using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp12
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine(MathMin(7, 5, 1));
        }

        public static int MathMin(int a, int b)
        {
            return a < b ? a : b;
        }

        public static int MathMin(int a, int b, int c)
        {
            return MathMin(a, b) == a ? MathMin(a,c) : MathMin(b,c);
        }
    }
}