10001th prime: Difference between revisions

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 =={{header|C#|CSharp}}==
-<lang csharp>using System; using System.Text; // PRIMES russian DANILIN
+<lang csharp>using System; using System.Text; // PRIMEQ.cs
-namespace p10001 // 10001 104743
+namespace p10001 // 1 second  10001  104743
-{ class Program
+{ class Program // rextester.com/YXNR89875
-{ static void Main(string[] args)
+    { static void Main(string[] args)
-{ int max=10001; int n=0; int s=1; int j;
+        { int max=10001; int n=1; int p=1; int f; int j;
-while (n<=max)
+            while (n <= max)
-{ int f=0;
+            { f=0; j=2;
+                while (f < 1)
-for (j=2; j<Convert.ToInt32(Math.Pow(s,0.5)+1); j++)
+                { if (j >= Convert.ToInt32(Math.Pow(p,0.5)))
-{ if (s % j == 0) { f=1; } }
-if (f == 0) { n++; }
+                    { f=2; }
+                  if (p % j == 0) { f=1; }
-s++;
+                  j++;
-}
+                }
-Console.Write("{0} {1}", n-1,s-1);
+                if (f != 1) { n++; } // Console.WriteLine("{0} {1}", n, p);
-Console.ReadKey();
+                p++;
+            }
+            Console.Write("{0} {1}", n-1, p-1);
+            Console.ReadKey();
 }}}</lang>
 {{out}}