input:N(20,1,100),M1(3,2,40),M2(3,2,40);
RSV:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100-50;
K:SMA(RSV,M1,1),;
D:SMA(K,M2,1),;
K-d,COLORSTICK;
tj1:=BARSLAST(CROSS(-30,d));
tj2:=BARSLAST(CROSS(d,20));
tj3:=BARSLAST(CROSS(d,30));
tj4:=BARSLAST(CROSS(20,d));
高界:if(tj1<tj2,20,if(tj3<tj4,40,0));
上界:if(tj1<tj2,5,if(tj3<tj4,25,0));
下界:if(tj1<tj2,-25,if(tj3<tj4,-5,0));
低界:if(tj1<tj2,-40,if( tj3<tj4,-20,0));
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