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 Testing{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); int n = sc.nextInt(); long m = sc.nextLong(); long arr[] = new long[n]; for(int j = 1 ; j