【超级趋势】dema+tradeview上非常热门的策略，成功率据说可达86%的策略，
用的是两个指标的组合，
一个是DEMA双重指数，一个是超级趋势，
把源码扒出来改成了通达信。
大概用法是日线红线金叉绿线而且超级趋势也向上的时候，
K线有向上箭头，配合交易量开始做多，
卖出以30分钟出现绿K线卖出，变回红K线继续买入，
直到30分钟红线死叉绿线。
X_1:=144;
X_2:=169;
DEMAA:2*EMA(CLOSE,144)-EMA(EMA(CLOSE,144),144),COLORRED;
DEMAB:2*EMA(CLOSE,169)-EMA(EMA(CLOSE,169),169),COLORGREEN;
DRAWICON(CROSS(DEMAA,DEMAB),DEMAA,5);
X_3:=34;
X_4:=3;
X_5:=MAX(MAX(HIGH-LOW,ABS(REF(CLOSE,1)-HIGH)),ABS(REF(CLOSE,1)-LOW));
X_6:=EMA(X_5,X_3);
X_7:=(HIGH+LOW)/2;
X_8:=X_7+X_6*X_4;
X_9:=X_7-X_6*X_4;
X_10:=BARSLAST(CLOSE>=REF(LLV(X_7+X_6*1.4,3),1));
X_11:=BARSLAST(CLOSE<=REF(HHV(X_7-X_6*1.7,3),1));
X_12:=BARSLAST(CLOSE>=REF(HHV(X_7+EMA(X_5,X_3),3),1));
X_13:=HHV(X_7-X_6*1.5,X_12+1);
X_14:=COUNT(CROSS(X_13,CLOSE),3)>=1 AND X_11>X_10;
X_15:=CLOSE>X_13 AND X_11>X_10 OR (COUNT(CROSS(X_13,CLOSE),3)>=1 AND X_11>X_10);
IF(X_15>0,HHV((HIGH+LOW)/2-X_6*X_4,10),DRAWNULL),COLORRED;
IF(X_15=0,LLV((HIGH+LOW)/2+X_6*X_4,10),DRAWNULL),COLORGREEN;
B1:STICKLINE(X_15>0 AND HIGH>MAX(CLOSE,OPEN),HIGH,MAX(CLOSE,OPEN),0,0),COLORRED;
B2:STICKLINE(X_15>0 AND LOW<MIN(CLOSE,OPEN),LOW,MIN(CLOSE,OPEN),0,0),COLORRED;
B3:STICKLINE(X_15>0 AND CLOSE>=OPEN,CLOSE,OPEN,2,1),COLORRED;
B4:STICKLINE(X_15>0 AND CLOSE<=OPEN,CLOSE,OPEN,2,0),COLORRED;
X_16:=B1 OR B2 OR B3 OR B4;
S1:STICKLINE(X_15=0 AND HIGH>MAX(CLOSE,OPEN),HIGH,MAX(CLOSE,OPEN),0,0),COLORGREEN;
S2:STICKLINE(X_15=0 AND LOW<MIN(CLOSE,OPEN),LOW,MIN(CLOSE,OPEN),0,0),COLORGREEN;
S3:STICKLINE(X_15=0 AND CLOSE>=OPEN,CLOSE,OPEN,2,1),COLORGREEN;
S4:STICKLINE(X_15=0 AND CLOSE<=OPEN,CLOSE,OPEN,2,0),COLORGREEN;
XG:=S1 OR S2 OR S3 OR S4;
