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NewYearChaos.java
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NewYearChaos.java
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package arrays;// https://www.hackerrank.com/challenges/new-year-chaos/problem
import java.util.Scanner;
public class NewYearChaos {
private static final Scanner scanner = new Scanner(System.in);
public static void main(String[] args) {
int[] array = getIntArray();
minimumBribes(array);
}
static int[] getIntArray() {
int length = getInt();
int[] array = new int[length];
for (int index = 0 ; index < array.length ; index++) {
array[index] = getInt();
}
return array;
}
static int getInt() {
return scanner.nextInt();
}
static void minimumBribes(int[] array) {
int ans = 0;
for (int i = array.length - 1; i >= 0; i--) {
if (array[i] - (i + 1) > 2) {
System.out.println("Too chaotic");
return;
}
for (int j = Math.max(0, array[i] - 2); j < i; j++)
if (array[j] > array[i]) ans++;
}
System.out.println(ans);
}
}