Here's the V5 version //@version=5 indicator("Trend Signal 2", overlay=true) RISK= input.int(title="RISK", defval=14) value10=3+RISK*2 value11=value10 x1=67+RISK x2=33-RISK Range(length) => var float sum = 0 for i = 1 to length-1 sum := sum + math.abs(high -low ) sum / length MRO1(length, Range) => ...