Day 4

Author: chrispochwex

4.py

@@ -0,0 +1,155 @@
+import os
+
+
+#initial
+def validatePassport(pp):
+    if len(pp) < 7:
+        return False
+    fields = pp.keys()
+    if "byr" not in fields:
+        return False
+    if "iyr" not in fields:
+        return False
+    if "eyr" not in fields:
+        return False
+    if "hgt" not in fields:
+        return False
+    if "hcl" not in fields:
+        return False
+    if "ecl" not in fields:
+        return False
+    if "pid" not in fields:
+        return False
+    return True
+
+def makePassport(text):
+    pp = {}
+    for line in text:
+        line = line[:-1]
+        pairs = line.split(" ")
+        for pair in pairs:
+            (key, val) = pair.split(":")
+            pp[key] = val
+
+    return pp
+
+with open("4.txt") as file:
+    total = 0
+    valid = 0
+    invalid = 0
+
+    lines = file.readlines() 
+    text = []
+    for line in lines:
+        if len(line) < 2:
+            total = total + 1
+            pp = makePassport(text)
+            if validatePassport(pp):
+                valid = valid + 1
+            else:
+                invalid = invalid + 1
+            text = []
+        else:
+            text.append(line)
+    total = total + 1
+    pp = makePassport(text)
+    if validatePassport(pp):
+        valid = valid + 1
+    else:
+        invalid = invalid + 1
+
+    print(valid, invalid, total)
+
+#part2
+def validatePassport2(pp):
+    #print("------")
+    try:
+        if len(pp) < 7:
+            #print("too few")
+            return False
+        fields = pp.keys()
+        if "byr" not in fields or int(pp["byr"]) < 1920 or int(pp["byr"]) > 2002:
+            #print("byr")
+            #print(pp["byr"])
+            return False
+        if "iyr" not in fields or int(pp["iyr"]) < 2010 or int(pp["iyr"]) > 2020:
+            #print("iyr")
+            #print(pp["iyr"])
+            return False
+        if "eyr" not in fields or int(pp["eyr"]) < 2020 or int(pp["eyr"]) > 2030:
+            #print("eyr")
+            #print(pp["eyr"])
+            return False
+        if "hgt" not in fields:
+            #print("hgt")
+            return False
+        if pp["hgt"][-2:] == "cm":
+            #print("cm")
+            if int(pp["hgt"][:-2]) < 150 or int(pp["hgt"][:-2]) > 193:
+                #print("cm-bad")
+                #print(pp["hgt"])
+                return False
+        else:
+            if pp["hgt"][-2:] == "in":
+                #print("in")
+                if int(pp["hgt"][:-2]) < 59 or int(pp["hgt"][:-2]) > 76:
+                    #print("in-bad")
+                    #print(pp["hgt"])
+                    return False
+            else:
+                #print("hgt unit")
+                #print(pp["hgt"])
+                return False
+        if "hcl" not in fields or pp["hcl"][0] != "#" or len(pp["hcl"]) != 7 or int(pp["hcl"][1:], 16) < 0:
+            #print("hcl")
+            #print(pp["hcl"])
+            return False
+        if "ecl" not in fields or pp["ecl"] not in ["amb","blu","brn","gry","grn","hzl","oth"]:
+            #print("ecl")
+            #print(pp["ecl"])
+            return False
+        if "pid" not in fields or len(pp["pid"]) != 9 or int(pp["pid"]) < 0 or int(pp["pid"]) > 999999999:
+            #print("pid")
+            #print(pp["pid"])
+            return False
+        #print("*Valid")
+        #print("========")
+        #print(pp["pid"],len(pp["pid"]))
+        return True
+    except:
+        return False
+
+with open("4.txt") as file:
+    total = 0
+    valid = 0
+    invalid = 0
+
+    lines = file.readlines() 
+    text = []
+    for line in lines:
+        if len(line) < 2:
+            total = total + 1
+            #print("------" + str(total))
+            #print(text)
+            pp = makePassport(text)
+            result = validatePassport2(pp)
+            if result:
+                valid = valid + 1
+            else:
+                invalid = invalid + 1
+            #try:
+            #    print(str(total),pp["pid"],str(result), sep=",")
+            #except:
+            #    print(str(total), "missing", str(result), sep=",")
+            
+            text = []
+        else:
+            text.append(line)
+    total = total + 1
+    pp = makePassport(text)
+    if validatePassport2(pp):
+        valid = valid + 1
+    else:
+        invalid = invalid + 1
+
+    print(valid, invalid, total)