數組-條件求和(Code),數組條件求和code

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數組-條件求和(Code),數組條件求和code

static void Main(string[] args){    // Generate data    int arraySize;    int[] data;    Random rnd;    arraySize = 32768;    data = new int[arraySize];    rnd = new Random(0);    for (int c = 0; c < arraySize; ++c)        data[c] = rnd.Next(256);    // Test    long sum = 0;    CodeTimer.Time("unsorted array", 100000, () =>    {        for (int c = 0; c < arraySize; ++c)        {            if (data[c] >= 128)                sum += data[c];        }    });    Array.Sort(data);    sum = 0;    CodeTimer.Time("sorted array", 100000, () =>    {        for (int c = 0; c < arraySize; ++c)        {            if (data[c] >= 128)                sum += data[c];        }    });    Console.ReadKey();}

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