Lowest:=DYNAINFO(6),NODRAW; Highest:=DYNAINFO(5),NODRAW; Yesterday’s close:=DYNAINFO(3),NODRAW; Open:=DYNAINFO(4),NODRAW; MA30: =EMA(CLOSE,30); Strength:EMA(CLOSE,900); H1:=MAX(yesterday's closing, the highest),NODRAW; L1:=MIN(yesterday's closing, the lowest); P1:=H1-L1; Resistance :L1+P1*7/8,COLORYELLOW; support:L1+P1*0.5/8,COLORYELLOW; current price:CLOSE,COLORWHITE,LINETHICK1; STICKLINE(CROSS(support,current price),support,resistance,1,0),COLORYELLOW ; DRAWTEXT(LONGCROSS(Support, current price, 2), Support*1.001,'★B'),COLORYELLOW;{Suck}; DRAWTEXT(LONGCROSS(Current price, resistance, 2),Current price,'★S'),COLORRED;{ Throw}; (tested)