selectsortrangerandom.mal

来自「一个内存数据库的源代码这是服务器端还有客户端」· MAL 代码 · 共 35 行

# The first reference case for fast cracking

include microbenchmark;
include crackers;

tuples:= 10000000;
values:= tuples;
tf:=0:lng;

bn:= microbenchmark.uniform(0@0,tuples,values);
t := alarm.usec();
b:= algebra.sort(bn);
t1:= alarm.usec();
m:=t1-t;
tf:=tf+m;
io.print(m);
bat.setReadMode(b);

n:=50;
barrier (go,i):= (true,0);
	low:int:= mmath.rand();
	low := low % values;
	hgh:int:= mmath.rand();
	hgh := hgh % values;
	redo go := low>hgh;
t := alarm.usec();
	c:=algebra.select(b,low,hgh,true,false);
t1:= alarm.usec();
m:=t1-t;
tf:=tf+m;
io.print(m);
	redo (go,i):= language.nextElement(1,n);
exit (go,i);
io.print("Total time without cracking but sorted:",tf);