일목균형표로 볼린저밴드를 만들다/차트 설정 및 조건검색식 https://youtu.be/AXis1oCA_BQ 수식1(고가) s1=(highest(high,9)+lowest(low,9))/2; s2=(highest(high,20)+lowest(low,20))/2; s3=(highest(high,26)+lowest(low,26))/2; s4=(highest(high,52)+lowest(low,52))/2; max(s1,s2,s3,s4) 수식2(저가) s1=(highest(high,9)+lowest(low,9))/2; s2=(highest(high,20)+lowest(low,20))/2; s3=(highest(high,26)+lowest(low,26))/2; s4=(highest(high,52)+l..