日期:2014-05-20 浏览次数:21090 次
public class Test {
public static void main(String[] args) {
int[] a={1,4,8,11,15,18};
int[] b={2,5,9,12,13,16};
int[] c={3,6,7,10,14,17};
for(int i=0;i<100;i++){
int num=nextInt(i);
System.out.println(a[num/100%6]+","+b[(num/10)%10%6]+","+c[num%10%6]);
}
}
//以下方法作者为bigbug9002
private static int nextInt(int index){
if(index<0){
throw new IllegalArgumentException("num must be positive number.");
}
double x=Math.abs(Math.cos(Math.sqrt(2)*(index+1)));
double y=1.0*137/13/(index+1);
double z=17*index*index+29*index+67;
y=y-(int)y;
while(y*10<1) y*=10;
while(z>1) z/=7;
x=x*z+y;
String str=String.valueOf(x);
str=str.substring(2);
int start=index%13;
return Integer.parseInt(str.substring(start,start+3));
}
}