+"""Advent day 1, challenge 1
+
+Count the number of times the input number
+is higher than the previous one
+"""
+
+first = False
+prev_depth = None
+n_increased = 0
+with open("1_1_input.txt") as f:
+ for line in f:
+ depth = int(line)
+ if (prev_depth is not None
+ and depth > prev_depth):
+ n_increased += 1
+
+ prev_depth = depth
+
+print(n_increased)