Skip to content
Open
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
16 changes: 11 additions & 5 deletions task01/src/com/example/task01/Task01Main.java
Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
package com.example.task01;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;

Expand All @@ -8,14 +9,19 @@ public static void main(String[] args) throws IOException {
//здесь вы можете вручную протестировать ваше решение, вызывая реализуемый метод и смотря результат
// например вот так:

/*
System.out.println(checkSumOfStream(new ByteArrayInputStream(new byte[]{0x33, 0x45, 0x01})));
*/

}

public static int checkSumOfStream(InputStream inputStream) throws IOException {
// your implementation here
return 0;
if (inputStream == null)
throw new IllegalArgumentException("Передача пустого аргумента");

int sum = 0;
int currentValue;
while ((currentValue = inputStream.read()) > -1) {
sum = Integer.rotateLeft(sum, 1) ^ currentValue;
// сдвиг на 1 бит влево исключающее ИЛИ
}
return sum;
}
}
21 changes: 20 additions & 1 deletion task02/src/com/example/task02/Task02Main.java
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
package com.example.task02;

import java.io.IOException;
import java.io.*;

public class Task02Main {
public static void main(String[] args) throws IOException {
Expand All @@ -9,5 +9,24 @@ public static void main(String[] args) throws IOException {
// - направить стандартный вывод программы в файл output.test
// - запустить программу
// - и сравнить получившийся файл output.test с expected.test

try {
System.setIn(new FileInputStream("input.test"));
System.setOut(new PrintStream(new FileOutputStream("output.test")));
} catch (FileNotFoundException e) {
e.printStackTrace();
}

int cur = System.in.read();
int next;

while (cur > -1) {
next = System.in.read();
if (cur != 13 || next != 10) {
System.out.write(cur);
}
cur = next;
}
System.out.flush();
}
}
3 changes: 3 additions & 0 deletions task02/src/com/example/task02/output.test
Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
a a
aa a
a aaa
21 changes: 15 additions & 6 deletions task03/src/com/example/task03/Task03Main.java
Original file line number Diff line number Diff line change
@@ -1,21 +1,30 @@
package com.example.task03;

import java.io.IOException;
import java.io.InputStream;
import java.io.*;
import java.nio.charset.Charset;

public class Task03Main {
public static void main(String[] args) throws IOException {
//здесь вы можете вручную протестировать ваше решение, вызывая реализуемый метод и смотря результат
// например вот так:

/*
System.out.println(readAsString(new FileInputStream("task03/src/com/example/task03/input.test"), Charset.forName("KOI8-R")));
*/
}

public static String readAsString(InputStream inputStream, Charset charset) throws IOException {
// your implementation here
return "";
if (inputStream == null)
throw new IllegalArgumentException("Передача пустого аргумента");

try (InputStreamReader reader = new InputStreamReader(inputStream, charset)) {
StringBuilder content = new StringBuilder();
char[] buffer = new char[1024];
int charsRead;

while ((charsRead = reader.read(buffer)) > -1) {
content.append(buffer, 0, charsRead);
}

return content.toString();
}
}
}
24 changes: 22 additions & 2 deletions task04/src/com/example/task04/Task04Main.java
Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
package com.example.task04;

import java.io.IOException;
import java.io.*;
import java.util.Locale;
import java.util.Scanner;

public class Task04Main {
public static void main(String[] args) throws IOException {
Expand All @@ -9,6 +11,24 @@ public static void main(String[] args) throws IOException {
// - запустить программу
// - проверить, что получилось 351.731900

System.out.println("0.0");
try {
System.setIn(new FileInputStream("input.test"));
} catch (FileNotFoundException e) {
e.printStackTrace();
}

Scanner scanner = new Scanner(System.in);
scanner.useLocale(Locale.ENGLISH);
double sum = 0.0;
while (scanner.hasNext()) {
String token = scanner.next();
try {
double number = Double.parseDouble(token);
sum += number;
} catch (NumberFormatException e) {}
}
scanner.close();

System.out.printf(Locale.ENGLISH, "%.6f%n", sum);
}
}