网友求助:
	AA:EMA(CLOSE,8)-EMA(CLOSE,13),COLOR000000;
	BB:EMA(AA,3),COLOR000000;
	多空线:0,COLOR444444,LINETHICK3;
	A1:=EMA(EMA(CLOSE,7),2)-EMA(EMA(CLOSE,21),2);
	B1:=EMA((0.668*REF(A1,1)+0.333*A1),1);
	短多:IF(A1>=B1,A1,B1),LINETHICK2,COLORLIMAGENTA;
	短空:B1,LINETHICK2,COLORGREEN;
	LC:=REF(CLOSE,1);
	RSI1:=SMA(MAX(CLOSE-LC,0),2,1)/SMA(ABS(CLOSE-LC),2,1)*100;
	RSI2:=SMA(MAX(CLOSE-LC,0),3,1)/SMA(ABS(CLOSE-LC),3,1)*100;
	RSI3:=SMA(MAX(CLOSE-LC,0),4,1)/SMA(ABS(CLOSE-LC),4,1)*100;
	RSI4:=SMA(MAX(CLOSE-LC,0),5,1)/SMA(ABS(CLOSE-LC),5,1)*100;
	RSI5:=SMA(MAX(CLOSE-LC,0),6,1)/SMA(ABS(CLOSE-LC),6,1)*100;
	RSI6:=SMA(MAX(CLOSE-LC,0),7,1)/SMA(ABS(CLOSE-LC),7,1)*100;
	RSI7:=SMA(MAX(CLOSE-LC,0),8,1)/SMA(ABS(CLOSE-LC),8,1)*100;
	RSI8:=SMA(MAX(CLOSE-LC,0),9,1)/SMA(ABS(CLOSE-LC),9,1)*100;
	RSI9:=SMA(MAX(CLOSE-LC,0),10,1)/SMA(ABS(CLOSE-LC),10,1)*100;
	RSI10:=SMA(MAX(CLOSE-LC,0),11,1)/SMA(ABS(CLOSE-LC),11,1)*100;
	RSI11:=SMA(MAX(CLOSE-LC,0),12,1)/SMA(ABS(CLOSE-LC),12,1)*100;
	RSI12:=SMA(MAX(CLOSE-LC,0),13,1)/SMA(ABS(CLOSE-LC),13,1)*100;
	RSI13:=SMA(MAX(CLOSE-LC,0),14,1)/SMA(ABS(CLOSE-LC),14,1)*100;
	RSI14:=SMA(MAX(CLOSE-LC,0),15,1)/SMA(ABS(CLOSE-LC),15,1)*100;
	RSI15:=SMA(MAX(CLOSE-LC,0),16,1)/SMA(ABS(CLOSE-LC),16,1)*100;
	RSI16:=SMA(MAX(CLOSE-LC,0),17,1)/SMA(ABS(CLOSE-LC),17,1)*100;
	RSI17:=SMA(MAX(CLOSE-LC,0),18,1)/SMA(ABS(CLOSE-LC),18,1)*100;
	RSI18:=SMA(MAX(CLOSE-LC,0),19,1)/SMA(ABS(CLOSE-LC),19,1)*100;
	RSI19:=SMA(MAX(CLOSE-LC,0),20,1)/SMA(ABS(CLOSE-LC),20,1)*100;
	RSI21:=SMA(MAX(CLOSE-LC,0),21,1)/SMA(ABS(CLOSE-LC),21,1)*100;
	短线RSI:=(RSI1+RSI2+RSI3+RSI4+RSI5)/5,COLORWHITE;
	中线RSI:=(RSI6+ RSI7+ RSI8+ RSI9+ RSI10+ RSI11+ RSI12+ RSI13+ RSI14+ RSI15+ RSI16+ RSI17+ RSI18+ RSI19+ RSI21)/15,COLORYELLOW;
	A:=CROSS(短线RSI,中线RSI);
	B:=CROSS(中线RSI,短线RSI);
	DRAWICON(A,短空,1);
	DRAWICON(B,短空,2);
	解答如下:
	LC:=REF(CLOSE,1);
	RSI1:=SMA(MAX(CLOSE-LC,0),2,1)/SMA(ABS(CLOSE-LC),2,1)*100;
	RSI2:=SMA(MAX(CLOSE-LC,0),3,1)/SMA(ABS(CLOSE-LC),3,1)*100;
	RSI3:=SMA(MAX(CLOSE-LC,0),4,1)/SMA(ABS(CLOSE-LC),4,1)*100;
	RSI4:=SMA(MAX(CLOSE-LC,0),5,1)/SMA(ABS(CLOSE-LC),5,1)*100;
	RSI5:=SMA(MAX(CLOSE-LC,0),6,1)/SMA(ABS(CLOSE-LC),6,1)*100;
	RSI6:=SMA(MAX(CLOSE-LC,0),7,1)/SMA(ABS(CLOSE-LC),7,1)*100;
	RSI7:=SMA(MAX(CLOSE-LC,0),8,1)/SMA(ABS(CLOSE-LC),8,1)*100;
	RSI8:=SMA(MAX(CLOSE-LC,0),9,1)/SMA(ABS(CLOSE-LC),9,1)*100;
	RSI9:=SMA(MAX(CLOSE-LC,0),10,1)/SMA(ABS(CLOSE-LC),10,1)*100;
	RSI10:=SMA(MAX(CLOSE-LC,0),11,1)/SMA(ABS(CLOSE-LC),11,1)*100;
	RSI11:=SMA(MAX(CLOSE-LC,0),12,1)/SMA(ABS(CLOSE-LC),12,1)*100;
	RSI12:=SMA(MAX(CLOSE-LC,0),13,1)/SMA(ABS(CLOSE-LC),13,1)*100;
	RSI13:=SMA(MAX(CLOSE-LC,0),14,1)/SMA(ABS(CLOSE-LC),14,1)*100;
	RSI14:=SMA(MAX(CLOSE-LC,0),15,1)/SMA(ABS(CLOSE-LC),15,1)*100;
	RSI15:=SMA(MAX(CLOSE-LC,0),16,1)/SMA(ABS(CLOSE-LC),16,1)*100;
	RSI16:=SMA(MAX(CLOSE-LC,0),17,1)/SMA(ABS(CLOSE-LC),17,1)*100;
	RSI17:=SMA(MAX(CLOSE-LC,0),18,1)/SMA(ABS(CLOSE-LC),18,1)*100;
	RSI18:=SMA(MAX(CLOSE-LC,0),19,1)/SMA(ABS(CLOSE-LC),19,1)*100;
	RSI19:=SMA(MAX(CLOSE-LC,0),20,1)/SMA(ABS(CLOSE-LC),20,1)*100;
	RSI21:=SMA(MAX(CLOSE-LC,0),21,1)/SMA(ABS(CLOSE-LC),21,1)*100;
	短线RSI:=(RSI1+RSI2+RSI3+RSI4+RSI5)/5;
	中线RSI:=(RSI6+ RSI7+ RSI8+ RSI9+ RSI10+ RSI11+ RSI12+ RSI13+ RSI14+ RSI15+ RSI16+ RSI17+ RSI18+ RSI19+ RSI21)/15;
	CROSS(短线RSI,中线RSI);

 
       
       
      