day 4

Author: erning

README.md

@@ -14,4 +14,8 @@ Part Two: 729
 --- Day 3: Toboggan Trajectory ---
 Part One: 223
 Part Two: 3517401300
+
+--- Day 4: Passport Processing ---
+Part One: 190
+Part Two: 121
 ```

inputs/04-example.txt

@@ -0,0 +1,13 @@
+ecl:gry pid:860033327 eyr:2020 hcl:#fffffd
+byr:1937 iyr:2017 cid:147 hgt:183cm
+
+iyr:2013 ecl:amb cid:350 eyr:2023 pid:028048884
+hcl:#cfa07d byr:1929
+
+hcl:#ae17e1 iyr:2013
+eyr:2024
+ecl:brn pid:760753108 byr:1931
+hgt:179cm
+
+hcl:#cfa07d eyr:2025 pid:166559648
+iyr:2011 ecl:brn hgt:59in