通达信红R买-绿M卖（30分钟）副图源码

CYS:(CLOSE-CYC13)/CYC13*100;
DRAWTEXT( ZXNH.ZXNH =1 AND CYS =-2,CYS,'R'),COLORRED;
DRAWTEXT( ZXNH.ZXNH =1 AND CYS 2,CYS,'M'),COLORGREEN;