using System;
using System.Collections;
using System.Collections.Generic;
using System.Text;
using System.Linq;
public class MainClass{
public static void Main(){
int[] numbers = { 9, 3, 5, 4, 2, 6, 7, 1, 8 };
var query = numbers.Aggregate(5, (a,b) => ( (a < b) ? (a * b) : a));
}
}