using System; using System.IO; using System.Collections.Generic; namespace No666 { public class Program { void Solve(StreamScanner ss, StreamWriter sw) { //--------------------------------- sw.WriteLine(ss.Next(ModInt.Parse) * ss.Next(ModInt.Parse)); //--------------------------------- } static void Main() { var ss = new StreamScanner(new StreamReader(Console.OpenStandardInput())); var sw = new StreamWriter(Console.OpenStandardOutput()) {AutoFlush = false}; new Program().Solve(ss, sw); sw.Flush(); } static readonly Func String = s => s; } public struct ModInt { public static int Mod = 1000000007; readonly long value; public int Value { get { return (int)value; } } public ModInt Inverse { get { return GetInverse(); } } public ModInt(long value) { value %= Mod; this.value = value < 0 ? value + Mod : value; } ModInt GetInverse() { if (value == 0) throw new InvalidOperationException("value must NOT equal 0"); return Pow(Mod - 2); } public ModInt Square() { return this * this; } public ModInt Pow(long exp) { if (exp == 0) return 1; if (exp % 2 == 0) return Pow(exp / 2).Square(); return this * Pow(exp - 1); } public static ModInt Parse(string str) { return long.Parse(str); } public static implicit operator ModInt(long value) { return new ModInt(value); } public static ModInt operator +(ModInt left, ModInt right) { return left.value + right.value; } public static ModInt operator -(ModInt left, ModInt right) { return left.value - right.value; } public static ModInt operator *(ModInt left, ModInt right) { return left.value * right.value; } public static ModInt operator /(ModInt left, ModInt right) { return left * right.Inverse; } public override bool Equals(object obj) { if (!(obj is ModInt)) return false; return value == ((ModInt)obj).value; } public override int GetHashCode() { return value.GetHashCode(); } public override string ToString() { return value.ToString(); } } public class StreamScanner { static readonly char[] Sep = {' '}; readonly Queue buffer = new Queue(); readonly TextReader textReader; public StreamScanner(TextReader textReader) { this.textReader = textReader; } public T Next(Func parser) { if (buffer.Count != 0) return parser(buffer.Dequeue()); var nextStrings = textReader.ReadLine().Split(Sep, StringSplitOptions.RemoveEmptyEntries); foreach (var nextString in nextStrings) buffer.Enqueue(nextString); return Next(parser); } } }