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Copy pathMain.java
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82 lines (67 loc) · 2.49 KB
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import java.io.*;
import java.math.*;
import java.nio.charset.StandardCharsets;
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 'maxXorValue' function below.
*
* The function is expected to return a STRING.
* The function accepts following parameters:
* 1. STRING x
* 2. INTEGER k
*/
public static String maxXorValue(String x, int k) {
StringBuilder builder = new StringBuilder();
//split bitSet input into array
ArrayList<String> xSplit = new ArrayList<String>(Arrays.asList(x.split("")));
//iterate through each bitSet and change values until end of bitSet or return set is changed 'k' times
int setBits = 0;
for (String s : xSplit) {
if (setBits < k){
if (s.equals("0")){
builder.append("1");
setBits++;
}
else {
builder.append("0");
}
}
else {
builder.append("0");
}
}
return String.valueOf(builder);
}
}
class Solution {
public static void main(String[] args) throws IOException {
// BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));
String filePath = "C:\\Users\\nsati_000\\IdeaProjects\\HackerRank\\XORProblem\\src\\input00.txt";
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(new FileInputStream(filePath), StandardCharsets.UTF_8));
// BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));
int t = Integer.parseInt(bufferedReader.readLine().trim());
IntStream.range(0, t).forEach(tItr -> {
try {
String s = bufferedReader.readLine();
int k = Integer.parseInt(bufferedReader.readLine().trim());
String y = Result.maxXorValue(s, k);
System.out.println(y);
// bufferedWriter.write(y);
// bufferedWriter.newLine();
} catch (IOException ex) {
throw new RuntimeException(ex);
}
});
bufferedReader.close();
// bufferedWriter.close();
}
}