Deloitte | COGNIZANT | IBM | CAPGEMINI
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int n= sc.nextInt();
int x=sc.nextInt();
int[] arr=new int[n];
for(int i=0;i<n;i++) {
arr[i] = sc.nextInt();
}
System.out.println(Arrays.binarySearch(arr,x)>=0 ? (Arrays.binarySearch(arr,x)):-1);
}
}
#BIRLASOFT
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