143241

def second_highest(num1,num2,num3):
    x = []
    if num1 > num2:
        x.append(num2)
        x.append(num1)
    else:
        x.append(num1)
        x.append(num2)

    if num3 > num1:
        x.append(num3)

    else:
        if num3>num2:
            x.insert(1,num3)

    return x[1]