LeastMajorMultiple

using System;

class LeastMajorMultiple
{
    static void Main()
    {
        int a = int.Parse(Console.ReadLine());
        int b = int.Parse(Console.ReadLine());
        int c = int.Parse(Console.ReadLine());
        int d = int.Parse(Console.ReadLine());
        int e = int.Parse(Console.ReadLine());

        for (int leastMajorMlt = 1; true; leastMajorMlt++)
        {
            int numCnt = 0;
            if (leastMajorMlt % a == 0) numCnt++;
            if (leastMajorMlt % b == 0) numCnt++;
            if (leastMajorMlt % c == 0) numCnt++;
            if (leastMajorMlt % d == 0) numCnt++;
            if (leastMajorMlt % e == 0) numCnt++;
            if (numCnt >= 3)
            {
                Console.WriteLine(leastMajorMlt);
                break;
            }
        }

    }
}