prac 16

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;

namespace ConsoleApplication2
{
    struct SStudent
    {
        public string name;
        public int number, math, eng, philosophy;
        public SStudent (string name, int number, int math, int eng, int philosophy)
        {
            this.name = name;
            this.number = number;
            this.math = math;
            this.eng = eng;
            this.philosophy = philosophy;
        }

        public void Show()
        {
            Console.WriteLine("{0}; {1};\n\tматанализ: {2}\n\tангл.яз: {3}\n\tфилософия: {4}", name, number, math, eng, philosophy);
        }
        public bool Check()
        {
            if (math < 3 || eng <3 || philosophy <3)
                return false; else return true;
        }
    }

    class Program
    {
        static void Main(string[] args)
        {
            using (StreamReader input = new StreamReader("e:/practice/input.txt", Encoding.GetEncoding(1251)))
            {
                int n = int.Parse(input.ReadLine());
                SStudent [] array = new SStudent[n];
                for (int i = 0; i < n; i++)
                {
                    string [] tmp = input.ReadLine().Split(',');
                    array[i].name = tmp[0];
                    array[i].number = int.Parse(tmp[1]);
                    array[i].math = int.Parse(tmp[2]);
                    array[i].eng = int.Parse(tmp[3]);
                    array[i].philosophy = int.Parse(tmp[4]);
                }
                using (StreamWriter output = new StreamWriter("e:/practice/output.txt", false))
                {
                    var Survivalists = array.Where(x => x.Check()).OrderBy(x => x.number);
                    foreach (var x in Survivalists)
                        output.WriteLine("{0}; {1};\n\tматанализ: {2}\n\tангл.яз: {3}\n\tфилософия: {4}", x.name, x.number, x.math, x.eng, x.philosophy);
                }
            }

        }
    }
}