//@version=4 study("Indikator Beli/Jual Akurat", shorttitle="IBJA", overlay=true) // Parameter RSI dan Bollinger Bands rsiPeriode = input(14, title="Periode RSI") rsiOverbought = input(70, title="RSI Overbought") rsiOversold = input(30, title="RSI Oversold") lengthBB = input(20, title="Panjang Bollinger Bands") multBB = input(2, title="Multiplier Bollinger...