根据rsi来提示买卖 主要买入条件为RSI<20 提示买 
主要卖出条件为RSI>80 提示卖 
LC:=REF(CLOSE,1); 
RSI1:SMA(MAX(CLOSE-LC,0),N1,1)/SMA(ABS(CLOSE-LC),N1,1)*100; 
RSI2:SMA(MAX(CLOSE-LC,0),N2,1)/SMA(ABS(CLOSE-LC),N2,1)*100; 
RSI3:SMA(MAX(CLOSE-LC,0),N3,1)/SMA(ABS(CLOSE-LC),N3,1)*100; 
MA60:MA(C,60); 
MA5:MA(C,5); 
MA10:MA(C,10); 
MA20:MA(C,20); 
A:20; 
D:80; 
买:=RSI1<20 OR RSI1<80 AND C>REF(C,1)AND VOL<REF(VOL,1)AND MA60>REF(MA60,1) AND MA5>REF(MA5,1)AND MA10>REF(MA10,1)AND MA20>REF(MA20,1); 
DRAWTEXT(买,RSI1*0.5,'买'),COLOR0099FF; 
卖:=RSI1>80 AND VOL>REF(VOL,1); 
DRAWTEXT(卖,RSI1*1.09,'卖'),COLOR0099FF; 
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