study(title="GTM - Team signal Buy/Sell", shorttitle="GTM - Team signal Buy/Sell", overlay=true) len = input(10, minval=1, title="Length") src = input(close, title="Source") out = ema(src, len)
bearish = cross(close,out) == 1 and close[1] > close bullish = cross(close,out) == 1 and close[1] < close