input = """\
199
200
208
210
200
207
240
269
260
263"""
# with open("2021/day01/data.txt") as input_fh:
# input = input_fh.read()
data = [int(item) for item in input.splitlines()]
diff_data = [d2 - d1 for d1, d2 in zip(data[:-1], data[1:])]
count_increment = sum(1 for d_d in diff_data if d_d > 0)
print(count_increment)
return_value = count_increment