Giving up, doing this year in Python

Initially wanted to try C++, but I have very little time, and wanted to
try going for the leaderboards once as well, so I'm settling with Python.

d01.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+
+# 99920044 instead of 2020 for bigboy
+# p1: 134283487359328
+# p2: 1655132197274893972
+
+from sys import argv
+
+i = [int(x) for x in open(argv[1])]
+
+for x in i:
+    for y in i:
+        if x+y == 2020:
+            print(x*y)
+            break
+    else:
+        continue
+    break
+
+for x in i:
+    for y in i:
+        for z in i:
+            if x+y+z == 2020:
+                print(x*y*z)
+                break
+        else:
+            continue
+        break
+    else:
+        continue
+    break

d01_input.txt

@@ -0,0 +1,200 @@
+1765
+1742
+1756
+1688
+1973
+1684
+1711
+1728
+1603
+1674
+1850
+1836
+1719
+1937
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+1792
+1800
+1899
+1806
+1699
+1685
+1793
+1647
+1429
+1751
+1722
+1887
+1968

d01_output.txt

@@ -0,0 +1,2 @@
+864864
+281473080

d02.py

@@ -0,0 +1,29 @@
+#!/usr/bin/env python3
+
+from sys import argv
+
+i = [x for x in open(argv[1])]
+
+ok = 0
+ok2 = 0
+
+for l in i:
+    req = l.split(": ")[0]
+    nums = req.split(" ")[0]
+    s = int(nums.split("-")[0])
+    e = int(nums.split("-")[1])
+    let = req.split(" ")[1]
+    pwd = l.split(": ")[1]
+
+    c = 0
+    for i, ch in enumerate(pwd):
+        if ch == let:
+            if i + 1 == s or i + 1 == e:
+                p2 += 1
+            c += 1
+    if c >= s and c <= e:
+        ok += 1
+    if (pwd[s-1] == let) ^ (pwd[e-1] == let):
+        ok2 += 1
+print(ok)
+print(ok2)

d02_output.txt

@@ -0,0 +1,2 @@
+454
+649

d03.py

@@ -0,0 +1,22 @@
+#!/usr/bin/env python3
+
+from sys import argv
+
+i = [x.strip() for x in open(argv[1])]
+
+h = len(i)
+w = len(i[0])
+
+def check(dx, dy):
+    x = 0
+    y = 0
+    ok = 0
+    while y < h:
+        if i[y][x%w] == "#":
+            ok += 1
+        x += dx
+        y += dy
+    return ok
+
+print(check(3,1))
+print(check(1,1)*check(3,1)*check(5,1)*check(7,1)*check(1,2))

d03_input.txt

@@ -0,0 +1,323 @@
+...........#..............##...
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d03_output.txt

@@ -0,0 +1,2 @@
+225
+1115775000

d04.py

@@ -0,0 +1,55 @@
+#!/usr/bin/env python3
+
+from sys import argv
+
+p = [{e.split(":")[0]: e.split(":")[1] for e in l.replace("\n", " ").split()} for l in open(argv[1]).read().split("\n\n")]
+
+fi = ["byr", "iyr", "eyr", "hgt", "hcl", "ecl", "pid"]
+
+ok = 0
+ok2 = 0
+for cp in p:
+    for cf in fi:
+        if cf not in cp:
+            break
+    else:
+        ok += 1
+
+        hgt_u = cp["hgt"][-2:]
+        try:
+            byr = int(cp["byr"])
+            iyr = int(cp["iyr"])
+            eyr = int(cp["eyr"])
+            hgt = int(cp["hgt"][:-2])
+            pid = int(cp["pid"])
+        except:
+            continue
+
+        if byr < 1920 or byr > 2002:
+            continue
+        if iyr < 2010 or iyr > 2020:
+            continue
+        if eyr < 2020 or eyr > 2030:
+            continue
+        if hgt_u == "cm":
+            if hgt < 150 or hgt > 193:
+                continue
+        elif hgt_u == "in":
+            if hgt < 59 or hgt > 76:
+                continue
+        else:
+            continue
+        if len(cp["hcl"]) != 7 or cp["hcl"][0] != '#':
+            continue
+        for c in cp["hcl"][1:]:
+            if c not in "0123456789abcdef":
+                continue
+        if cp["ecl"] not in ["amb","blu","brn","gry","grn","hzl","oth"]:
+            continue
+        if len(cp["pid"]) != 9:
+            continue
+
+        ok2 += 1
+
+print(ok)
+print(ok2)

d04_output.txt

@@ -0,0 +1,2 @@
+226
+160