values = (0, 300, 900, 2700, 6500, 14000, 23000, 34000,
        48000, 64000, 85000, 100000, 120000, 140000,
        165000, 195000, 225000, 265000, 305000, 335000)

my_xp = 37785

for i in range(len(values)):
    # i starts at 0 and len(values) = 20 so i will be 0-19.
    if i == len(values)-1:
        # We have reached the end of the tuple, meaning that the
        # character has reached max level.
        print(f'Level {i+1} (Max lvl)')

        # If any of the if statements evaluate to true, there is no need to continue.
        break
    elif my_xp == values[i]:
        print(f'Level {i+1} (1st)')

        # If any of the if statements evaluate to true, there is no need to continue.
        break
    elif my_xp > values[i] and my_xp < values[i+1]:
        print(f'Level {i+1} (2nd)')

        # If any of the if statements evaluate to true, there is no need to continue.
        break