[HackerRank] Angry Professor (Java)
https://www.hackerrank.com/challenges/angry-professor/problem?isFullScreen=true
Solution
import java.io.*;
import java.util.*;
import java.util.stream.*;
import static java.util.stream.Collectors.toList;
class Result {
static String angryProfessor(int k, List<Integer> a) {
String answer;
int count = 0;
for (int list : a) {
if (list <= 0) {
count++;
}
}
if (count >= k) {
answer = "NO";
} else {
answer = "YES";
}
return answer;
}
}
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")));
int t = Integer.parseInt(bufferedReader.readLine().trim());
IntStream.range(0, t).forEach(tItr -> {
try {
String[] firstMultipleInput = bufferedReader.readLine().replaceAll("\\s+$", "").split(" ");
int n = Integer.parseInt(firstMultipleInput[0]);
int k = Integer.parseInt(firstMultipleInput[1]);
List<Integer> a = Stream.of(bufferedReader.readLine().replaceAll("\\s+$", "").split(" "))
.map(Integer::parseInt)
.collect(toList());
String result = Result.angryProfessor(k, a);
bufferedWriter.write(result);
bufferedWriter.newLine();
} catch (IOException ex) {
throw new RuntimeException(ex);
}
});
bufferedReader.close();
bufferedWriter.close();
}
}
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