Update README.md

Author: terdner

DirectProgramming/DPC++/ParallelPatterns/dpc_reduce/README.md

@@ -66,12 +66,23 @@ There are no editable parameters for this sample.
 
 ### Example of Output
 Number of steps is 1000000
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 Cpu Seq calc:           PI =3.14 in 0.00348 seconds
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 Cpu TBB  calc:          PI =3.14 in 0.00178 seconds
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 dpstd native:           PI =3.14 in 0.191 seconds
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 dpstd native2:          PI =3.14 in 0.142 seconds
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 dpstd native3:          PI =3.14 in 0.002 seconds
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 dpstd native4:          PI =3.14 in 0.00234 seconds
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 dpstd two steps:        PI =3.14 in 0.00138 seconds
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 dpstd transform_reduce: PI =3.14 in 0.000442 seconds
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 success
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