import java.util.Scanner;
 
public class Main {
 
	public static void main(String[] args) {
		Scanner scan=new Scanner(System.in);
		int N=scan.nextInt();
		int M=scan.nextInt();
		int arr[]=new int[N];
		for(int i=0;i<N;i++) {
			arr[i]=scan.nextInt();
		}
		int sum=0;
		int result=0;
 
		for(int i=0;i<N;i++) {
			for(int j=i+1;j<N;j++) {
				for(int k=j+1;k<N;k++) {
					sum=arr[i]+arr[j]+arr[k];
					if(sum>0 && sum<=M) {
						result=sum;
					}
				}
			}
		}
		System.out.println(result);
 
	}
 
}