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Ingy döt Net 2023-07-22 21:42:12 -07:00
parent 9817d9b99b
commit 07c7092a52
140 changed files with 2712 additions and 241 deletions
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30
Task/Elementary-cellular-automaton-Random-number-generator/Java/elementary-cellular-automaton-random-number-generator.java Normal file
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@ -0,0 +1,30 @@
public class ElementaryCellularAutomatonRandomNumberGenerator {
public static void main(String[] aArgs) {
final int seed = 989898989;
evolve(seed, 30);
}
private static void evolve(int aState, int aRule) {
long state = aState;
for ( int i = 0; i <= 9; i++ ) {
int b = 0;
for ( int q = 7; q >= 0; q-- ) {
long stateCopy = state;
b |= ( stateCopy & 1 ) << q;
state = 0;
for ( int j = 0; j < BIT_COUNT; j++ ) {
long t = ( stateCopy >>> ( j - 1 ) ) | ( stateCopy << ( BIT_COUNT + 1 - j ) ) & 7;
if ( ( aRule & ( 1L << t ) ) != 0 ) {
state |= 1 << j;
}
}
}
System.out.print(" " + b);
}
System.out.println();
}
private static final int BIT_COUNT = 64;
}