#DoubleInsideDay
#hint: SCAN (only) for "double inside day" - next day look for the price to move big one way or another...
def lo = low;
def hi = high;
def vo = volume;

def s = if (hi[2] >= hi[1] and lo[2] <= lo[1]) and (hi[1] >= hi[0] and lo[1] <= lo[0])
and vo[2] >= vo[1] and vo[1] >= vo then 1 else 0;
plot signal = s within 1 bars;