millerrabinstatus.java

素性检测的Java程序

package numbercruncher.primeutils;

/**
 * The current status of the Miller-Rabin test.
 */
 public class MillerRabinStatus
 {
 	// Status codes
 	public static final int DONT_KNOW_YET        = 0;
 	public static final int DEFINITELY_COMPOSITE = 1;
 	public static final int PROBABLY_PRIME       = 2;
 	
 	/** random base */         int b;
 	/** shifted p-1 */         int k;
 	/** no. of right shifts */ int s;
 	/** counter */             int i;
 	/** modulo value */        int r;
 	/** status code */         int code;
 	
 	public int getB()      { return b; }
 	public int getK()      { return k; }
 	public int getS()      { return s; }
 	public int getIndex()  { return i; }
 	public int getValue()  { return r; }
 	public int getCode()   { return code; }
 }