C#4并行计算

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

 namespace ConsoleApp1
 {
     class Program
     {
         static void Main(string[] args)
         {
             Parallel.For(, ,
                 i => Console.WriteLine("The square of {0} is {1}", i, i * i));

             const int maxValues = ;
             int[] squares = new int[maxValues];

             Parallel.For(, maxValues,
                 i => squares[i] = i * i);

             for (var i = ; i < maxValues; i++)
             {
                 Console.WriteLine(squares[i]);
             }

             Console.WriteLine("==========================================");
             string[] words = new string[] { "We", "hold", "there", "to", "be", "self-evident" };

             Parallel.ForEach(words,
                 i => Console.WriteLine($"{i} has {i.Length}"));//和For的区别是：For需要索引号，ForEach不需要

             /*
             The square of 0 is 0
             The square of 6 is 36
             The square of 5 is 25
             The square of 1 is 1
             The square of 4 is 16
             The square of 13 is 169
             The square of 3 is 9
             The square of 11 is 121
             The square of 12 is 144
             The square of 14 is 196
             The square of 2 is 4
             The square of 8 is 64
             The square of 10 is 100
             The square of 9 is 81
             The square of 7 is 49
             0
             1
             4
             9
             16
             25
             36
             49
             64
             81
             100
             121
             144
             169
             196
             225
             256
             289
             324
             361
             400
             441
             484
             529
             576
             625
             676
             729
             784
             841
             900
             961
             1024
             1089
             1156
             1225
             1296
             1369
             1444
             1521
             1600
             1681
             1764
             1849
             1936
             2025
             2116
             2209
             2304
             2401
             ==========================================
             We has 2
             self-evident has 12
             to has 2
             there has 5
             hold has 4
             be has 2
             请按任意键继续. . .

                          */
         }
     }
 }