https://www.codechef.com/problems/INTEST

CodeChef.java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Scanner;

/**
 * Created by Udit Aggarwal on 19-12-2016.
 */
class CodeChef {
    public static void main(String[] args) {
        int n, k;
        int t;
        int count = 0;
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        try {
            n = Integer.parseInt(br.readLine());

            k = Integer.parseInt(br.readLine());

            if (n <= Math.pow(10, 7) && k <= Math.pow(10, 7) && n > 0 && k > 0) {

                for (int i = 0; i < n; i++) {
                    t = Integer.parseInt(br.readLine());
                    if (t < Math.pow(10, 9)) {
                        if (t % k == 0)
                            count++;
                    }
                }
                System.out.print(count);
            } else {
                System.out.print(count);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}