using System;

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public class Program

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{

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public static void Main()

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{ 

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    int min=0,max=0;

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            Console.Write("nhap chieu cao ban thu nhat:");

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            int chieucaothunhat =Convert.ToInt32(Console.ReadLine());

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            Console.Write("nhap chieu cao ban thu hai:");

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            int chieucaothuhai =Convert.ToInt32(Console.ReadLine());

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            Console.Write("nhap chieu cao ban thu ba:");

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            int chieucaothuba= Convert.ToInt32(Console.ReadLine());

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            //tim min

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            if (chieucaothunhat < chieucaothuhai)

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            {

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                min = chieucaothunhat;

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                if(min>chieucaothuba){

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                    min = chieucaothuba;

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                }

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            }

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            else

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            {

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                min = chieucaothuhai;

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                if (min > chieucaothuba)

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                {

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                    min = chieucaothuba;

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                }

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            }

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            //tim max

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            max = chieucaothunhat;

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            if(max < chieucaothuhai)

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            {

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                max = chieucaothuhai;

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                if (max < chieucaothuba)

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                {

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                    max = chieucaothuba;

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                }

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            }

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            else

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            {

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                if (max < chieucaothuba)

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                    max = chieucaothuba;

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            }

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                Console.WriteLine("chieu cao ban thu nhat{0}m", chieucaothunhat);

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            Console.WriteLine("chieu cao ban thu hai{0}m",chieucaothuhai);

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            Console.WriteLine("chieu cao ban thu ba{0}m", chieucaothuba);

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            Console.Write("chieu cao thap nhat:{0}m",min);

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            Console.Write("chieu cao cao nhat:{0}m", max);

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}

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}

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