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Cut_The_Sticks.java
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86 lines (65 loc) · 2.25 KB
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/*
Problem link: https://www.hackerrank.com/challenges/cut-the-sticks/problem
*/
import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.regex.*;
public class Solution {
// Complete the cutTheSticks function below.
static int[] cutTheSticks(int[] arr) {
Integer[] what = Arrays.stream( arr ).boxed().toArray( Integer[]::new );
List<Integer> list = Arrays.asList(what);
ArrayList<Integer> ar = new ArrayList<>();
int length = list.size();
ar.add(list.size());
while(length > 0){
int min = Collections.max(list);
for (int i: list) {
if(min>i && i>0)min=i;
}
for(int i = 0; i < list.size() ; i++){
if(list.get(i)- Collections.min(list)>=0){
list.set(i,list.get(i)-min);
}
if(list.get(i)==0){
if(length!=0)
length--;
}
}
if(length!=0)
ar.add(length);
}
int returnArr[] = new int[ar.size()];
for(int i = 0; i<ar.size(); i++){
returnArr[i] = ar.get(i);
}
return returnArr;
}
private static final Scanner scanner = new Scanner(System.in);
public static void main(String[] args) throws IOException {
BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));
int n = scanner.nextInt();
scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
int[] arr = new int[n];
String[] arrItems = scanner.nextLine().split(" ");
scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
for (int i = 0; i < n; i++) {
int arrItem = Integer.parseInt(arrItems[i]);
arr[i] = arrItem;
}
int[] result = cutTheSticks(arr);
for (int i = 0; i < result.length; i++) {
bufferedWriter.write(String.valueOf(result[i]));
if (i != result.length - 1) {
bufferedWriter.write("\n");
}
}
bufferedWriter.newLine();
bufferedWriter.close();
scanner.close();
}
}