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YAPC::EU 2018 Glasgow Update!

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Ingy döt Net 2018-08-17 15:15:24 +01:00
parent 22f33d4004
commit 4e2d22a71d
1170 changed files with 15042 additions and 3047 deletions
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21
Task/Find-largest-left-truncatable-prime-in-a-given-base/Java/find-largest-left-truncatable-prime-in-a-given-base.java
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@ -35,8 +35,25 @@ class LeftTruncatablePrime
public static void main(String[] args)
{
int maxRadix = Integer.parseInt(args[0]);
int millerRabinCertainty = Integer.parseInt(args[1]);
if (args.length != 2) {
System.err.println("There must be exactly two command line arguments.");
return;
}
int maxRadix;
try {
maxRadix = Integer.parseInt(args[0]);
if (maxRadix < 3) throw new NumberFormatException();
} catch (NumberFormatException e) {
System.err.println("Radix must be an integer greater than 2.");
return;
}
int millerRabinCertainty;
try {
millerRabinCertainty = Integer.parseInt(args[1]);
} catch (NumberFormatException e) {
System.err.println("Miiller-Rabin Certainty must be an integer.");
return;
}
for (int radix = 3; radix <= maxRadix; radix++)
{
BigInteger largest = getLargestLeftTruncatablePrime(radix, millerRabinCertainty);