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YAPC::EU 2018 Glasgow Update!

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This commit is contained in:
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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12
Task/Vampire-number/C++/vampire-number.cpp
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@ -13,12 +13,12 @@ bool isVampireNumber( long number, std::vector<std::pair<long, long> > & solutio
std::sort ( numberstring.begin( ) , numberstring.end( ) ) ;
int fanglength = numberstring.length( ) / 2 ;
long start = static_cast<long>( std::pow( 10 , fanglength - 1 ) ) ;
long end = start * 10 ;
for ( long i = start ; i < ( end - start ) / 2 ; i++ ) {
long end = sqrt(number) ;
for ( long i = start ; i <= end ; i++ ) {
if ( number % i == 0 ) {
long quotient = number / i ;
if ( ( i % 10 == 0 ) && ( quotient % 10 == 0 ) )
return false ;
continue ;
numberstream.str( "" ) ; //clear the number stream
numberstream << i << quotient ;
std::string divisorstring ( numberstream.str( ) ) ;
@ -45,11 +45,11 @@ int main( ) {
long end = start * 10 ;
for ( long num = start ; num < end ; num++ ) {
if ( isVampireNumber( num , solutions ) ) {
vampireNumbersFound++ ;
std::cout << vampireNumbersFound << " :" << num << " is a vampire number! These are the fangs:\n" ;
std::for_each( solutions.begin( ) , solutions.end( ) , printOut ) ;
std::cout << "\n_______________" << std::endl ;
solutions.clear( ) ;
vampireNumbersFound++ ;
solutions.clear( ) ;
if ( vampireNumbersFound == 25 )
break ;
}
@ -58,7 +58,7 @@ int main( ) {
}
std::vector<long> testnumbers ;
testnumbers.push_back( 16758243290880 ) ;
testnumbers.push_back( 2495901734865 ) ;
testnumbers.push_back( 24959017348650 ) ;
testnumbers.push_back( 14593825548650 ) ;
for ( std::vector<long>::const_iterator svl = testnumbers.begin( ) ;
svl != testnumbers.end( ) ; svl++ ) {

3
Task/Vampire-number/Ring/vampire-number.ring
View file

@ -1,7 +1,4 @@
# Project : Vampire number
# Date : 2018/02/01
# Author : Gal Zsolt [~ CalmoSoft ~]
# Email : <calmosoft@gmail.com>
for p = 10 to 127000
vampire(p)