array(3 => 'Fizz', 5 => 'Buzz', 7 => 'Jazz'); for ($i = 1 ; $i <= $max ; $i++) { $matched = false; foreach ($factor AS $number => $word) { if ($i % $number == 0) { echo $word; $matched = true; } } echo ($matched ? '' : $i), PHP_EOL; } ?>
Maintain the same structure and functionality when rewriting this code in PHP.
package linenbr7; import java.io.*; public class LineNbr7 { public static void main(String[] args) throws Exception { File f = new File(args[0]); if (!f.isFile() || !f.canRead()) throw new IOException("can't read " + args[0]); BufferedReader br = new BufferedReader(new FileReader(f)); try (LineNumberReader lnr = new LineNumberReader(br)) { String line = null; int lnum = 0; while ((line = lnr.readLine()) != null && (lnum = lnr.getLineNumber()) < 7) { } switch (lnum) { case 0: System.out.println("the file has zero length"); break; case 7: boolean empty = "".equals(line); System.out.println("line 7: " + (empty ? "empty" : line)); break; default: System.out.println("the file has only " + lnum + " line(s)"); } } } }
<?php $DOCROOT = $_SERVER['DOCUMENT_ROOT']; function fileLine ($lineNum, $file) { $count = 0; while (!feof($file)) { $count++; $line = fgets($file); if ($count == $lineNum) return $line; } die("Requested file has fewer than ".$lineNum." lines!"); } @ $fp = fopen("$DOCROOT/exercises/words.txt", 'r'); if (!$fp) die("Input file not found!"); echo fileLine(7, $fp); ?>
Preserve the algorithm and functionality while converting the code from Java to PHP.
package linenbr7; import java.io.*; public class LineNbr7 { public static void main(String[] args) throws Exception { File f = new File(args[0]); if (!f.isFile() || !f.canRead()) throw new IOException("can't read " + args[0]); BufferedReader br = new BufferedReader(new FileReader(f)); try (LineNumberReader lnr = new LineNumberReader(br)) { String line = null; int lnum = 0; while ((line = lnr.readLine()) != null && (lnum = lnr.getLineNumber()) < 7) { } switch (lnum) { case 0: System.out.println("the file has zero length"); break; case 7: boolean empty = "".equals(line); System.out.println("line 7: " + (empty ? "empty" : line)); break; default: System.out.println("the file has only " + lnum + " line(s)"); } } } }
<?php $DOCROOT = $_SERVER['DOCUMENT_ROOT']; function fileLine ($lineNum, $file) { $count = 0; while (!feof($file)) { $count++; $line = fgets($file); if ($count == $lineNum) return $line; } die("Requested file has fewer than ".$lineNum." lines!"); } @ $fp = fopen("$DOCROOT/exercises/words.txt", 'r'); if (!$fp) die("Input file not found!"); echo fileLine(7, $fp); ?>
Port the provided Java code into PHP while preserving the original functionality.
package linenbr7; import java.io.*; public class LineNbr7 { public static void main(String[] args) throws Exception { File f = new File(args[0]); if (!f.isFile() || !f.canRead()) throw new IOException("can't read " + args[0]); BufferedReader br = new BufferedReader(new FileReader(f)); try (LineNumberReader lnr = new LineNumberReader(br)) { String line = null; int lnum = 0; while ((line = lnr.readLine()) != null && (lnum = lnr.getLineNumber()) < 7) { } switch (lnum) { case 0: System.out.println("the file has zero length"); break; case 7: boolean empty = "".equals(line); System.out.println("line 7: " + (empty ? "empty" : line)); break; default: System.out.println("the file has only " + lnum + " line(s)"); } } } }
<?php $DOCROOT = $_SERVER['DOCUMENT_ROOT']; function fileLine ($lineNum, $file) { $count = 0; while (!feof($file)) { $count++; $line = fgets($file); if ($count == $lineNum) return $line; } die("Requested file has fewer than ".$lineNum." lines!"); } @ $fp = fopen("$DOCROOT/exercises/words.txt", 'r'); if (!$fp) die("Input file not found!"); echo fileLine(7, $fp); ?>
Convert the following code from Java to PHP, ensuring the logic remains intact.
package linenbr7; import java.io.*; public class LineNbr7 { public static void main(String[] args) throws Exception { File f = new File(args[0]); if (!f.isFile() || !f.canRead()) throw new IOException("can't read " + args[0]); BufferedReader br = new BufferedReader(new FileReader(f)); try (LineNumberReader lnr = new LineNumberReader(br)) { String line = null; int lnum = 0; while ((line = lnr.readLine()) != null && (lnum = lnr.getLineNumber()) < 7) { } switch (lnum) { case 0: System.out.println("the file has zero length"); break; case 7: boolean empty = "".equals(line); System.out.println("line 7: " + (empty ? "empty" : line)); break; default: System.out.println("the file has only " + lnum + " line(s)"); } } } }
<?php $DOCROOT = $_SERVER['DOCUMENT_ROOT']; function fileLine ($lineNum, $file) { $count = 0; while (!feof($file)) { $count++; $line = fgets($file); if ($count == $lineNum) return $line; } die("Requested file has fewer than ".$lineNum." lines!"); } @ $fp = fopen("$DOCROOT/exercises/words.txt", 'r'); if (!$fp) die("Input file not found!"); echo fileLine(7, $fp); ?>
Produce a language-to-language conversion: from Java to PHP, same semantics.
import java.util.Arrays; import java.util.Comparator; public class FileExt{ public static void main(String[] args){ String[] tests = {"text.txt", "text.TXT", "test.tar.gz", "test/test2.exe", "test\\test2.exe", "test", "a/b/c\\d/foo"}; String[] exts = {".txt",".gz","",".bat"}; System.out.println("Extensions: " + Arrays.toString(exts) + "\n"); for(String test:tests){ System.out.println(test +": " + extIsIn(test, exts)); } } public static boolean extIsIn(String test, String... exts){ int lastSlash = Math.max(test.lastIndexOf('/'), test.lastIndexOf('\\')); String filename = test.substring(lastSlash + 1); int lastDot = filename.lastIndexOf('.') == -1 ? filename.length() : filename.lastIndexOf('.'); String ext = filename.substring(lastDot); Arrays.sort(exts); return Arrays.binarySearch(exts, ext, new Comparator<String>() { @Override public int compare(String o1, String o2) { return o1.compareToIgnoreCase(o2); } }) >= 0; } }
$allowed = ['zip', 'rar', '7z', 'gz', 'archive', 'A##', 'tar.bz2']; $lc_allowed = array_map('strtolower', $allowed); $tests = [ ['MyData.a##',true], ['MyData.tar.Gz',true], ['MyData.gzip',false], ['MyData.7z.backup',false], ['MyData...',false], ['MyData',false], ['archive.tar.gz', true] ]; foreach ($tests as $test) { $ext = pathinfo($test[0], PATHINFO_EXTENSION); if (in_array(strtolower($ext), $lc_allowed)) { $result = 'true'; } else { $result = 'false'; } printf("%20s : %s \n", $test[0],$result); }
Generate a PHP translation of this Java snippet without changing its computational steps.
import java.util.Arrays; import java.util.Comparator; public class FileExt{ public static void main(String[] args){ String[] tests = {"text.txt", "text.TXT", "test.tar.gz", "test/test2.exe", "test\\test2.exe", "test", "a/b/c\\d/foo"}; String[] exts = {".txt",".gz","",".bat"}; System.out.println("Extensions: " + Arrays.toString(exts) + "\n"); for(String test:tests){ System.out.println(test +": " + extIsIn(test, exts)); } } public static boolean extIsIn(String test, String... exts){ int lastSlash = Math.max(test.lastIndexOf('/'), test.lastIndexOf('\\')); String filename = test.substring(lastSlash + 1); int lastDot = filename.lastIndexOf('.') == -1 ? filename.length() : filename.lastIndexOf('.'); String ext = filename.substring(lastDot); Arrays.sort(exts); return Arrays.binarySearch(exts, ext, new Comparator<String>() { @Override public int compare(String o1, String o2) { return o1.compareToIgnoreCase(o2); } }) >= 0; } }
$allowed = ['zip', 'rar', '7z', 'gz', 'archive', 'A##', 'tar.bz2']; $lc_allowed = array_map('strtolower', $allowed); $tests = [ ['MyData.a##',true], ['MyData.tar.Gz',true], ['MyData.gzip',false], ['MyData.7z.backup',false], ['MyData...',false], ['MyData',false], ['archive.tar.gz', true] ]; foreach ($tests as $test) { $ext = pathinfo($test[0], PATHINFO_EXTENSION); if (in_array(strtolower($ext), $lc_allowed)) { $result = 'true'; } else { $result = 'false'; } printf("%20s : %s \n", $test[0],$result); }
Maintain the same structure and functionality when rewriting this code in PHP.
import java.util.Arrays; import java.util.Comparator; public class FileExt{ public static void main(String[] args){ String[] tests = {"text.txt", "text.TXT", "test.tar.gz", "test/test2.exe", "test\\test2.exe", "test", "a/b/c\\d/foo"}; String[] exts = {".txt",".gz","",".bat"}; System.out.println("Extensions: " + Arrays.toString(exts) + "\n"); for(String test:tests){ System.out.println(test +": " + extIsIn(test, exts)); } } public static boolean extIsIn(String test, String... exts){ int lastSlash = Math.max(test.lastIndexOf('/'), test.lastIndexOf('\\')); String filename = test.substring(lastSlash + 1); int lastDot = filename.lastIndexOf('.') == -1 ? filename.length() : filename.lastIndexOf('.'); String ext = filename.substring(lastDot); Arrays.sort(exts); return Arrays.binarySearch(exts, ext, new Comparator<String>() { @Override public int compare(String o1, String o2) { return o1.compareToIgnoreCase(o2); } }) >= 0; } }
$allowed = ['zip', 'rar', '7z', 'gz', 'archive', 'A##', 'tar.bz2']; $lc_allowed = array_map('strtolower', $allowed); $tests = [ ['MyData.a##',true], ['MyData.tar.Gz',true], ['MyData.gzip',false], ['MyData.7z.backup',false], ['MyData...',false], ['MyData',false], ['archive.tar.gz', true] ]; foreach ($tests as $test) { $ext = pathinfo($test[0], PATHINFO_EXTENSION); if (in_array(strtolower($ext), $lc_allowed)) { $result = 'true'; } else { $result = 'false'; } printf("%20s : %s \n", $test[0],$result); }
Rewrite the snippet below in PHP so it works the same as the original Java code.
import java.util.Arrays; import java.util.Comparator; public class FileExt{ public static void main(String[] args){ String[] tests = {"text.txt", "text.TXT", "test.tar.gz", "test/test2.exe", "test\\test2.exe", "test", "a/b/c\\d/foo"}; String[] exts = {".txt",".gz","",".bat"}; System.out.println("Extensions: " + Arrays.toString(exts) + "\n"); for(String test:tests){ System.out.println(test +": " + extIsIn(test, exts)); } } public static boolean extIsIn(String test, String... exts){ int lastSlash = Math.max(test.lastIndexOf('/'), test.lastIndexOf('\\')); String filename = test.substring(lastSlash + 1); int lastDot = filename.lastIndexOf('.') == -1 ? filename.length() : filename.lastIndexOf('.'); String ext = filename.substring(lastDot); Arrays.sort(exts); return Arrays.binarySearch(exts, ext, new Comparator<String>() { @Override public int compare(String o1, String o2) { return o1.compareToIgnoreCase(o2); } }) >= 0; } }
$allowed = ['zip', 'rar', '7z', 'gz', 'archive', 'A##', 'tar.bz2']; $lc_allowed = array_map('strtolower', $allowed); $tests = [ ['MyData.a##',true], ['MyData.tar.Gz',true], ['MyData.gzip',false], ['MyData.7z.backup',false], ['MyData...',false], ['MyData',false], ['archive.tar.gz', true] ]; foreach ($tests as $test) { $ext = pathinfo($test[0], PATHINFO_EXTENSION); if (in_array(strtolower($ext), $lc_allowed)) { $result = 'true'; } else { $result = 'false'; } printf("%20s : %s \n", $test[0],$result); }
Keep all operations the same but rewrite the snippet in PHP.
String str = "alphaBETA"; System.out.println(str.toUpperCase()); System.out.println(str.toLowerCase()); System.out.println("äàâáçñßæεбế".toUpperCase()); System.out.println("ÄÀÂÁÇÑSSÆΕБẾ".toLowerCase());
$str = "alphaBETA"; echo strtoupper($str), "\n"; // ALPHABETA echo strtolower($str), "\n"; // alphabeta echo ucfirst($str), "\n"; // AlphaBETA echo lcfirst("FOObar"), "\n"; // fOObar echo ucwords("foO baR baZ"), "\n"; // FoO BaR BaZ echo lcwords("FOo BAr BAz"), "\n"; // fOo bAr bAz
Please provide an equivalent version of this Java code in PHP.
String str = "alphaBETA"; System.out.println(str.toUpperCase()); System.out.println(str.toLowerCase()); System.out.println("äàâáçñßæεбế".toUpperCase()); System.out.println("ÄÀÂÁÇÑSSÆΕБẾ".toLowerCase());
$str = "alphaBETA"; echo strtoupper($str), "\n"; // ALPHABETA echo strtolower($str), "\n"; // alphabeta echo ucfirst($str), "\n"; // AlphaBETA echo lcfirst("FOObar"), "\n"; // fOObar echo ucwords("foO baR baZ"), "\n"; // FoO BaR BaZ echo lcwords("FOo BAr BAz"), "\n"; // fOo bAr bAz
Preserve the algorithm and functionality while converting the code from Java to PHP.
import java.nio.charset.StandardCharsets; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; public class Digester { public static void main(String[] args) { System.out.println(hexDigest("Rosetta code", "MD5")); } static String hexDigest(String str, String digestName) { try { MessageDigest md = MessageDigest.getInstance(digestName); byte[] digest = md.digest(str.getBytes(StandardCharsets.UTF_8)); char[] hex = new char[digest.length * 2]; for (int i = 0; i < digest.length; i++) { hex[2 * i] = "0123456789abcdef".charAt((digest[i] & 0xf0) >> 4); hex[2 * i + 1] = "0123456789abcdef".charAt(digest[i] & 0x0f); } return new String(hex); } catch (NoSuchAlgorithmException e) { throw new IllegalStateException(e); } } }
$string = "The quick brown fox jumped over the lazy dog's back"; echo md5( $string );
Produce a language-to-language conversion: from Java to PHP, same semantics.
import java.nio.charset.StandardCharsets; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; public class Digester { public static void main(String[] args) { System.out.println(hexDigest("Rosetta code", "MD5")); } static String hexDigest(String str, String digestName) { try { MessageDigest md = MessageDigest.getInstance(digestName); byte[] digest = md.digest(str.getBytes(StandardCharsets.UTF_8)); char[] hex = new char[digest.length * 2]; for (int i = 0; i < digest.length; i++) { hex[2 * i] = "0123456789abcdef".charAt((digest[i] & 0xf0) >> 4); hex[2 * i + 1] = "0123456789abcdef".charAt(digest[i] & 0x0f); } return new String(hex); } catch (NoSuchAlgorithmException e) { throw new IllegalStateException(e); } } }
$string = "The quick brown fox jumped over the lazy dog's back"; echo md5( $string );
Write the same code in PHP as shown below in Java.
import java.time.*; import java.time.format.*; class Main { public static void main(String args[]) { String dateStr = "March 7 2009 7:30pm EST"; DateTimeFormatter df = new DateTimeFormatterBuilder() .parseCaseInsensitive() .appendPattern("MMMM d yyyy h:mma zzz") .toFormatter(); ZonedDateTime after12Hours = ZonedDateTime.parse(dateStr, df).plusHours(12); System.out.println("Date: " + dateStr); System.out.println("+12h: " + after12Hours.format(df)); ZonedDateTime after12HoursInCentralEuropeTime = after12Hours.withZoneSameInstant(ZoneId.of("CET")); System.out.println("+12h (in Central Europe): " + after12HoursInCentralEuropeTime.format(df)); } }
<?php $time = new DateTime('March 7 2009 7:30pm EST'); $time->modify('+12 hours'); echo $time->format('c'); ?>
Maintain the same structure and functionality when rewriting this code in PHP.
import java.time.*; import java.time.format.*; class Main { public static void main(String args[]) { String dateStr = "March 7 2009 7:30pm EST"; DateTimeFormatter df = new DateTimeFormatterBuilder() .parseCaseInsensitive() .appendPattern("MMMM d yyyy h:mma zzz") .toFormatter(); ZonedDateTime after12Hours = ZonedDateTime.parse(dateStr, df).plusHours(12); System.out.println("Date: " + dateStr); System.out.println("+12h: " + after12Hours.format(df)); ZonedDateTime after12HoursInCentralEuropeTime = after12Hours.withZoneSameInstant(ZoneId.of("CET")); System.out.println("+12h (in Central Europe): " + after12HoursInCentralEuropeTime.format(df)); } }
<?php $time = new DateTime('March 7 2009 7:30pm EST'); $time->modify('+12 hours'); echo $time->format('c'); ?>
Convert the following code from Java to PHP, ensuring the logic remains intact.
import java.util.concurrent.CountDownLatch; public class SleepSort { public static void sleepSortAndPrint(int[] nums) { final CountDownLatch doneSignal = new CountDownLatch(nums.length); for (final int num : nums) { new Thread(new Runnable() { public void run() { doneSignal.countDown(); try { doneSignal.await(); Thread.sleep(num * 1000); System.out.println(num); } catch (InterruptedException e) { e.printStackTrace(); } } }).start(); } } public static void main(String[] args) { int[] nums = new int[args.length]; for (int i = 0; i < args.length; i++) nums[i] = Integer.parseInt(args[i]); sleepSortAndPrint(nums); } }
<?php $buffer = 1; $pids = []; for ($i = 1; $i < $argc; $i++) { $pid = pcntl_fork(); if ($pid < 0) { die("failed to start child process"); } if ($pid === 0) { sleep($argv[$i] + $buffer); echo $argv[$i] . "\n"; exit(); } $pids[] = $pid; } foreach ($pids as $pid) { pcntl_waitpid($pid, $status); }
Maintain the same structure and functionality when rewriting this code in PHP.
import java.util.concurrent.CountDownLatch; public class SleepSort { public static void sleepSortAndPrint(int[] nums) { final CountDownLatch doneSignal = new CountDownLatch(nums.length); for (final int num : nums) { new Thread(new Runnable() { public void run() { doneSignal.countDown(); try { doneSignal.await(); Thread.sleep(num * 1000); System.out.println(num); } catch (InterruptedException e) { e.printStackTrace(); } } }).start(); } } public static void main(String[] args) { int[] nums = new int[args.length]; for (int i = 0; i < args.length; i++) nums[i] = Integer.parseInt(args[i]); sleepSortAndPrint(nums); } }
<?php $buffer = 1; $pids = []; for ($i = 1; $i < $argc; $i++) { $pid = pcntl_fork(); if ($pid < 0) { die("failed to start child process"); } if ($pid === 0) { sleep($argv[$i] + $buffer); echo $argv[$i] . "\n"; exit(); } $pids[] = $pid; } foreach ($pids as $pid) { pcntl_waitpid($pid, $status); }
Please provide an equivalent version of this Java code in PHP.
import java.util.Random; public class NestedLoopTest { public static final Random gen = new Random(); public static void main(String[] args) { int[][] a = new int[10][10]; for (int i = 0; i < a.length; i++) for (int j = 0; j < a[i].length; j++) a[i][j] = gen.nextInt(20) + 1; Outer:for (int i = 0; i < a.length; i++) { for (int j = 0; j < a[i].length; j++) { System.out.print(" " + a[i][j]); if (a[i][j] == 20) break Outer; } System.out.println(); } System.out.println(); } }
<?php for ($i = 0; $i < 10; $i++) for ($j = 0; $j < 10; $j++) $a[$i][$j] = rand(1, 20); foreach ($a as $row) { foreach ($row as $element) { echo " $element"; if ($element == 20) break 2; // 2 is the number of loops we want to break out of } echo "\n"; } echo "\n"; ?>
Can you help me rewrite this code in PHP instead of Java, keeping it the same logically?
import java.util.Random; public class NestedLoopTest { public static final Random gen = new Random(); public static void main(String[] args) { int[][] a = new int[10][10]; for (int i = 0; i < a.length; i++) for (int j = 0; j < a[i].length; j++) a[i][j] = gen.nextInt(20) + 1; Outer:for (int i = 0; i < a.length; i++) { for (int j = 0; j < a[i].length; j++) { System.out.print(" " + a[i][j]); if (a[i][j] == 20) break Outer; } System.out.println(); } System.out.println(); } }
<?php for ($i = 0; $i < 10; $i++) for ($j = 0; $j < 10; $j++) $a[$i][$j] = rand(1, 20); foreach ($a as $row) { foreach ($row as $element) { echo " $element"; if ($element == 20) break 2; // 2 is the number of loops we want to break out of } echo "\n"; } echo "\n"; ?>
Transform the following Java implementation into PHP, maintaining the same output and logic.
import java.math.BigInteger; import static java.math.BigInteger.ONE; public class PythTrip{ public static void main(String[] args){ long tripCount = 0, primCount = 0; BigInteger periLimit = BigInteger.valueOf(100), peri2 = periLimit.divide(BigInteger.valueOf(2)), peri3 = periLimit.divide(BigInteger.valueOf(3)); for(BigInteger a = ONE; a.compareTo(peri3) < 0; a = a.add(ONE)){ BigInteger aa = a.multiply(a); for(BigInteger b = a.add(ONE); b.compareTo(peri2) < 0; b = b.add(ONE)){ BigInteger bb = b.multiply(b); BigInteger ab = a.add(b); BigInteger aabb = aa.add(bb); for(BigInteger c = b.add(ONE); c.compareTo(peri2) < 0; c = c.add(ONE)){ int compare = aabb.compareTo(c.multiply(c)); if(ab.add(c).compareTo(periLimit) > 0){ break; } if(compare < 0){ break; }else if (compare == 0){ tripCount++; System.out.print(a + ", " + b + ", " + c); if(a.gcd(b).equals(ONE)){ System.out.print(" primitive"); primCount++; } System.out.println(); } } } } System.out.println("Up to a perimeter of " + periLimit + ", there are " + tripCount + " triples, of which " + primCount + " are primitive."); } }
<?php function gcd($a, $b) { if ($a == 0) return $b; if ($b == 0) return $a; if($a == $b) return $a; if($a > $b) return gcd($a-$b, $b); return gcd($a, $b-$a); } $pytha = 0; $prim = 0; $max_p = 100; for ($a = 1; $a <= $max_p / 3; $a++) { $aa = $a**2; for ($b = $a + 1; $b < $max_p/2; $b++) { $bb = $b**2; for ($c = $b + 1; $c < $max_p/2; $c++) { $cc = $c**2; if ($aa + $bb < $cc) break; if ($a + $b + $c > $max_p) break; if ($aa + $bb == $cc) { $pytha++; if (gcd($a, $b) == 1) $prim++; } } } } echo 'Up to ' . $max_p . ', there are ' . $pytha . ' triples, of which ' . $prim . ' are primitive.';
Convert the following code from Java to PHP, ensuring the logic remains intact.
import java.math.BigInteger; import static java.math.BigInteger.ONE; public class PythTrip{ public static void main(String[] args){ long tripCount = 0, primCount = 0; BigInteger periLimit = BigInteger.valueOf(100), peri2 = periLimit.divide(BigInteger.valueOf(2)), peri3 = periLimit.divide(BigInteger.valueOf(3)); for(BigInteger a = ONE; a.compareTo(peri3) < 0; a = a.add(ONE)){ BigInteger aa = a.multiply(a); for(BigInteger b = a.add(ONE); b.compareTo(peri2) < 0; b = b.add(ONE)){ BigInteger bb = b.multiply(b); BigInteger ab = a.add(b); BigInteger aabb = aa.add(bb); for(BigInteger c = b.add(ONE); c.compareTo(peri2) < 0; c = c.add(ONE)){ int compare = aabb.compareTo(c.multiply(c)); if(ab.add(c).compareTo(periLimit) > 0){ break; } if(compare < 0){ break; }else if (compare == 0){ tripCount++; System.out.print(a + ", " + b + ", " + c); if(a.gcd(b).equals(ONE)){ System.out.print(" primitive"); primCount++; } System.out.println(); } } } } System.out.println("Up to a perimeter of " + periLimit + ", there are " + tripCount + " triples, of which " + primCount + " are primitive."); } }
<?php function gcd($a, $b) { if ($a == 0) return $b; if ($b == 0) return $a; if($a == $b) return $a; if($a > $b) return gcd($a-$b, $b); return gcd($a, $b-$a); } $pytha = 0; $prim = 0; $max_p = 100; for ($a = 1; $a <= $max_p / 3; $a++) { $aa = $a**2; for ($b = $a + 1; $b < $max_p/2; $b++) { $bb = $b**2; for ($c = $b + 1; $c < $max_p/2; $c++) { $cc = $c**2; if ($aa + $bb < $cc) break; if ($a + $b + $c > $max_p) break; if ($aa + $bb == $cc) { $pytha++; if (gcd($a, $b) == 1) $prim++; } } } } echo 'Up to ' . $max_p . ', there are ' . $pytha . ' triples, of which ' . $prim . ' are primitive.';
Write the same algorithm in PHP as shown in this Java implementation.
import java.math.BigInteger; import static java.math.BigInteger.ONE; public class PythTrip{ public static void main(String[] args){ long tripCount = 0, primCount = 0; BigInteger periLimit = BigInteger.valueOf(100), peri2 = periLimit.divide(BigInteger.valueOf(2)), peri3 = periLimit.divide(BigInteger.valueOf(3)); for(BigInteger a = ONE; a.compareTo(peri3) < 0; a = a.add(ONE)){ BigInteger aa = a.multiply(a); for(BigInteger b = a.add(ONE); b.compareTo(peri2) < 0; b = b.add(ONE)){ BigInteger bb = b.multiply(b); BigInteger ab = a.add(b); BigInteger aabb = aa.add(bb); for(BigInteger c = b.add(ONE); c.compareTo(peri2) < 0; c = c.add(ONE)){ int compare = aabb.compareTo(c.multiply(c)); if(ab.add(c).compareTo(periLimit) > 0){ break; } if(compare < 0){ break; }else if (compare == 0){ tripCount++; System.out.print(a + ", " + b + ", " + c); if(a.gcd(b).equals(ONE)){ System.out.print(" primitive"); primCount++; } System.out.println(); } } } } System.out.println("Up to a perimeter of " + periLimit + ", there are " + tripCount + " triples, of which " + primCount + " are primitive."); } }
<?php function gcd($a, $b) { if ($a == 0) return $b; if ($b == 0) return $a; if($a == $b) return $a; if($a > $b) return gcd($a-$b, $b); return gcd($a, $b-$a); } $pytha = 0; $prim = 0; $max_p = 100; for ($a = 1; $a <= $max_p / 3; $a++) { $aa = $a**2; for ($b = $a + 1; $b < $max_p/2; $b++) { $bb = $b**2; for ($c = $b + 1; $c < $max_p/2; $c++) { $cc = $c**2; if ($aa + $bb < $cc) break; if ($a + $b + $c > $max_p) break; if ($aa + $bb == $cc) { $pytha++; if (gcd($a, $b) == 1) $prim++; } } } } echo 'Up to ' . $max_p . ', there are ' . $pytha . ' triples, of which ' . $prim . ' are primitive.';
Ensure the translated PHP code behaves exactly like the original Java snippet.
import java.math.BigInteger; import static java.math.BigInteger.ONE; public class PythTrip{ public static void main(String[] args){ long tripCount = 0, primCount = 0; BigInteger periLimit = BigInteger.valueOf(100), peri2 = periLimit.divide(BigInteger.valueOf(2)), peri3 = periLimit.divide(BigInteger.valueOf(3)); for(BigInteger a = ONE; a.compareTo(peri3) < 0; a = a.add(ONE)){ BigInteger aa = a.multiply(a); for(BigInteger b = a.add(ONE); b.compareTo(peri2) < 0; b = b.add(ONE)){ BigInteger bb = b.multiply(b); BigInteger ab = a.add(b); BigInteger aabb = aa.add(bb); for(BigInteger c = b.add(ONE); c.compareTo(peri2) < 0; c = c.add(ONE)){ int compare = aabb.compareTo(c.multiply(c)); if(ab.add(c).compareTo(periLimit) > 0){ break; } if(compare < 0){ break; }else if (compare == 0){ tripCount++; System.out.print(a + ", " + b + ", " + c); if(a.gcd(b).equals(ONE)){ System.out.print(" primitive"); primCount++; } System.out.println(); } } } } System.out.println("Up to a perimeter of " + periLimit + ", there are " + tripCount + " triples, of which " + primCount + " are primitive."); } }
<?php function gcd($a, $b) { if ($a == 0) return $b; if ($b == 0) return $a; if($a == $b) return $a; if($a > $b) return gcd($a-$b, $b); return gcd($a, $b-$a); } $pytha = 0; $prim = 0; $max_p = 100; for ($a = 1; $a <= $max_p / 3; $a++) { $aa = $a**2; for ($b = $a + 1; $b < $max_p/2; $b++) { $bb = $b**2; for ($c = $b + 1; $c < $max_p/2; $c++) { $cc = $c**2; if ($aa + $bb < $cc) break; if ($a + $b + $c > $max_p) break; if ($aa + $bb == $cc) { $pytha++; if (gcd($a, $b) == 1) $prim++; } } } } echo 'Up to ' . $max_p . ', there are ' . $pytha . ' triples, of which ' . $prim . ' are primitive.';
Port the following code from Java to PHP with equivalent syntax and logic.
module RetainUniqueValues { @Inject Console console; void run() { Int[] array = [1, 2, 3, 2, 1, 2, 3, 4, 5, 3, 2, 1]; array = array.distinct().toArray(); console.print($"result={array}"); } }
$list = array(1, 2, 3, 'a', 'b', 'c', 2, 3, 4, 'b', 'c', 'd'); $unique_list = array_unique($list);
Rewrite this program in PHP while keeping its functionality equivalent to the Java version.
module RetainUniqueValues { @Inject Console console; void run() { Int[] array = [1, 2, 3, 2, 1, 2, 3, 4, 5, 3, 2, 1]; array = array.distinct().toArray(); console.print($"result={array}"); } }
$list = array(1, 2, 3, 'a', 'b', 'c', 2, 3, 4, 'b', 'c', 'd'); $unique_list = array_unique($list);
Maintain the same structure and functionality when rewriting this code in PHP.
public static String lookandsay(String number){ StringBuilder result= new StringBuilder(); char repeat= number.charAt(0); number= number.substring(1) + " "; int times= 1; for(char actual: number.toCharArray()){ if(actual != repeat){ result.append(times + "" + repeat); times= 1; repeat= actual; }else{ times+= 1; } } return result.toString(); }
<?php function lookAndSay($str) { return preg_replace_callback('#(.)\1*#', function($matches) { return strlen($matches[0]).$matches[1]; }, $str); } $num = "1"; foreach(range(1,10) as $i) { echo $num."<br/>"; $num = lookAndSay($num); } ?>
Generate an equivalent PHP version of this Java code.
public static String lookandsay(String number){ StringBuilder result= new StringBuilder(); char repeat= number.charAt(0); number= number.substring(1) + " "; int times= 1; for(char actual: number.toCharArray()){ if(actual != repeat){ result.append(times + "" + repeat); times= 1; repeat= actual; }else{ times+= 1; } } return result.toString(); }
<?php function lookAndSay($str) { return preg_replace_callback('#(.)\1*#', function($matches) { return strlen($matches[0]).$matches[1]; }, $str); } $num = "1"; foreach(range(1,10) as $i) { echo $num."<br/>"; $num = lookAndSay($num); } ?>
Write the same algorithm in PHP as shown in this Java implementation.
import java.util.Stack; public class StackTest { public static void main( final String[] args ) { final Stack<String> stack = new Stack<String>(); System.out.println( "New stack empty? " + stack.empty() ); stack.push( "There can be only one" ); System.out.println( "Pushed stack empty? " + stack.empty() ); System.out.println( "Popped single entry: " + stack.pop() ); stack.push( "First" ); stack.push( "Second" ); System.out.println( "Popped entry should be second: " + stack.pop() ); stack.pop(); stack.pop(); } }
$stack = array(); empty( $stack ); // true array_push( $stack, 1 ); // or $stack[] = 1; array_push( $stack, 2 ); // or $stack[] = 2; empty( $stack ); // false echo array_pop( $stack ); // outputs "2" echo array_pop( $stack ); // outputs "1"
Can you help me rewrite this code in PHP instead of Java, keeping it the same logically?
import java.util.Stack; public class StackTest { public static void main( final String[] args ) { final Stack<String> stack = new Stack<String>(); System.out.println( "New stack empty? " + stack.empty() ); stack.push( "There can be only one" ); System.out.println( "Pushed stack empty? " + stack.empty() ); System.out.println( "Popped single entry: " + stack.pop() ); stack.push( "First" ); stack.push( "Second" ); System.out.println( "Popped entry should be second: " + stack.pop() ); stack.pop(); stack.pop(); } }
$stack = array(); empty( $stack ); // true array_push( $stack, 1 ); // or $stack[] = 1; array_push( $stack, 2 ); // or $stack[] = 2; empty( $stack ); // false echo array_pop( $stack ); // outputs "2" echo array_pop( $stack ); // outputs "1"
Please provide an equivalent version of this Java code in PHP.
if (s == 'Hello World') { foo(); } else if (s == 'Bye World') { bar(); } else { deusEx(); }
<?php $foo = 3; if ($foo == 2) if ($foo == 3) else if ($foo != 0) { } else { } ?>
Convert this Java snippet to PHP and keep its semantics consistent.
if (s == 'Hello World') { foo(); } else if (s == 'Bye World') { bar(); } else { deusEx(); }
<?php $foo = 3; if ($foo == 2) if ($foo == 3) else if ($foo != 0) { } else { } ?>
Translate this program into PHP but keep the logic exactly as in Java.
import java.util.Arrays; public class Stooge { public static void main(String[] args) { int[] nums = {1, 4, 5, 3, -6, 3, 7, 10, -2, -5}; stoogeSort(nums); System.out.println(Arrays.toString(nums)); } public static void stoogeSort(int[] L) { stoogeSort(L, 0, L.length - 1); } public static void stoogeSort(int[] L, int i, int j) { if (L[j] < L[i]) { int tmp = L[i]; L[i] = L[j]; L[j] = tmp; } if (j - i > 1) { int t = (j - i + 1) / 3; stoogeSort(L, i, j - t); stoogeSort(L, i + t, j); stoogeSort(L, i, j - t); } } }
function stoogeSort(&$arr, $i, $j) { if($arr[$j] < $arr[$i]) { list($arr[$j],$arr[$i]) = array($arr[$i], $arr[$j]); } if(($j - $i) > 1) { $t = ($j - $i + 1) / 3; stoogesort($arr, $i, $j - $t); stoogesort($arr, $i + $t, $j); stoogesort($arr, $i, $j - $t); } }
Write the same algorithm in PHP as shown in this Java implementation.
import java.util.Arrays; public class Stooge { public static void main(String[] args) { int[] nums = {1, 4, 5, 3, -6, 3, 7, 10, -2, -5}; stoogeSort(nums); System.out.println(Arrays.toString(nums)); } public static void stoogeSort(int[] L) { stoogeSort(L, 0, L.length - 1); } public static void stoogeSort(int[] L, int i, int j) { if (L[j] < L[i]) { int tmp = L[i]; L[i] = L[j]; L[j] = tmp; } if (j - i > 1) { int t = (j - i + 1) / 3; stoogeSort(L, i, j - t); stoogeSort(L, i + t, j); stoogeSort(L, i, j - t); } } }
function stoogeSort(&$arr, $i, $j) { if($arr[$j] < $arr[$i]) { list($arr[$j],$arr[$i]) = array($arr[$i], $arr[$j]); } if(($j - $i) > 1) { $t = ($j - $i + 1) / 3; stoogesort($arr, $i, $j - $t); stoogesort($arr, $i + $t, $j); stoogesort($arr, $i, $j - $t); } }
Rewrite this program in PHP while keeping its functionality equivalent to the Java version.
import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.util.Arrays; import java.util.HashMap; import java.util.Map; import java.util.regex.Matcher; import java.util.regex.Pattern; public class ConfigReader { private static final Pattern LINE_PATTERN = Pattern.compile( "([^ =]+)[ =]?(.*)" ); private static final Map<String, Object> DEFAULTS = new HashMap<String, Object>() {{ put( "needspeeling", false ); put( "seedsremoved", false ); }}; public static void main( final String[] args ) { System.out.println( parseFile( args[ 0 ] ) ); } public static Map<String, Object> parseFile( final String fileName ) { final Map<String, Object> result = new HashMap<String, Object>( DEFAULTS ); BufferedReader reader = null; try { reader = new BufferedReader( new FileReader( fileName ) ); for ( String line; null != ( line = reader.readLine() ); ) { parseLine( line, result ); } } catch ( final IOException x ) { throw new RuntimeException( "Oops: " + x, x ); } finally { if ( null != reader ) try { reader.close(); } catch ( final IOException x2 ) { System.err.println( "Could not close " + fileName + " - " + x2 ); } } return result; } private static void parseLine( final String line, final Map<String, Object> map ) { if ( "".equals( line.trim() ) || line.startsWith( "#" ) || line.startsWith( ";" ) ) return; final Matcher matcher = LINE_PATTERN.matcher( line ); if ( ! matcher.matches() ) { System.err.println( "Bad config line: " + line ); return; } final String key = matcher.group( 1 ).trim().toLowerCase(); final String value = matcher.group( 2 ).trim(); if ( "".equals( value ) ) { map.put( key, true ); } else if ( -1 == value.indexOf( ',' ) ) { map.put( key, value ); } else { final String[] values = value.split( "," ); for ( int i = 0; i < values.length; i++ ) { values[ i ] = values[ i ].trim(); } map.put( key, Arrays.asList( values ) ); } } }
<?php $conf = file_get_contents('parse-conf-file.txt'); $conf = preg_replace('/^([a-z]+)/mi', '$1 =', $conf); $conf = preg_replace_callback( '/^([a-z]+)\s*=((?=.*\,.*).*)$/mi', function ($matches) { $r = ''; foreach (explode(',', $matches[2]) AS $val) { $r .= $matches[1] . '[] = ' . trim($val) . PHP_EOL; } return $r; }, $conf ); $conf = preg_replace('/^([a-z]+)\s*=$/mi', '$1 = true', $conf); $ini = parse_ini_string($conf); echo 'Full name = ', $ini['FULLNAME'], PHP_EOL; echo 'Favourite fruit = ', $ini['FAVOURITEFRUIT'], PHP_EOL; echo 'Need spelling = ', (empty($ini['NEEDSPEELING']) ? 'false' : 'true'), PHP_EOL; echo 'Seeds removed = ', (empty($ini['SEEDSREMOVED']) ? 'false' : 'true'), PHP_EOL; echo 'Other family = ', print_r($ini['OTHERFAMILY'], true), PHP_EOL;
Translate the given Java code snippet into PHP without altering its behavior.
import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.util.Arrays; import java.util.HashMap; import java.util.Map; import java.util.regex.Matcher; import java.util.regex.Pattern; public class ConfigReader { private static final Pattern LINE_PATTERN = Pattern.compile( "([^ =]+)[ =]?(.*)" ); private static final Map<String, Object> DEFAULTS = new HashMap<String, Object>() {{ put( "needspeeling", false ); put( "seedsremoved", false ); }}; public static void main( final String[] args ) { System.out.println( parseFile( args[ 0 ] ) ); } public static Map<String, Object> parseFile( final String fileName ) { final Map<String, Object> result = new HashMap<String, Object>( DEFAULTS ); BufferedReader reader = null; try { reader = new BufferedReader( new FileReader( fileName ) ); for ( String line; null != ( line = reader.readLine() ); ) { parseLine( line, result ); } } catch ( final IOException x ) { throw new RuntimeException( "Oops: " + x, x ); } finally { if ( null != reader ) try { reader.close(); } catch ( final IOException x2 ) { System.err.println( "Could not close " + fileName + " - " + x2 ); } } return result; } private static void parseLine( final String line, final Map<String, Object> map ) { if ( "".equals( line.trim() ) || line.startsWith( "#" ) || line.startsWith( ";" ) ) return; final Matcher matcher = LINE_PATTERN.matcher( line ); if ( ! matcher.matches() ) { System.err.println( "Bad config line: " + line ); return; } final String key = matcher.group( 1 ).trim().toLowerCase(); final String value = matcher.group( 2 ).trim(); if ( "".equals( value ) ) { map.put( key, true ); } else if ( -1 == value.indexOf( ',' ) ) { map.put( key, value ); } else { final String[] values = value.split( "," ); for ( int i = 0; i < values.length; i++ ) { values[ i ] = values[ i ].trim(); } map.put( key, Arrays.asList( values ) ); } } }
<?php $conf = file_get_contents('parse-conf-file.txt'); $conf = preg_replace('/^([a-z]+)/mi', '$1 =', $conf); $conf = preg_replace_callback( '/^([a-z]+)\s*=((?=.*\,.*).*)$/mi', function ($matches) { $r = ''; foreach (explode(',', $matches[2]) AS $val) { $r .= $matches[1] . '[] = ' . trim($val) . PHP_EOL; } return $r; }, $conf ); $conf = preg_replace('/^([a-z]+)\s*=$/mi', '$1 = true', $conf); $ini = parse_ini_string($conf); echo 'Full name = ', $ini['FULLNAME'], PHP_EOL; echo 'Favourite fruit = ', $ini['FAVOURITEFRUIT'], PHP_EOL; echo 'Need spelling = ', (empty($ini['NEEDSPEELING']) ? 'false' : 'true'), PHP_EOL; echo 'Seeds removed = ', (empty($ini['SEEDSREMOVED']) ? 'false' : 'true'), PHP_EOL; echo 'Other family = ', print_r($ini['OTHERFAMILY'], true), PHP_EOL;
Ensure the translated PHP code behaves exactly like the original Java snippet.
import java.util.Comparator; import java.util.Arrays; public class Test { public static void main(String[] args) { String[] strings = {"Here", "are", "some", "sample", "strings", "to", "be", "sorted"}; Arrays.sort(strings, new Comparator<String>() { public int compare(String s1, String s2) { int c = s2.length() - s1.length(); if (c == 0) c = s1.compareToIgnoreCase(s2); return c; } }); for (String s: strings) System.out.print(s + " "); } }
<?php function mycmp($s1, $s2) { if ($d = strlen($s2) - strlen($s1)) return $d; return strcasecmp($s1, $s2); } $strings = array("Here", "are", "some", "sample", "strings", "to", "be", "sorted"); usort($strings, "mycmp"); ?>
Preserve the algorithm and functionality while converting the code from Java to PHP.
import java.util.Comparator; import java.util.Arrays; public class Test { public static void main(String[] args) { String[] strings = {"Here", "are", "some", "sample", "strings", "to", "be", "sorted"}; Arrays.sort(strings, new Comparator<String>() { public int compare(String s1, String s2) { int c = s2.length() - s1.length(); if (c == 0) c = s1.compareToIgnoreCase(s2); return c; } }); for (String s: strings) System.out.print(s + " "); } }
<?php function mycmp($s1, $s2) { if ($d = strlen($s2) - strlen($s1)) return $d; return strcasecmp($s1, $s2); } $strings = array("Here", "are", "some", "sample", "strings", "to", "be", "sorted"); usort($strings, "mycmp"); ?>
Change the programming language of this snippet from Java to PHP without modifying what it does.
public static void sort(int[] nums){ for(int currentPlace = 0;currentPlace<nums.length-1;currentPlace++){ int smallest = Integer.MAX_VALUE; int smallestAt = currentPlace+1; for(int check = currentPlace; check<nums.length;check++){ if(nums[check]<smallest){ smallestAt = check; smallest = nums[check]; } } int temp = nums[currentPlace]; nums[currentPlace] = nums[smallestAt]; nums[smallestAt] = temp; } }
function selection_sort(&$arr) { $n = count($arr); for($i = 0; $i < count($arr); $i++) { $min = $i; for($j = $i + 1; $j < $n; $j++){ if($arr[$j] < $arr[$min]){ $min = $j; } } list($arr[$i],$arr[$min]) = array($arr[$min],$arr[$i]); } }
Rewrite the snippet below in PHP so it works the same as the original Java code.
public static void sort(int[] nums){ for(int currentPlace = 0;currentPlace<nums.length-1;currentPlace++){ int smallest = Integer.MAX_VALUE; int smallestAt = currentPlace+1; for(int check = currentPlace; check<nums.length;check++){ if(nums[check]<smallest){ smallestAt = check; smallest = nums[check]; } } int temp = nums[currentPlace]; nums[currentPlace] = nums[smallestAt]; nums[smallestAt] = temp; } }
function selection_sort(&$arr) { $n = count($arr); for($i = 0; $i < count($arr); $i++) { $min = $i; for($j = $i + 1; $j < $n; $j++){ if($arr[$j] < $arr[$min]){ $min = $j; } } list($arr[$i],$arr[$min]) = array($arr[$min],$arr[$i]); } }
Write a version of this Java function in PHP with identical behavior.
public class ArrayCallback7 { interface IntConsumer { void run(int x); } interface IntToInt { int run(int x); } static void forEach(int[] arr, IntConsumer consumer) { for (int i : arr) { consumer.run(i); } } static void update(int[] arr, IntToInt mapper) { for (int i = 0; i < arr.length; i++) { arr[i] = mapper.run(arr[i]); } } public static void main(String[] args) { int[] numbers = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}; forEach(numbers, new IntConsumer() { public void run(int x) { System.out.println(x); } }); update(numbers, new IntToInt() { @Override public int run(int x) { return x * x; } }); forEach(numbers, new IntConsumer() { public void run(int x) { System.out.println(x); } }); } }
function cube($n) { return($n * $n * $n); } $a = array(1, 2, 3, 4, 5); $b = array_map("cube", $a); print_r($b);
Convert this Java snippet to PHP and keep its semantics consistent.
public class ArrayCallback7 { interface IntConsumer { void run(int x); } interface IntToInt { int run(int x); } static void forEach(int[] arr, IntConsumer consumer) { for (int i : arr) { consumer.run(i); } } static void update(int[] arr, IntToInt mapper) { for (int i = 0; i < arr.length; i++) { arr[i] = mapper.run(arr[i]); } } public static void main(String[] args) { int[] numbers = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}; forEach(numbers, new IntConsumer() { public void run(int x) { System.out.println(x); } }); update(numbers, new IntToInt() { @Override public int run(int x) { return x * x; } }); forEach(numbers, new IntConsumer() { public void run(int x) { System.out.println(x); } }); } }
function cube($n) { return($n * $n * $n); } $a = array(1, 2, 3, 4, 5); $b = array_map("cube", $a); print_r($b);
Port the following code from Java to PHP with equivalent syntax and logic.
class Singleton { private static Singleton myInstance; public static Singleton getInstance() { if (myInstance == null) { synchronized(Singleton.class) { if (myInstance == null) { myInstance = new Singleton(); } } } return myInstance; } protected Singleton() { } }
class Singleton { protected static $instance = null; public $test_var; private function __construct(){ } public static function getInstance(){ if (is_null(self::$instance)){ self::$instance = new self(); } return self::$instance; } } $foo = Singleton::getInstance(); $foo->test_var = 'One'; $bar = Singleton::getInstance(); echo $bar->test_var; //Prints 'One' $fail = new Singleton(); //Fatal error
Can you help me rewrite this code in PHP instead of Java, keeping it the same logically?
class Singleton { private static Singleton myInstance; public static Singleton getInstance() { if (myInstance == null) { synchronized(Singleton.class) { if (myInstance == null) { myInstance = new Singleton(); } } } return myInstance; } protected Singleton() { } }
class Singleton { protected static $instance = null; public $test_var; private function __construct(){ } public static function getInstance(){ if (is_null(self::$instance)){ self::$instance = new self(); } return self::$instance; } } $foo = Singleton::getInstance(); $foo->test_var = 'One'; $bar = Singleton::getInstance(); echo $bar->test_var; //Prints 'One' $fail = new Singleton(); //Fatal error
Change the programming language of this snippet from Java to PHP without modifying what it does.
String dog = "Benjamin"; String Dog = "Samba"; String DOG = "Bernie"; @Inject Console console; console.print($"There are three dogs named {dog}, {Dog}, and {DOG}");
<?php $dog = 'Benjamin'; $Dog = 'Samba'; $DOG = 'Bernie'; echo "There are 3 dogs named {$dog}, {$Dog} and {$DOG}\n"; function DOG() { return 'Bernie'; } echo 'There is only 1 dog named ' . dog() . "\n";
Maintain the same structure and functionality when rewriting this code in PHP.
String dog = "Benjamin"; String Dog = "Samba"; String DOG = "Bernie"; @Inject Console console; console.print($"There are three dogs named {dog}, {Dog}, and {DOG}");
<?php $dog = 'Benjamin'; $Dog = 'Samba'; $DOG = 'Bernie'; echo "There are 3 dogs named {$dog}, {$Dog} and {$DOG}\n"; function DOG() { return 'Bernie'; } echo 'There is only 1 dog named ' . dog() . "\n";
Write the same algorithm in PHP as shown in this Java implementation.
for (int i = 10; i >= 0; i--) { System.out.println(i); }
for ($i = 10; $i >= 0; $i--) echo "$i\n";
Preserve the algorithm and functionality while converting the code from Java to PHP.
for (int i = 10; i >= 0; i--) { System.out.println(i); }
for ($i = 10; $i >= 0; $i--) echo "$i\n";
Produce a language-to-language conversion: from Java to PHP, same semantics.
import java.io.*; public class Test { public static void main(String[] args) throws IOException { try (BufferedWriter bw = new BufferedWriter(new FileWriter("test.txt"))) { bw.write("abc"); } } }
file_put_contents($filename, $data)
Preserve the algorithm and functionality while converting the code from Java to PHP.
import java.io.*; public class Test { public static void main(String[] args) throws IOException { try (BufferedWriter bw = new BufferedWriter(new FileWriter("test.txt"))) { bw.write("abc"); } } }
file_put_contents($filename, $data)
Can you help me rewrite this code in PHP instead of Java, keeping it the same logically?
for (Integer i = 0; i < 5; i++) { String line = ''; for (Integer j = 0; j < i; j++) { line += '*'; } System.debug(line); } List<String> lines = new List<String> { '*', '**', '***', '****', '*****' }; for (String line : lines) { System.debug(line); }
for ($i = 1; $i <= 5; $i++) { for ($j = 1; $j <= $i; $j++) { echo '*'; } echo "\n"; }
Transform the following Java implementation into PHP, maintaining the same output and logic.
for (Integer i = 0; i < 5; i++) { String line = ''; for (Integer j = 0; j < i; j++) { line += '*'; } System.debug(line); } List<String> lines = new List<String> { '*', '**', '***', '****', '*****' }; for (String line : lines) { System.debug(line); }
for ($i = 1; $i <= 5; $i++) { for ($j = 1; $j <= $i; $j++) { echo '*'; } echo "\n"; }
Convert the following code from Java to PHP, ensuring the logic remains intact.
public class LongMult { private static byte[] stringToDigits(String num) { byte[] result = new byte[num.length()]; for (int i = 0; i < num.length(); i++) { char c = num.charAt(i); if (c < '0' || c > '9') { throw new IllegalArgumentException("Invalid digit " + c + " found at position " + i); } result[num.length() - 1 - i] = (byte) (c - '0'); } return result; } public static String longMult(String num1, String num2) { byte[] left = stringToDigits(num1); byte[] right = stringToDigits(num2); byte[] result = new byte[left.length + right.length]; for (int rightPos = 0; rightPos < right.length; rightPos++) { byte rightDigit = right[rightPos]; byte temp = 0; for (int leftPos = 0; leftPos < left.length; leftPos++) { temp += result[leftPos + rightPos]; temp += rightDigit * left[leftPos]; result[leftPos + rightPos] = (byte) (temp % 10); temp /= 10; } int destPos = rightPos + left.length; while (temp != 0) { temp += result[destPos] & 0xFFFFFFFFL; result[destPos] = (byte) (temp % 10); temp /= 10; destPos++; } } StringBuilder stringResultBuilder = new StringBuilder(result.length); for (int i = result.length - 1; i >= 0; i--) { byte digit = result[i]; if (digit != 0 || stringResultBuilder.length() > 0) { stringResultBuilder.append((char) (digit + '0')); } } return stringResultBuilder.toString(); } public static void main(String[] args) { System.out.println(longMult("18446744073709551616", "18446744073709551616")); } }
<?php function longMult($a, $b) { $as = (string) $a; $bs = (string) $b; for($pi = 0, $ai = strlen($as) - 1; $ai >= 0; $pi++, $ai--) { for($p = 0; $p < $pi; $p++) { $regi[$ai][] = 0; } for($bi = strlen($bs) - 1; $bi >= 0; $bi--) { $regi[$ai][] = $as[$ai] * $bs[$bi]; } } return $regi; } function longAdd($arr) { $outer = count($arr); $inner = count($arr[$outer-1]) + $outer; for($i = 0; $i <= $inner; $i++) { for($o = 0; $o < $outer; $o++) { $val = isset($arr[$o][$i]) ? $arr[$o][$i] : 0; @$sum[$i] += $val; } } return $sum; } function carry($arr) { for($i = 0; $i < count($arr); $i++) { $s = (string) $arr[$i]; switch(strlen($s)) { case 2: $arr[$i] = $s{1}; @$arr[$i+1] += $s{0}; break; case 3: $arr[$i] = $s{2}; @$arr[$i+1] += $s{0}.$s{1}; break; } } return ltrim(implode('',array_reverse($arr)),'0'); } function lm($a,$b) { return carry(longAdd(longMult($a,$b))); } if(lm('18446744073709551616','18446744073709551616') == '340282366920938463463374607431768211456') { echo 'pass!'; }; // 2^64 * 2^64
Write a version of this Java function in PHP with identical behavior.
public class LongMult { private static byte[] stringToDigits(String num) { byte[] result = new byte[num.length()]; for (int i = 0; i < num.length(); i++) { char c = num.charAt(i); if (c < '0' || c > '9') { throw new IllegalArgumentException("Invalid digit " + c + " found at position " + i); } result[num.length() - 1 - i] = (byte) (c - '0'); } return result; } public static String longMult(String num1, String num2) { byte[] left = stringToDigits(num1); byte[] right = stringToDigits(num2); byte[] result = new byte[left.length + right.length]; for (int rightPos = 0; rightPos < right.length; rightPos++) { byte rightDigit = right[rightPos]; byte temp = 0; for (int leftPos = 0; leftPos < left.length; leftPos++) { temp += result[leftPos + rightPos]; temp += rightDigit * left[leftPos]; result[leftPos + rightPos] = (byte) (temp % 10); temp /= 10; } int destPos = rightPos + left.length; while (temp != 0) { temp += result[destPos] & 0xFFFFFFFFL; result[destPos] = (byte) (temp % 10); temp /= 10; destPos++; } } StringBuilder stringResultBuilder = new StringBuilder(result.length); for (int i = result.length - 1; i >= 0; i--) { byte digit = result[i]; if (digit != 0 || stringResultBuilder.length() > 0) { stringResultBuilder.append((char) (digit + '0')); } } return stringResultBuilder.toString(); } public static void main(String[] args) { System.out.println(longMult("18446744073709551616", "18446744073709551616")); } }
<?php function longMult($a, $b) { $as = (string) $a; $bs = (string) $b; for($pi = 0, $ai = strlen($as) - 1; $ai >= 0; $pi++, $ai--) { for($p = 0; $p < $pi; $p++) { $regi[$ai][] = 0; } for($bi = strlen($bs) - 1; $bi >= 0; $bi--) { $regi[$ai][] = $as[$ai] * $bs[$bi]; } } return $regi; } function longAdd($arr) { $outer = count($arr); $inner = count($arr[$outer-1]) + $outer; for($i = 0; $i <= $inner; $i++) { for($o = 0; $o < $outer; $o++) { $val = isset($arr[$o][$i]) ? $arr[$o][$i] : 0; @$sum[$i] += $val; } } return $sum; } function carry($arr) { for($i = 0; $i < count($arr); $i++) { $s = (string) $arr[$i]; switch(strlen($s)) { case 2: $arr[$i] = $s{1}; @$arr[$i+1] += $s{0}; break; case 3: $arr[$i] = $s{2}; @$arr[$i+1] += $s{0}.$s{1}; break; } } return ltrim(implode('',array_reverse($arr)),'0'); } function lm($a,$b) { return carry(longAdd(longMult($a,$b))); } if(lm('18446744073709551616','18446744073709551616') == '340282366920938463463374607431768211456') { echo 'pass!'; }; // 2^64 * 2^64
Transform the following Java implementation into PHP, maintaining the same output and logic.
import java.util.InputMismatchException; import java.util.Random; import java.util.Scanner; public class BullsAndCows{ public static void main(String[] args){ Random gen= new Random(); int target; while(hasDupes(target= (gen.nextInt(9000) + 1000))); String targetStr = target +""; boolean guessed = false; Scanner input = new Scanner(System.in); int guesses = 0; do{ int bulls = 0; int cows = 0; System.out.print("Guess a 4-digit number with no duplicate digits: "); int guess; try{ guess = input.nextInt(); if(hasDupes(guess) || guess < 1000) continue; }catch(InputMismatchException e){ continue; } guesses++; String guessStr = guess + ""; for(int i= 0;i < 4;i++){ if(guessStr.charAt(i) == targetStr.charAt(i)){ bulls++; }else if(targetStr.contains(guessStr.charAt(i)+"")){ cows++; } } if(bulls == 4){ guessed = true; }else{ System.out.println(cows+" Cows and "+bulls+" Bulls."); } }while(!guessed); System.out.println("You won after "+guesses+" guesses!"); } public static boolean hasDupes(int num){ boolean[] digs = new boolean[10]; while(num > 0){ if(digs[num%10]) return true; digs[num%10] = true; num/= 10; } return false; } }
<?php $size = 4; $chosen = implode(array_rand(array_flip(range(1,9)), $size)); echo "I've chosen a number from $size unique digits from 1 to 9; you need to input $size unique digits to guess my number\n"; for ($guesses = 1; ; $guesses++) { while (true) { echo "\nNext guess [$guesses]: "; $guess = rtrim(fgets(STDIN)); if (!checkguess($guess)) echo "$size digits, no repetition, no 0... retry\n"; else break; } if ($guess == $chosen) { echo "You did it in $guesses attempts!\n"; break; } else { $bulls = 0; $cows = 0; foreach (range(0, $size-1) as $i) { if ($guess[$i] == $chosen[$i]) $bulls++; else if (strpos($chosen, $guess[$i]) !== FALSE) $cows++; } echo "$cows cows, $bulls bulls\n"; } } function checkguess($g) { global $size; return count(array_unique(str_split($g))) == $size && preg_match("/^[1-9]{{$size}}$/", $g); } ?>
Keep all operations the same but rewrite the snippet in PHP.
import java.util.InputMismatchException; import java.util.Random; import java.util.Scanner; public class BullsAndCows{ public static void main(String[] args){ Random gen= new Random(); int target; while(hasDupes(target= (gen.nextInt(9000) + 1000))); String targetStr = target +""; boolean guessed = false; Scanner input = new Scanner(System.in); int guesses = 0; do{ int bulls = 0; int cows = 0; System.out.print("Guess a 4-digit number with no duplicate digits: "); int guess; try{ guess = input.nextInt(); if(hasDupes(guess) || guess < 1000) continue; }catch(InputMismatchException e){ continue; } guesses++; String guessStr = guess + ""; for(int i= 0;i < 4;i++){ if(guessStr.charAt(i) == targetStr.charAt(i)){ bulls++; }else if(targetStr.contains(guessStr.charAt(i)+"")){ cows++; } } if(bulls == 4){ guessed = true; }else{ System.out.println(cows+" Cows and "+bulls+" Bulls."); } }while(!guessed); System.out.println("You won after "+guesses+" guesses!"); } public static boolean hasDupes(int num){ boolean[] digs = new boolean[10]; while(num > 0){ if(digs[num%10]) return true; digs[num%10] = true; num/= 10; } return false; } }
<?php $size = 4; $chosen = implode(array_rand(array_flip(range(1,9)), $size)); echo "I've chosen a number from $size unique digits from 1 to 9; you need to input $size unique digits to guess my number\n"; for ($guesses = 1; ; $guesses++) { while (true) { echo "\nNext guess [$guesses]: "; $guess = rtrim(fgets(STDIN)); if (!checkguess($guess)) echo "$size digits, no repetition, no 0... retry\n"; else break; } if ($guess == $chosen) { echo "You did it in $guesses attempts!\n"; break; } else { $bulls = 0; $cows = 0; foreach (range(0, $size-1) as $i) { if ($guess[$i] == $chosen[$i]) $bulls++; else if (strpos($chosen, $guess[$i]) !== FALSE) $cows++; } echo "$cows cows, $bulls bulls\n"; } } function checkguess($g) { global $size; return count(array_unique(str_split($g))) == $size && preg_match("/^[1-9]{{$size}}$/", $g); } ?>
Convert the following code from Java to PHP, ensuring the logic remains intact.
public static <E extends Comparable<? super E>> void bubbleSort(E[] comparable) { boolean changed = false; do { changed = false; for (int a = 0; a < comparable.length - 1; a++) { if (comparable[a].compareTo(comparable[a + 1]) > 0) { E tmp = comparable[a]; comparable[a] = comparable[a + 1]; comparable[a + 1] = tmp; changed = true; } } } while (changed); }
function bubbleSort(array $array){ foreach($array as $i => &$val){ foreach($array as $k => &$val2){ if($k <= $i) continue; if($val > $val2) { list($val, $val2) = [$val2, $val]; break; } } } return $array; }
Convert the following code from Java to PHP, ensuring the logic remains intact.
public static <E extends Comparable<? super E>> void bubbleSort(E[] comparable) { boolean changed = false; do { changed = false; for (int a = 0; a < comparable.length - 1; a++) { if (comparable[a].compareTo(comparable[a + 1]) > 0) { E tmp = comparable[a]; comparable[a] = comparable[a + 1]; comparable[a + 1] = tmp; changed = true; } } } while (changed); }
function bubbleSort(array $array){ foreach($array as $i => &$val){ foreach($array as $k => &$val2){ if($k <= $i) continue; if($val > $val2) { list($val, $val2) = [$val2, $val]; break; } } } return $array; }
Translate the given Java code snippet into PHP without altering its behavior.
import java.io.*; public class FileIODemo { public static void main(String[] args) { try { FileInputStream in = new FileInputStream("input.txt"); FileOutputStream out = new FileOutputStream("ouput.txt"); int c; while ((c = in.read()) != -1) { out.write(c); } } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e){ e.printStackTrace(); } } }
<?php if (!$in = fopen('input.txt', 'r')) { die('Could not open input file.'); } if (!$out = fopen('output.txt', 'w')) { die('Could not open output file.'); } while (!feof($in)) { $data = fread($in, 512); fwrite($out, $data); } fclose($out); fclose($in); ?>
Rewrite the snippet below in PHP so it works the same as the original Java code.
import java.io.*; public class FileIODemo { public static void main(String[] args) { try { FileInputStream in = new FileInputStream("input.txt"); FileOutputStream out = new FileOutputStream("ouput.txt"); int c; while ((c = in.read()) != -1) { out.write(c); } } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e){ e.printStackTrace(); } } }
<?php if (!$in = fopen('input.txt', 'r')) { die('Could not open input file.'); } if (!$out = fopen('output.txt', 'w')) { die('Could not open output file.'); } while (!feof($in)) { $data = fread($in, 512); fwrite($out, $data); } fclose($out); fclose($in); ?>
Keep all operations the same but rewrite the snippet in PHP.
import java.util.Scanner; public class IntegerArithmetic { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int a = sc.nextInt(); int b = sc.nextInt(); int sum = a + b; int difference = a - b; int product = a * b; int division = a / b; int remainder = a % b; System.out.println("a + b = " + sum); System.out.println("a - b = " + difference); System.out.println("a * b = " + product); System.out.println("quotient of a / b = " + division); System.out.println("remainder of a / b = " + remainder); } }
<?php $a = fgets(STDIN); $b = fgets(STDIN); echo "sum: ", $a + $b, "\n", "difference: ", $a - $b, "\n", "product: ", $a * $b, "\n", "truncating quotient: ", (int)($a / $b), "\n", "flooring quotient: ", floor($a / $b), "\n", "remainder: ", $a % $b, "\n", "power: ", $a ** $b, "\n"; // PHP 5.6+ only ?>
Maintain the same structure and functionality when rewriting this code in PHP.
import java.util.Scanner; public class IntegerArithmetic { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int a = sc.nextInt(); int b = sc.nextInt(); int sum = a + b; int difference = a - b; int product = a * b; int division = a / b; int remainder = a % b; System.out.println("a + b = " + sum); System.out.println("a - b = " + difference); System.out.println("a * b = " + product); System.out.println("quotient of a / b = " + division); System.out.println("remainder of a / b = " + remainder); } }
<?php $a = fgets(STDIN); $b = fgets(STDIN); echo "sum: ", $a + $b, "\n", "difference: ", $a - $b, "\n", "product: ", $a * $b, "\n", "truncating quotient: ", (int)($a / $b), "\n", "flooring quotient: ", floor($a / $b), "\n", "remainder: ", $a % $b, "\n", "power: ", $a ** $b, "\n"; // PHP 5.6+ only ?>
Translate the given Java code snippet into PHP without altering its behavior.
import java.util.Arrays; public class Transpose{ public static void main(String[] args){ double[][] m = {{1, 1, 1, 1}, {2, 4, 8, 16}, {3, 9, 27, 81}, {4, 16, 64, 256}, {5, 25, 125, 625}}; double[][] ans = new double[m[0].length][m.length]; for(int rows = 0; rows < m.length; rows++){ for(int cols = 0; cols < m[0].length; cols++){ ans[cols][rows] = m[rows][cols]; } } for(double[] i:ans){ System.out.println(Arrays.toString(i)); } } }
function transpose($m) { if (count($m) == 0) // special case: empty matrix return array(); else if (count($m) == 1) // special case: row matrix return array_chunk($m[0], 1); array_unshift($m, NULL); // the original matrix is not modified because it was passed by value return call_user_func_array('array_map', $m); }
Produce a language-to-language conversion: from Java to PHP, same semantics.
import java.util.Arrays; public class Transpose{ public static void main(String[] args){ double[][] m = {{1, 1, 1, 1}, {2, 4, 8, 16}, {3, 9, 27, 81}, {4, 16, 64, 256}, {5, 25, 125, 625}}; double[][] ans = new double[m[0].length][m.length]; for(int rows = 0; rows < m.length; rows++){ for(int cols = 0; cols < m[0].length; cols++){ ans[cols][rows] = m[rows][cols]; } } for(double[] i:ans){ System.out.println(Arrays.toString(i)); } } }
function transpose($m) { if (count($m) == 0) // special case: empty matrix return array(); else if (count($m) == 1) // special case: row matrix return array_chunk($m[0], 1); array_unshift($m, NULL); // the original matrix is not modified because it was passed by value return call_user_func_array('array_map', $m); }
Produce a language-to-language conversion: from Java to PHP, same semantics.
import java.util.function.DoubleSupplier; public class ManOrBoy { static double A(int k, DoubleSupplier x1, DoubleSupplier x2, DoubleSupplier x3, DoubleSupplier x4, DoubleSupplier x5) { DoubleSupplier B = new DoubleSupplier() { int m = k; public double getAsDouble() { return A(--m, this, x1, x2, x3, x4); } }; return k <= 0 ? x4.getAsDouble() + x5.getAsDouble() : B.getAsDouble(); } public static void main(String[] args) { System.out.println(A(10, () -> 1.0, () -> -1.0, () -> -1.0, () -> 1.0, () -> 0.0)); } }
<?php function A($k,$x1,$x2,$x3,$x4,$x5) { $b = function () use (&$b,&$k,$x1,$x2,$x3,$x4) { return A(--$k,$b,$x1,$x2,$x3,$x4); }; return $k <= 0 ? $x4() + $x5() : $b(); } echo A(10, function () { return 1; }, function () { return -1; }, function () { return -1; }, function () { return 1; }, function () { return 0; }) . "\n"; ?>
Preserve the algorithm and functionality while converting the code from Java to PHP.
import java.util.function.DoubleSupplier; public class ManOrBoy { static double A(int k, DoubleSupplier x1, DoubleSupplier x2, DoubleSupplier x3, DoubleSupplier x4, DoubleSupplier x5) { DoubleSupplier B = new DoubleSupplier() { int m = k; public double getAsDouble() { return A(--m, this, x1, x2, x3, x4); } }; return k <= 0 ? x4.getAsDouble() + x5.getAsDouble() : B.getAsDouble(); } public static void main(String[] args) { System.out.println(A(10, () -> 1.0, () -> -1.0, () -> -1.0, () -> 1.0, () -> 0.0)); } }
<?php function A($k,$x1,$x2,$x3,$x4,$x5) { $b = function () use (&$b,&$k,$x1,$x2,$x3,$x4) { return A(--$k,$b,$x1,$x2,$x3,$x4); }; return $k <= 0 ? $x4() + $x5() : $b(); } echo A(10, function () { return 1; }, function () { return -1; }, function () { return -1; }, function () { return 1; }, function () { return 0; }) . "\n"; ?>
Keep all operations the same but rewrite the snippet in PHP.
public class RecursionTest { private static void recurse(int i) { try { recurse(i+1); } catch (StackOverflowError e) { System.out.print("Recursion depth on this system is " + i + "."); } } public static void main(String[] args) { recurse(0); } }
<?php function a() { static $i = 0; print ++$i . "\n"; a(); } a();
Rewrite this program in PHP while keeping its functionality equivalent to the Java version.
public class RecursionTest { private static void recurse(int i) { try { recurse(i+1); } catch (StackOverflowError e) { System.out.print("Recursion depth on this system is " + i + "."); } } public static void main(String[] args) { recurse(0); } }
<?php function a() { static $i = 0; print ++$i . "\n"; a(); } a();
Write a version of this Java function in PHP with identical behavior.
public class RecursionTest { private static void recurse(int i) { try { recurse(i+1); } catch (StackOverflowError e) { System.out.print("Recursion depth on this system is " + i + "."); } } public static void main(String[] args) { recurse(0); } }
<?php function a() { static $i = 0; print ++$i . "\n"; a(); } a();
Rewrite the snippet below in PHP so it works the same as the original Java code.
public class RecursionTest { private static void recurse(int i) { try { recurse(i+1); } catch (StackOverflowError e) { System.out.print("Recursion depth on this system is " + i + "."); } } public static void main(String[] args) { recurse(0); } }
<?php function a() { static $i = 0; print ++$i . "\n"; a(); } a();
Produce a language-to-language conversion: from Java to PHP, same semantics.
public static boolean perf(int n){ int sum= 0; for(int i= 1;i < n;i++){ if(n % i == 0){ sum+= i; } } return sum == n; }
function is_perfect($number) { $sum = 0; for($i = 1; $i < $number; $i++) { if($number % $i == 0) $sum += $i; } return $sum == $number; } echo "Perfect numbers from 1 to 33550337:" . PHP_EOL; for($num = 1; $num < 33550337; $num++) { if(is_perfect($num)) echo $num . PHP_EOL; }
Convert the following code from Java to PHP, ensuring the logic remains intact.
public static boolean perf(int n){ int sum= 0; for(int i= 1;i < n;i++){ if(n % i == 0){ sum+= i; } } return sum == n; }
function is_perfect($number) { $sum = 0; for($i = 1; $i < $number; $i++) { if($number % $i == 0) $sum += $i; } return $sum == $number; } echo "Perfect numbers from 1 to 33550337:" . PHP_EOL; for($num = 1; $num < 33550337; $num++) { if(is_perfect($num)) echo $num . PHP_EOL; }
Can you help me rewrite this code in PHP instead of Java, keeping it the same logically?
public class BeadSort { public static void main(String[] args) { BeadSort now=new BeadSort(); int[] arr=new int[(int)(Math.random()*11)+5]; for(int i=0;i<arr.length;i++) arr[i]=(int)(Math.random()*10); System.out.print("Unsorted: "); now.display1D(arr); int[] sort=now.beadSort(arr); System.out.print("Sorted: "); now.display1D(sort); } int[] beadSort(int[] arr) { int max=a[0]; for(int i=1;i<arr.length;i++) if(arr[i]>max) max=arr[i]; char[][] grid=new char[arr.length][max]; int[] levelcount=new int[max]; for(int i=0;i<max;i++) { levelcount[i]=0; for(int j=0;j<arr.length;j++) grid[j][i]='_'; } for(int i=0;i<arr.length;i++) { int num=arr[i]; for(int j=0;num>0;j++) { grid[levelcount[j]++][j]='*'; num--; } } System.out.println(); display2D(grid); int[] sorted=new int[arr.length]; for(int i=0;i<arr.length;i++) { int putt=0; for(int j=0;j<max&&grid[arr.length-1-i][j]=='*';j++) putt++; sorted[i]=putt; } return sorted; } void display1D(int[] arr) { for(int i=0;i<arr.length;i++) System.out.print(arr[i]+" "); System.out.println(); } void display1D(char[] arr) { for(int i=0;i<arr.length;i++) System.out.print(arr[i]+" "); System.out.println(); } void display2D(char[][] arr) { for(int i=0;i<arr.length;i++) display1D(arr[i]); System.out.println(); } }
<?php function columns($arr) { if (count($arr) == 0) return array(); else if (count($arr) == 1) return array_chunk($arr[0], 1); array_unshift($arr, NULL); $transpose = call_user_func_array('array_map', $arr); return array_map('array_filter', $transpose); } function beadsort($arr) { foreach ($arr as $e) $poles []= array_fill(0, $e, 1); return array_map('count', columns(columns($poles))); } print_r(beadsort(array(5,3,1,7,4,1,1))); ?>
Keep all operations the same but rewrite the snippet in PHP.
public class BeadSort { public static void main(String[] args) { BeadSort now=new BeadSort(); int[] arr=new int[(int)(Math.random()*11)+5]; for(int i=0;i<arr.length;i++) arr[i]=(int)(Math.random()*10); System.out.print("Unsorted: "); now.display1D(arr); int[] sort=now.beadSort(arr); System.out.print("Sorted: "); now.display1D(sort); } int[] beadSort(int[] arr) { int max=a[0]; for(int i=1;i<arr.length;i++) if(arr[i]>max) max=arr[i]; char[][] grid=new char[arr.length][max]; int[] levelcount=new int[max]; for(int i=0;i<max;i++) { levelcount[i]=0; for(int j=0;j<arr.length;j++) grid[j][i]='_'; } for(int i=0;i<arr.length;i++) { int num=arr[i]; for(int j=0;num>0;j++) { grid[levelcount[j]++][j]='*'; num--; } } System.out.println(); display2D(grid); int[] sorted=new int[arr.length]; for(int i=0;i<arr.length;i++) { int putt=0; for(int j=0;j<max&&grid[arr.length-1-i][j]=='*';j++) putt++; sorted[i]=putt; } return sorted; } void display1D(int[] arr) { for(int i=0;i<arr.length;i++) System.out.print(arr[i]+" "); System.out.println(); } void display1D(char[] arr) { for(int i=0;i<arr.length;i++) System.out.print(arr[i]+" "); System.out.println(); } void display2D(char[][] arr) { for(int i=0;i<arr.length;i++) display1D(arr[i]); System.out.println(); } }
<?php function columns($arr) { if (count($arr) == 0) return array(); else if (count($arr) == 1) return array_chunk($arr[0], 1); array_unshift($arr, NULL); $transpose = call_user_func_array('array_map', $arr); return array_map('array_filter', $transpose); } function beadsort($arr) { foreach ($arr as $e) $poles []= array_fill(0, $e, 1); return array_map('count', columns(columns($poles))); } print_r(beadsort(array(5,3,1,7,4,1,1))); ?>
Produce a language-to-language conversion: from Java to PHP, same semantics.
import java.math.BigInteger; class IntegerPower { public static void main(String[] args) { BigInteger power = BigInteger.valueOf(5).pow(BigInteger.valueOf(4).pow(BigInteger.valueOf(3).pow(2).intValueExact()).intValueExact()); String str = power.toString(); int len = str.length(); System.out.printf("5**4**3**2 = %s...%s and has %d digits%n", str.substring(0, 20), str.substring(len - 20), len); } }
<?php $y = bcpow('5', bcpow('4', bcpow('3', '2'))); printf("5**4**3**2 = %s...%s and has %d digits\n", substr($y,0,20), substr($y,-20), strlen($y)); ?>
Please provide an equivalent version of this Java code in PHP.
import java.math.BigInteger; class IntegerPower { public static void main(String[] args) { BigInteger power = BigInteger.valueOf(5).pow(BigInteger.valueOf(4).pow(BigInteger.valueOf(3).pow(2).intValueExact()).intValueExact()); String str = power.toString(); int len = str.length(); System.out.printf("5**4**3**2 = %s...%s and has %d digits%n", str.substring(0, 20), str.substring(len - 20), len); } }
<?php $y = bcpow('5', bcpow('4', bcpow('3', '2'))); printf("5**4**3**2 = %s...%s and has %d digits\n", substr($y,0,20), substr($y,-20), strlen($y)); ?>
Translate the given Java code snippet into PHP without altering its behavior.
package org.rosettacode; import java.io.BufferedReader; import java.io.File; import java.io.FileReader; import java.io.IOException; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.HashSet; import java.util.LinkedList; import java.util.List; import java.util.Map; import java.util.Set; public class InvertedIndex { List<String> stopwords = Arrays.asList("a", "able", "about", "across", "after", "all", "almost", "also", "am", "among", "an", "and", "any", "are", "as", "at", "be", "because", "been", "but", "by", "can", "cannot", "could", "dear", "did", "do", "does", "either", "else", "ever", "every", "for", "from", "get", "got", "had", "has", "have", "he", "her", "hers", "him", "his", "how", "however", "i", "if", "in", "into", "is", "it", "its", "just", "least", "let", "like", "likely", "may", "me", "might", "most", "must", "my", "neither", "no", "nor", "not", "of", "off", "often", "on", "only", "or", "other", "our", "own", "rather", "said", "say", "says", "she", "should", "since", "so", "some", "than", "that", "the", "their", "them", "then", "there", "these", "they", "this", "tis", "to", "too", "twas", "us", "wants", "was", "we", "were", "what", "when", "where", "which", "while", "who", "whom", "why", "will", "with", "would", "yet", "you", "your"); Map<String, List<Tuple>> index = new HashMap<String, List<Tuple>>(); List<String> files = new ArrayList<String>(); public void indexFile(File file) throws IOException { int fileno = files.indexOf(file.getPath()); if (fileno == -1) { files.add(file.getPath()); fileno = files.size() - 1; } int pos = 0; BufferedReader reader = new BufferedReader(new FileReader(file)); for (String line = reader.readLine(); line != null; line = reader .readLine()) { for (String _word : line.split("\\W+")) { String word = _word.toLowerCase(); pos++; if (stopwords.contains(word)) continue; List<Tuple> idx = index.get(word); if (idx == null) { idx = new LinkedList<Tuple>(); index.put(word, idx); } idx.add(new Tuple(fileno, pos)); } } System.out.println("indexed " + file.getPath() + " " + pos + " words"); } public void search(List<String> words) { for (String _word : words) { Set<String> answer = new HashSet<String>(); String word = _word.toLowerCase(); List<Tuple> idx = index.get(word); if (idx != null) { for (Tuple t : idx) { answer.add(files.get(t.fileno)); } } System.out.print(word); for (String f : answer) { System.out.print(" " + f); } System.out.println(""); } } public static void main(String[] args) { try { InvertedIndex idx = new InvertedIndex(); for (int i = 1; i < args.length; i++) { idx.indexFile(new File(args[i])); } idx.search(Arrays.asList(args[0].split(","))); } catch (Exception e) { e.printStackTrace(); } } private class Tuple { private int fileno; private int position; public Tuple(int fileno, int position) { this.fileno = fileno; this.position = position; } } }
<?php function buildInvertedIndex($filenames) { $invertedIndex = []; foreach($filenames as $filename) { $data = file_get_contents($filename); if($data === false) die('Unable to read file: ' . $filename); preg_match_all('/(\w+)/', $data, $matches, PREG_SET_ORDER); foreach($matches as $match) { $word = strtolower($match[0]); if(!array_key_exists($word, $invertedIndex)) $invertedIndex[$word] = []; if(!in_array($filename, $invertedIndex[$word], true)) $invertedIndex[$word][] = $filename; } } return $invertedIndex; } function lookupWord($invertedIndex, $word) { return array_key_exists($word, $invertedIndex) ? $invertedIndex[$word] : false; } $invertedIndex = buildInvertedIndex2(['file1.txt', 'file2.txt', 'file3.txt']); foreach(['cat', 'is', 'banana', 'it'] as $word) { $matches = lookupWord($invertedIndex, $word); if($matches !== false) { echo "Found the word \"$word\" in the following files: " . implode(', ', $matches) . "\n"; } else { echo "Unable to find the word \"$word\" in the index\n"; } }
Generate an equivalent PHP version of this Java code.
package org.rosettacode; import java.io.BufferedReader; import java.io.File; import java.io.FileReader; import java.io.IOException; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.HashSet; import java.util.LinkedList; import java.util.List; import java.util.Map; import java.util.Set; public class InvertedIndex { List<String> stopwords = Arrays.asList("a", "able", "about", "across", "after", "all", "almost", "also", "am", "among", "an", "and", "any", "are", "as", "at", "be", "because", "been", "but", "by", "can", "cannot", "could", "dear", "did", "do", "does", "either", "else", "ever", "every", "for", "from", "get", "got", "had", "has", "have", "he", "her", "hers", "him", "his", "how", "however", "i", "if", "in", "into", "is", "it", "its", "just", "least", "let", "like", "likely", "may", "me", "might", "most", "must", "my", "neither", "no", "nor", "not", "of", "off", "often", "on", "only", "or", "other", "our", "own", "rather", "said", "say", "says", "she", "should", "since", "so", "some", "than", "that", "the", "their", "them", "then", "there", "these", "they", "this", "tis", "to", "too", "twas", "us", "wants", "was", "we", "were", "what", "when", "where", "which", "while", "who", "whom", "why", "will", "with", "would", "yet", "you", "your"); Map<String, List<Tuple>> index = new HashMap<String, List<Tuple>>(); List<String> files = new ArrayList<String>(); public void indexFile(File file) throws IOException { int fileno = files.indexOf(file.getPath()); if (fileno == -1) { files.add(file.getPath()); fileno = files.size() - 1; } int pos = 0; BufferedReader reader = new BufferedReader(new FileReader(file)); for (String line = reader.readLine(); line != null; line = reader .readLine()) { for (String _word : line.split("\\W+")) { String word = _word.toLowerCase(); pos++; if (stopwords.contains(word)) continue; List<Tuple> idx = index.get(word); if (idx == null) { idx = new LinkedList<Tuple>(); index.put(word, idx); } idx.add(new Tuple(fileno, pos)); } } System.out.println("indexed " + file.getPath() + " " + pos + " words"); } public void search(List<String> words) { for (String _word : words) { Set<String> answer = new HashSet<String>(); String word = _word.toLowerCase(); List<Tuple> idx = index.get(word); if (idx != null) { for (Tuple t : idx) { answer.add(files.get(t.fileno)); } } System.out.print(word); for (String f : answer) { System.out.print(" " + f); } System.out.println(""); } } public static void main(String[] args) { try { InvertedIndex idx = new InvertedIndex(); for (int i = 1; i < args.length; i++) { idx.indexFile(new File(args[i])); } idx.search(Arrays.asList(args[0].split(","))); } catch (Exception e) { e.printStackTrace(); } } private class Tuple { private int fileno; private int position; public Tuple(int fileno, int position) { this.fileno = fileno; this.position = position; } } }
<?php function buildInvertedIndex($filenames) { $invertedIndex = []; foreach($filenames as $filename) { $data = file_get_contents($filename); if($data === false) die('Unable to read file: ' . $filename); preg_match_all('/(\w+)/', $data, $matches, PREG_SET_ORDER); foreach($matches as $match) { $word = strtolower($match[0]); if(!array_key_exists($word, $invertedIndex)) $invertedIndex[$word] = []; if(!in_array($filename, $invertedIndex[$word], true)) $invertedIndex[$word][] = $filename; } } return $invertedIndex; } function lookupWord($invertedIndex, $word) { return array_key_exists($word, $invertedIndex) ? $invertedIndex[$word] : false; } $invertedIndex = buildInvertedIndex2(['file1.txt', 'file2.txt', 'file3.txt']); foreach(['cat', 'is', 'banana', 'it'] as $word) { $matches = lookupWord($invertedIndex, $word); if($matches !== false) { echo "Found the word \"$word\" in the following files: " . implode(', ', $matches) . "\n"; } else { echo "Unable to find the word \"$word\" in the index\n"; } }
Please provide an equivalent version of this Java code in PHP.
import java.util.Scanner; public class LCM{ public static void main(String[] args){ Scanner aScanner = new Scanner(System.in); System.out.print("Enter the value of m:"); int m = aScanner.nextInt(); System.out.print("Enter the value of n:"); int n = aScanner.nextInt(); int lcm = (n == m || n == 1) ? m :(m == 1 ? n : 0); if (lcm == 0) { int mm = m, nn = n; while (mm != nn) { while (mm < nn) { mm += m; } while (nn < mm) { nn += n; } } lcm = mm; } System.out.println("lcm(" + m + ", " + n + ") = " + lcm); } }
echo lcm(12, 18) == 36; function lcm($m, $n) { if ($m == 0 || $n == 0) return 0; $r = ($m * $n) / gcd($m, $n); return abs($r); } function gcd($a, $b) { while ($b != 0) { $t = $b; $b = $a % $b; $a = $t; } return $a; }
Port the provided Java code into PHP while preserving the original functionality.
import java.util.Scanner; public class LCM{ public static void main(String[] args){ Scanner aScanner = new Scanner(System.in); System.out.print("Enter the value of m:"); int m = aScanner.nextInt(); System.out.print("Enter the value of n:"); int n = aScanner.nextInt(); int lcm = (n == m || n == 1) ? m :(m == 1 ? n : 0); if (lcm == 0) { int mm = m, nn = n; while (mm != nn) { while (mm < nn) { mm += m; } while (nn < mm) { nn += n; } } lcm = mm; } System.out.println("lcm(" + m + ", " + n + ") = " + lcm); } }
echo lcm(12, 18) == 36; function lcm($m, $n) { if ($m == 0 || $n == 0) return 0; $r = ($m * $n) / gcd($m, $n); return abs($r); } function gcd($a, $b) { while ($b != 0) { $t = $b; $b = $a % $b; $a = $t; } return $a; }
Port the provided Java code into PHP while preserving the original functionality.
import java.util.Scanner; public class LCM{ public static void main(String[] args){ Scanner aScanner = new Scanner(System.in); System.out.print("Enter the value of m:"); int m = aScanner.nextInt(); System.out.print("Enter the value of n:"); int n = aScanner.nextInt(); int lcm = (n == m || n == 1) ? m :(m == 1 ? n : 0); if (lcm == 0) { int mm = m, nn = n; while (mm != nn) { while (mm < nn) { mm += m; } while (nn < mm) { nn += n; } } lcm = mm; } System.out.println("lcm(" + m + ", " + n + ") = " + lcm); } }
echo lcm(12, 18) == 36; function lcm($m, $n) { if ($m == 0 || $n == 0) return 0; $r = ($m * $n) / gcd($m, $n); return abs($r); } function gcd($a, $b) { while ($b != 0) { $t = $b; $b = $a % $b; $a = $t; } return $a; }
Transform the following Java implementation into PHP, maintaining the same output and logic.
import java.util.Scanner; public class LCM{ public static void main(String[] args){ Scanner aScanner = new Scanner(System.in); System.out.print("Enter the value of m:"); int m = aScanner.nextInt(); System.out.print("Enter the value of n:"); int n = aScanner.nextInt(); int lcm = (n == m || n == 1) ? m :(m == 1 ? n : 0); if (lcm == 0) { int mm = m, nn = n; while (mm != nn) { while (mm < nn) { mm += m; } while (nn < mm) { nn += n; } } lcm = mm; } System.out.println("lcm(" + m + ", " + n + ") = " + lcm); } }
echo lcm(12, 18) == 36; function lcm($m, $n) { if ($m == 0 || $n == 0) return 0; $r = ($m * $n) / gcd($m, $n); return abs($r); } function gcd($a, $b) { while ($b != 0) { $t = $b; $b = $a % $b; $a = $t; } return $a; }
Convert this Java snippet to PHP and keep its semantics consistent.
import java.util.Random; Random rand = new Random(); while(true){ int a = rand.nextInt(20); System.out.println(a); if(a == 10) break; int b = rand.nextInt(20); System.out.println(b); }
while (true) { $a = rand(0,19); echo "$a\n"; if ($a == 10) break; $b = rand(0,19); echo "$b\n"; }
Preserve the algorithm and functionality while converting the code from Java to PHP.
import java.util.Random; Random rand = new Random(); while(true){ int a = rand.nextInt(20); System.out.println(a); if(a == 10) break; int b = rand.nextInt(20); System.out.println(b); }
while (true) { $a = rand(0,19); echo "$a\n"; if ($a == 10) break; $b = rand(0,19); echo "$b\n"; }
Change the following Java code into PHP without altering its purpose.
import java.io.FileWriter; import java.io.IOException; public class LinePrinter { public static void main(String[] args) { try { FileWriter lp0 = new FileWriter("/dev/lp0"); lp0.write("Hello World!"); lp0.close(); } catch (IOException ioe) { ioe.printStackTrace(); } } }
<?php file_put_contents('/dev/lp0', 'Hello world!'); ?>
Change the following Java code into PHP without altering its purpose.
import java.io.FileWriter; import java.io.IOException; public class LinePrinter { public static void main(String[] args) { try { FileWriter lp0 = new FileWriter("/dev/lp0"); lp0.write("Hello World!"); lp0.close(); } catch (IOException ioe) { ioe.printStackTrace(); } } }
<?php file_put_contents('/dev/lp0', 'Hello world!'); ?>
Produce a language-to-language conversion: from Java to PHP, same semantics.
import java.io.FileWriter; import java.io.IOException; public class LinePrinter { public static void main(String[] args) { try { FileWriter lp0 = new FileWriter("/dev/lp0"); lp0.write("Hello World!"); lp0.close(); } catch (IOException ioe) { ioe.printStackTrace(); } } }
<?php file_put_contents('/dev/lp0', 'Hello world!'); ?>
Keep all operations the same but rewrite the snippet in PHP.
import java.io.FileWriter; import java.io.IOException; public class LinePrinter { public static void main(String[] args) { try { FileWriter lp0 = new FileWriter("/dev/lp0"); lp0.write("Hello World!"); lp0.close(); } catch (IOException ioe) { ioe.printStackTrace(); } } }
<?php file_put_contents('/dev/lp0', 'Hello world!'); ?>