Just PHP FUN 059.

baubles_on_tree.php

<?php
# https://www.codewars.com/kata/5856c5f7f37aeceaa100008e Christmas baubles on the tree.
function baubles_on_tree(int $baubles, int $branches) {
  if( 0 === $branches ) return "Grandma, we will have to buy a Christmas tree first!";
  $each_will_have = floor($baubles/$branches);
  $answer = array_fill(0,$branches,$each_will_have);
  for($i = 0; $i < $baubles%$branches; $i += 1) $answer[$i] += 1; # put one more bauble starting from index.
  return $answer;
}

calculate_total.php

<?php
# https://www.codewars.com/kata/58545549b45c01ccab00058c Calculate Meal Total.
function calculate_total(float $subtotal, float $tax, float $tip): float {
  $s = $subtotal;
  $st = $subtotal*$tax/100;
  $stt = $s * $tip/100;
  $total = $s + $st + $stt;
  $round = round($total,2);
  // echo "s=$s, tax = $tax, tip = $tip; $s + $st + $stt = $total = $round;\n";
  return $round;
}

just_php_fun_059.md

Just PHP FUN 059.

• https://www.codewars.com/kata/58545549b45c01ccab00058c Calculate Meal Total.
• https://www.codewars.com/kata/5856c5f7f37aeceaa100008e Christmas baubles on the tree.
• https://www.codewars.com/kata/56f7493f5d7c12d1690000b6 Calculate mean and concatenate string.
• https://www.codewars.com/kata/57fb142297e0860073000064 Exclamation marks series #13: Count the number of exclamation marks and question marks, return the product.
• https://www.codewars.com/kata/584466950d3bedb9b300001f How many times does it contain?

Sarted at 21:59 25.07.2020 Saturday.
Finished at 23:21 25.07.2020 Saturday. (1hr 22minutes)

mean.php

<?php
# https://www.codewars.com/kata/56f7493f5d7c12d1690000b6 Calculate mean and concatenate string.
function mean(array $a): array {
  echo "Input ".implode(',',$a)."\n";
  $str = implode(array_filter($a,function($x){ return preg_match('/[a-z]/i',$x);}));
  echo "Str: $str\n";
  $num = array_map(function($x){ return intval($x);},array_filter($a,function($x){ return preg_match('/[0-9]/',$x);}));
  echo "Num: ".implode(',',$num)."=>".array_sum($num)/count($num)."\n";
  
  $x = array_sum($num)/count($num);
  return [ count($num) > 10 ? 2*$x : $x,$str];
}

product.php

<?php
# https://www.codewars.com/kata/57fb142297e0860073000064 
# Exclamation marks series #13: Count the number of exclamation marks and question marks, return the product.
function product(string $s): int {
  return substr_count($s,"!") * substr_count($s,"?");
}

stringCounter.php

<?php
# https://www.codewars.com/kata/584466950d3bedb9b300001f How many times does it contain?
function stringCounter($inputS,$charS){
  return substr_count($inputS,$charS);
}

Input 0,6,2,2,6,5,9,4,10,4,8,7,0,1,3,1,9,9,3,9
Str:
Num: 0,6,2,2,6,5,9,4,10,4,8,7,0,1,3,1,9,9,3,9

https://www.codewars.com/kata/56f7493f5d7c12d1690000b6 Calculate mean and concatenate string.

Input 9,2,6,8,9,1,5,7,5,4,10,2,4,8,1,6,0,1,3,4
Str: 
Num: 9,2,6,8,9,1,5,7,5,4,10,2,4,8,1,6,0,1,3,4=>4.75
Failed asserting that two arrays are equal.
Expected: Array (
    0 => 9.5
    1 => ''
)
Actual  : Array (
    0 => 4.75
    1 => ''
)