public void GetBytes()
{
var lfss = new LocalFileSystemProvider.LocalFileSystemProviderSettings();
lfss.BasePath = @"c:\temp\LocalFileSystemProviderTestsDir\";
var lfs = new LocalFileSystemProvider(lfss);
VirtualFsHost.MountDrive("local", lfs);
var r = VDictionary.ReadAllBytes(@"local:\test.txt");
Assert.IsNotNull(r);
VirtualFsHost.UnMountDrive("local");
}
public static int GetNumOfSubArrays(int[] array, int k)
{
int sum = 0;
var dic = new VDictionary <int, int>();
dic[0] = 1;
int num = 0;
for (int i = 0; i < array.Length; i++)
{
sum += array[i];
num += dic[sum - k];
dic[sum]++;
}
return(num);
}
public static long GetNum(long[] array, int k)
{
var dic1 = new VDictionary <long, long>();
var dic2 = new VDictionary <long, long>();
dic1[0] = 1;
dic2[0] = 1;
long sum1 = 0;
long sum2 = 0;
long res = 0;
for (int i = 1; i < array.Length; i++)
{
if (i % 2 == 1)
{
sum1 += array[i] * array[i - 1];
res += dic1[sum1 - k];
dic1[sum1]++;
}
else
{
sum2 += array[i] * array[i - 1];
res += dic2[sum2 - k];
dic2[sum2]++;
}
}
sum1 = 0;
sum2 = 0;
dic1.Clear();
dic2.Clear();
dic1[0] = 1;
dic2[0] = 1;
if (array[0] == k)
{
res++;
}
if (array[1] == k)
{
res++;
}
for (int i = 2; i < array.Length; i++)
{
if (i % 2 == 1)
{
sum1 += array[i - 1] * array[i - 2];
dic1[sum1]++;
res += dic1[sum1 + array[i] - k];
}
else
{
sum2 += array[i - 1] * array[i - 2];
dic2[sum2]++;
res += dic2[sum2 + array[i] - k];
}
}
return(res);
}
