27 lines
429 B
C#
27 lines
429 B
C#
using System;
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namespace Primes
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{
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class MainClass
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{
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public static int Main ()
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{
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const ulong max = 5;
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bool[] numbers = new bool[max];
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for (ulong i = 0; i < max; i++)
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numbers[i] = true;
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for (ulong j = 1; j < max; j++)
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for (ulong k = (j + 1) * 2; k < max; k += j + 1)
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numbers[k] = false;
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for (ulong i = 0; i < max; i++)
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if (numbers[i])
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Console.WriteLine (i + 1);
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return 0;
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}
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}
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}
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