diff --git a/complicated_functions/nested.php b/complicated_functions/nested.php
index 67ed664..a96fe1a 100644
--- a/complicated_functions/nested.php
+++ b/complicated_functions/nested.php
@@ -2,7 +2,8 @@
 function father($a)
 {
     echo $a, "<br />";
-    function child($b) {
+    function child($b)
+    {
         echo $b + 1, "<br />";
         return $b * $b;
     }
diff --git a/complicated_functions/array_walk_args.php b/complicated_functions/walk_args.php
similarity index 100%
rename from complicated_functions/array_walk_args.php
rename to complicated_functions/walk_args.php
diff --git a/complicated_functions/array_walk_recursive.php b/complicated_functions/walk_recursive.php
similarity index 100%
rename from complicated_functions/array_walk_recursive.php
rename to complicated_functions/walk_recursive.php
diff --git a/generators/array.php b/generators/array.php
index 5d373c0..870eac2 100644
--- a/generators/array.php
+++ b/generators/array.php
@@ -5,4 +5,4 @@ function generator()
     yield from [2, 3];
 }
 
-foreach(generator() as $i) echo "$i ";
+foreach (generator() as $i) echo "$i ";
diff --git a/generators/collect.php b/generators/collect.php
index c678436..8eafc1f 100644
--- a/generators/collect.php
+++ b/generators/collect.php
@@ -1,13 +1,13 @@
 <?php
 function collect(array $arr, callable $callback)
 {
-    foreach($arr as $value) {
+    foreach ($arr as $value) {
         yield $callback($value);
     }
 }
 
 $arr = [1, 2, 3, 4, 5, 6];
 $collect = collect($arr, fn($e) => $e * $e);
-foreach($collect as $val) {
+foreach ($collect as $val) {
     echo "$val ";
 }
diff --git a/generators/combine.php b/generators/combine.php
index 80c9ff5..2ce05e7 100644
--- a/generators/combine.php
+++ b/generators/combine.php
@@ -1,21 +1,21 @@
 <?php
 function collect($arr, $callback)
 {
-    foreach($arr as $value) {
+    foreach ($arr as $value) {
         yield $callback($value);
     }
 }
 
 function select($arr, $callback)
 {
-    foreach($arr as $value) {
-        if($callback($value)) yield $value;
+    foreach ($arr as $value) {
+        if ($callback($value)) yield $value;
     }
 }
 
 $arr = [1, 2, 3, 4, 5, 6];
 $select = select($arr, fn($e) => $e % 2 == 0);
 $collect = collect($select, fn($e) => $e * $e);
-foreach($collect as $val) {
+foreach ($collect as $val) {
     echo "$val ";
 }
diff --git a/generators/combine_from.php b/generators/combine_from.php
index ddaa276..05bbd5f 100644
--- a/generators/combine_from.php
+++ b/generators/combine_from.php
@@ -5,10 +5,10 @@ function square($value)
 }
 
 function even_square($arr) {
-    foreach($arr as $value) {
+    foreach ($arr as $value) {
         if ($value % 2 == 0) yield from square($value);
     }
 }
 
 $arr = [1, 2, 3, 4, 5, 6];
-foreach(even_square($arr) as $val) echo "$val ";
+foreach (even_square($arr) as $val) echo "$val ";
diff --git a/generators/keys.php b/generators/keys.php
index ed7baf9..4e6d563 100644
--- a/generators/keys.php
+++ b/generators/keys.php
@@ -1,7 +1,7 @@
 <?php
 function collect(array $arr, callable $callback)
 {
-    foreach($arr as $key => $value) {
+    foreach ($arr as $key => $value) {
         yield $key => $callback($value);
     }
 }
@@ -16,6 +16,6 @@ $arr = [
 ];
 
 $collect = collect($arr, fn($e) => $e * $e);
-foreach($collect as $key => $val) {
+foreach ($collect as $key => $val) {
     echo "$val ($key) ";
 }
diff --git a/generators/makerange_bad.php b/generators/makerange_bad.php
index f51c4ec..5a1549d 100644
--- a/generators/makerange_bad.php
+++ b/generators/makerange_bad.php
@@ -2,13 +2,13 @@
 function crange($size)
 {
     $arr = [];
-    for($i = 0; $i < $size; $i++) {
+    for ($i = 0; $i < $size; $i++) {
         $arr[] = $i;
     }
     return $arr;
 }
 
 $range = crange(1_024_000);
-foreach($range as $i) echo "$i ";
+foreach ($range as $i) echo "$i ";
 echo '<br />' . PHP_EOL;
 echo memory_get_usage();
diff --git a/generators/makerange_good.php b/generators/makerange_good.php
index 1ee3417..bc8235b 100644
--- a/generators/makerange_good.php
+++ b/generators/makerange_good.php
@@ -1,12 +1,12 @@
 <?php
 function crange($size)
 {
-    for($i = 0; $i < $size; $i++) {
+    for ($i = 0; $i < $size; $i++) {
         yield $i;
     }
 }
 
 $range = crange(1024000);
-foreach($range as $i) echo "$i ";
+foreach ($range as $i) echo "$i ";
 echo '<br />' . PHP_EOL;
 echo memory_get_usage();
diff --git a/generators/next.php b/generators/next.php
index 0d6251a..3cd2d93 100644
--- a/generators/next.php
+++ b/generators/next.php
@@ -1,7 +1,7 @@
 <?php
 function simple($from = 0, $to = 100)
 {
-    for($i = $from; $i < $to; $i++) {
+    for ($i = $from; $i < $to; $i++) {
         yield $i;
     }
 }
@@ -9,7 +9,7 @@ function simple($from = 0, $to = 100)
 $obj = simple(1, 5);
 
 // Выполняем цикл, пока итератор не достигнет конца
-while($obj->valid()) {
+while ($obj->valid()) {
     echo ($obj->current() * $obj->current()) . ' ';
     // К следующему элементу
     $obj->next();
diff --git a/generators/object.php b/generators/object.php
index fa1a333..1b5c6e0 100644
--- a/generators/object.php
+++ b/generators/object.php
@@ -1,7 +1,7 @@
 <?php
 function simple(int $from = 0, int $to = 100)
 {
-    for($i = $from; $i < $to; $i++) {
+    for ($i = $from; $i < $to; $i++) {
         echo "значение = $i<br />";
         yield $i;
     }
diff --git a/generators/reject.php b/generators/reject.php
index 1bca7a4..879ce38 100644
--- a/generators/reject.php
+++ b/generators/reject.php
@@ -1,13 +1,13 @@
 <?php
 function reject(array $arr, callable $callback)
 {
-    foreach($arr as $value) {
-        if(!$callback($value)) yield $value;
+    foreach ($arr as $value) {
+        if (!$callback($value)) yield $value;
     }
 }
 
 $arr = [1, 2, 3, 4, 5, 6];
 $reject = reject($arr, fn($e) => $e % 2 == 0);
-foreach($reject as $val) {
+foreach ($reject as $val) {
     echo "$val ";
 }
diff --git a/generators/select.php b/generators/select.php
index 8a13d42..9d6c063 100644
--- a/generators/select.php
+++ b/generators/select.php
@@ -1,13 +1,13 @@
 <?php
 function select(array $arr, callable $callback)
 {
-    foreach($arr as $value) {
-        if($callback($value)) yield $value;
+    foreach ($arr as $value) {
+        if ($callback($value)) yield $value;
     }
 }
 
 $arr = [1, 2, 3, 4, 5, 6];
 $select = select($arr, fn($e) => $e % 2 == 0);
-foreach($select as $val) {
+foreach ($select as $val) {
     echo "$val ";
 }
diff --git a/generators/send.php b/generators/send.php
index 16054f3..7dafee2 100644
--- a/generators/send.php
+++ b/generators/send.php
@@ -1,7 +1,7 @@
 <?php
 function block()
 {
-    while(true) {
+    while (true) {
         $string = yield;
         echo $string;
     }
diff --git a/generators/simple.php b/generators/simple.php
index 35add33..3dd48a7 100644
--- a/generators/simple.php
+++ b/generators/simple.php
@@ -1,13 +1,13 @@
 <?php
 function simple($from = 0, $to = 100)
 {
-    for($i = $from; $i < $to; $i++) {
+    for ($i = $from; $i < $to; $i++) {
         echo "значение = $i<br />";
         yield $i;
     }
 }
 
-foreach(simple() as $val) {
+foreach (simple() as $val) {
     echo 'квадрат = ' . ($val * $val) . '<br />';
     if ($val >= 5) break;
 }
diff --git a/methods/minmax.php b/methods/minmax.php
index 1925741..c8cf379 100644
--- a/methods/minmax.php
+++ b/methods/minmax.php
@@ -3,7 +3,7 @@ class MinMax
 {
     public function __call(string $method, array $arr)
     {
-        switch($method) {
+        switch ($method) {
             case 'min':
                 return $this->min($arr);
             case 'max':
@@ -17,7 +17,7 @@ class MinMax
     {
         $result = $arr[0];
 
-        foreach($arr as $value) {
+        foreach ($arr as $value) {
             if ($value < $result) {
                 $result = $value;
             }
@@ -30,7 +30,7 @@ class MinMax
     {
         $result = $arr[0];
 
-        foreach($arr as $value) {
+        foreach ($arr as $value) {
             if ($value > $result) {
                 $result = $value;
             }
diff --git a/methods/minmax_alter.php b/methods/minmax_alter.php
index d35e6c6..3ab7983 100644
--- a/methods/minmax_alter.php
+++ b/methods/minmax_alter.php
@@ -3,7 +3,7 @@ class MinMax
 {
     public function __call(string $method, array $arr)
     {
-        switch($method) {
+        switch ($method) {
             case 'min':
                 return min($arr);
             case 'max':
diff --git a/methods/rainbow.php b/methods/rainbow.php
index 01905f3..1dd1713 100644
--- a/methods/rainbow.php
+++ b/methods/rainbow.php
@@ -1,5 +1,6 @@
 <?php
-class Rainbow {
+class Rainbow
+{
     private const COLORS = [
         'red' => 'красный',
         'orange' => 'оранжевый',
@@ -12,7 +13,7 @@ class Rainbow {
 
     public function __get(string $key) : ?string
     {
-        if(array_key_exists($key, Rainbow::COLORS)) {
+        if (array_key_exists($key, Rainbow::COLORS)) {
             return Rainbow::COLORS[$key];
         } else {
             return null;
diff --git a/methods/greeting_say_param.php b/methods/say_param.php
similarity index 100%
rename from methods/greeting_say_param.php
rename to methods/say_param.php
diff --git a/methods/settings.php b/methods/settings.php
index b880777..821d216 100644
--- a/methods/settings.php
+++ b/methods/settings.php
@@ -1,10 +1,11 @@
 <?php
-class Settings {
+class Settings
+{
     private array $properties;
 
     public function __get(string $key) : ?string
     {
-        if(array_key_exists($key, $this->properties)) {
+        if (array_key_exists($key, $this->properties)) {
             return $this->properties[$key];
         } else {
             return null;
diff --git a/methods/algorithm_static_distances.php b/methods/static_distances.php
similarity index 100%
rename from methods/algorithm_static_distances.php
rename to methods/static_distances.php