Submission #1689897

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Source Code Expand

using System;
using System.Text;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using static System.Console;
using static System.Math;

namespace NotFounds
{
    public class Program
    {
        public static void Main(string[] args)
        {
            new Program().Solve();
        }

        public void Solve()
        {
            var cin = new MyInputStream();
            var n = cin.ReadInt() - 1;
            var x = cin.ReadLong();
            for (int i = 0; i < n; ++i)
            {
                var t = cin.ReadLong();
                x = Lcm(x, t);
            }
            WriteLine(x);
        }

        private static void PrintYN(bool b)
        {
            //WriteLine(b ? "YES" : "NO");
            WriteLine(b ? "Yes" : "No");
        }

        private static string Reverse(string s)
        {
            return string.Join("", s.Reverse());
        }

        /// <summary>最大公約数</summary>
        public static long Gcd(long m, long n)
        {
            if (n == 0) return m;
            return Gcd(n, m % n);
        }

        /// <summary>最小公倍数</summary>
        public static long Lcm(long m, long n)
        {
            return m / Gcd(m, n) * n;
        }
    }

    public class MyInputStream
    {
        private char separator = ' ';
        private Queue<string> inputStream;
        public MyInputStream(char separator = ' ')
        {
            this.separator = separator;
            inputStream = new Queue<string>();
        }

        public string Read()
        {
            if (inputStream.Count != 0) return inputStream.Dequeue();
            string[] tmp = Console.ReadLine().Split(separator);
            for (int i = 0; i < tmp.Length; ++i)
                inputStream.Enqueue(tmp[i]);
            return inputStream.Dequeue();
        }
        public string ReadLine() { return Console.ReadLine(); }
        public int ReadInt() { return int.Parse(Read()); }
        public long ReadLong() { return long.Parse(Read()); }
        public double ReadDouble() { return double.Parse(Read()); }
        public string[] ReadStrArray(long N) { var ret = new string[N]; for (long i = 0; i < N; ++i) ret[i] = Read(); return ret;}
        public int[] ReadIntArray(long N) { var ret = new int[N]; for (long i = 0; i < N; ++i) ret[i] = ReadInt(); return ret;}
        public long[] ReadLongArray(long N) { var ret = new long[N]; for (long i = 0; i < N; ++i) ret[i] = ReadLong(); return ret;}
    }
}

Submission Info

Judge Result