Hackerrank Designer PDF Viewer Solution - Java
For Explanation Watch Video::
Code::
import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.function.*;
import java.util.regex.*;
import java.util.stream.*;
import static java.util.stream.Collectors.joining;
import static java.util.stream.Collectors.toList;
class Result {
/*
* Complete the 'designerPdfViewer' function below.
*
* The function is expected to return an INTEGER.
* The function accepts following parameters:
* 1. INTEGER_ARRAY h
* 2. STRING word
*/
public static int designerPdfViewer(List<Integer> h, String word) {
int max = -1;
for(int i=0;i<word.length();i++){
char ch = word.charAt(i);
int ascii = (int)ch - 97;
int val = h.get(ascii);
if(val>max){
max = val;
}
}
return word.length()*max;
}
}
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));
BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));
List<Integer> h = Stream.of(bufferedReader.readLine().replaceAll("\\s+$", "").split(" "))
.map(Integer::parseInt)
.collect(toList());
String word = bufferedReader.readLine();
int result = Result.designerPdfViewer(h, word);
bufferedWriter.write(String.valueOf(result));
bufferedWriter.newLine();
bufferedReader.close();
bufferedWriter.close();
}
}
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