diff --git a/day3.py b/day3.py
index 8156d6e..0e6fddc 100644
--- a/day3.py
+++ b/day3.py
@@ -12,6 +12,7 @@ def part_one(file):
 
 
 
+
     print(f"Part 1: {result}")
 
 part_one(file)
diff --git a/day4.py b/day4.py
new file mode 100644
index 0000000..3e52cdf
--- /dev/null
+++ b/day4.py
@@ -0,0 +1,84 @@
+day = "day4"
+file = f"inputs/{day}.txt"
+
+passp = ["byr","iyr","eyr","hgt","hcl","ecl","pid"] # "cid
+
+def part_one(file):
+    result = 0
+    input = open(file, "r")
+    input = input.read()
+    inputs = input.split("\n\n")
+
+    for item in inputs:
+        if(check(item)):
+            result += 1
+
+
+    print(f"Part 1: {result}")
+
+
+def check(item):
+    bool = True
+    for ps in passp:
+        if(ps in item):
+          continue
+        else:
+            bool = False
+            break
+    return bool
+part_one(file)
+
+
+def part_two(file):
+    result = 0
+    input = open(file, "r")
+    input = input.read().split("\n\n")
+
+    for line in input:
+        if line_check(line):
+            result += 1
+
+
+    print(f"Part 2: {result}")
+
+def line_check(line):
+    dict = {}
+    line = line.replace("\n", " ").split(" ")
+    bool = True
+    for code in line:
+        key_value = code.split(":")
+        dict[key_value[0]] = key_value[1]
+
+    while bool is not False:
+        if (int(dict["byr"]) >= 1920) and (int(dict["byr"]) <= 2020):
+            continue
+        elif (int(dict["iyr"]) >= 2010) and (int(dict["iyr"]) <= 2020):
+            continue
+        elif (int(dict["eyr"]) >= 2020) and (int(dict["eyr"]) <= 2030):
+            continue
+        elif ("cm" in dict["hgt"]) or ("in" in dict["hgt"]):
+            if("cm" in dict["hgt"]):
+                if (int(dict["hgt"]) >= 150) and (int(dict["hgt"]) <= 193):
+                    continue
+            elif ("in" in dict["hgt"]):
+                if (int(dict["hgt"]) >= 59) and (int(dict["hgt"]) <= 76):
+                    continue
+            else:
+                bool = False
+                break
+        elif (dict["hcl"][0] == '#') and (len(dict["hcl"]) == 6):
+            continue
+        elif dict["ecl"] == "amb" or dict["ecl"] == "blu" or dict["ecl"] == "brn" or dict["ecl"] == "gry" or dict["ecl"] == "grn" or dict["ecl"] == "hzl" or dict["ecl"] == "oth":
+            continue
+        elif dict["pid"].count() == 9:
+            continue
+        else:
+            bool = False
+            break
+
+    return bool
+
+
+
+
+part_two(file)
\ No newline at end of file
diff --git a/inputs/day4.txt b/inputs/day4.txt
index e69de29..e858cd0 100644
--- a/inputs/day4.txt
+++ b/inputs/day4.txt
@@ -0,0 +1,26 @@
+pid:087499704 hgt:74in ecl:grn iyr:2012 eyr:2030 byr:1980
+hcl:#623a2f
+
+eyr:2029 ecl:blu cid:129 byr:1989
+iyr:2014 pid:896056539 hcl:#a97842 hgt:165cm
+
+hcl:#888785
+hgt:164cm byr:2001 iyr:2015 cid:88
+pid:545766238 ecl:hzl
+eyr:2022
+
+iyr:2010 hgt:158cm hcl:#b6652a ecl:blu byr:1944 eyr:2021 pid:093154719
+
+eyr:1972 cid:100
+hcl:#18171d ecl:amb hgt:170 pid:186cm iyr:2018 byr:1926
+
+iyr:2019
+hcl:#602927 eyr:1967 hgt:170cm
+ecl:grn pid:012533040 byr:1946
+
+hcl:dab227 iyr:2012
+ecl:brn hgt:182cm pid:021572410 eyr:2020 byr:1992 cid:277
+
+hgt:59cm ecl:zzz
+eyr:2038 hcl:74454a iyr:2023
+pid:3556412378 byr:2007
\ No newline at end of file