Designer PDF Viewer

When you select a contiguous block of text in a PDF viewer, the selection is highlighted with a blue rectangle. In this PDF viewer, each word is highlighted independently. For example:

In this challenge, you will be given a list of letter heights in the alphabet and a string. Using the letter heights given, determine the area of the rectangle highlight in  assuming all letters are  wide.

For example, the highlighted . Assume the heights of the letters are  and . The tallest letter is  high and there are  letters. The hightlighted area will be  so the answer is .

Function Description

Complete the designerPdfViewer function in the editor below. It should return an integer representing the size of the highlighted area.

designerPdfViewer has the following parameter(s):

• h: an array of integers representing the heights of each letter
• word: a string

Input Format

The first line contains  space-separated integers describing the respective heights of each consecutive lowercase English letter, ascii[a-z].
The second line contains a single word, consisting of lowercase English alphabetic letters.

Constraints

• , where  is an English lowercase letter.
•  contains no more than  letters.

Output Format

Print a single integer denoting the area in  of highlighted rectangle when the given word is selected. Do not print units of measure.

Sample Input 0

1 3 1 3 1 4 1 3 2 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
abc

Sample Output 0

9

Explanation 0

We are highlighting the word abc:

Letter heights are ,  and . The tallest letter, b, is  high. The selection area for this word is .

Note: Recall that the width of each character is .

Sample Input 1

1 3 1 3 1 4 1 3 2 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 7
zaba

Sample Output 1

28

Explanation 1

The tallest letter in  is  at . The selection area for this word is .

 php

<?php

// Complete the designerPdfViewer function below.

function getMaxHeight($height_w) {

$max = $height_w[0];

foreach($height_w as $h) {

if($max < $h)

$max = $h;

}

return $max;

}

function designerPdfViewer($h, $word) {

$height_w = [];

$words = str_split($word);

foreach($words as $w) {

$ASCIIs = ord($w);

$height_w[] = $h[$ASCIIs - 97];

}

$max = getMaxHeight($height_w);

return $max * (count($words));

}

$fptr = fopen(getenv("OUTPUT_PATH"), "w");

$stdin = fopen("php://stdin", "r");

fscanf($stdin, "%[^\n]", $h_temp);

$h = array_map('intval', preg_split('/ /', $h_temp, -1, PREG_SPLIT_NO_EMPTY));

$word = '';

fscanf($stdin, "%[^\n]", $word);

$result = designerPdfViewer($h, $word);

fwrite($fptr, $result . "\n");

fclose($stdin);

fclose($fptr);