Upsolving Question asked in Interview

UpsolvingQuestion.java

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public class Main
{
	public static void main(String[] args) {
	    int arr[] = { 900, 940, 950, 1100, 1500, 1800 };
		int dep[] = { 910, 1100, 1120, 1130, 1900, 2000 };
		int n = arr.length;
			int count = 1, result = 1;
		int i = 1, j = 0;

		while (i < n && j < n) {
		    if (arr[i] <= dep[j]) {
			count++;
			i++;
		    }

		    else if (arr[i] > dep[j]) {
			count--;
			j++;
		    }

		    if (count > result)
			result = count;
		}

		System.out.println(result);
	}
}