「✨」 feat(day3/4): forgot to push yesterday, yayy

2025/03/part1.py

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+import os
+
+#if (os.path.isfile("./input")):
+#    input = open("./input", "r").read()
+#else:
+input = "987654321111111\n811111111111119\n234234234234278\n818181911112111\n"
+
+r = 0
+for bat in input.split('\n'):
+    if (bat == ""):
+        break
+    for i in reversed(range(12)):
+        print(bat)
+        r += int(max(bat[:-i + 1])) * 10**i
+        bat = bat[bat.find(max(bat[:-i + 1])) + 1:] # i dont remember the code i did on this one, it's just weird code for part2 that doesnt work, sorryyyyyyyyyyyyyyyyyyyy
+
+print(r)

2025/03/part2.py

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+import os
+
+if (os.path.isfile("./input")):
+    input = open("./input", "r").read()
+else:
+    input = "987654321111111\n811111111111119\n234234234234278\n818181911112111\n"
+
+r = 0
+for bat in input.split('\n'):
+    if (bat == ""):
+        break
+    for i in reversed(range(12)):
+        m = max(bat[:(len(bat) if i == 0 else -i)])
+        r += int(m) * 10**i
+        bat = bat[bat.index(str(m)) + 1:]
+
+print(r)

2025/04/part1.py

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+import os
+
+if (os.path.isfile("./input")):
+    input = open("./input", "r").read()
+else:
+    input = "..@@.@@@@.\n@@@.@.@.@@\n@@@@@.@.@@\n@.@@@@..@.\n@@.@@@@.@@\n.@@@@@@@.@\n.@.@.@.@@@\n@.@@@.@@@@\n.@@@@@@@@.\n@.@.@@@.@."
+
+map = input.split('\n')
+if (map[-1] == ""):
+    map.pop()
+
+for i in range(len(map)):
+    map[i] = "." + map[i] + "."
+
+map.append("." * len(map[0]))
+map.insert(0, "." * len(map[0]))
+
+r = 0
+for y in range(len(map)):
+    for x in range(len(map[y])):
+        if map[y][x] == "@":
+            c = 0
+            if (map[y+1][x+1] == "@"):
+                c += 1
+            if (map[y+1][x] == "@"):
+                c += 1
+            if (map[y+1][x-1] == "@"):
+                c += 1
+            if (map[y][x+1] == "@"):
+                c += 1
+            if (map[y][x-1] == "@"):
+                c += 1
+            if (map[y-1][x+1] == "@"):
+                c += 1
+            if (map[y-1][x] == "@"):
+                c += 1
+            if (map[y-1][x-1] == "@"):
+                c += 1
+            if (c < 4):
+                r += 1
+
+print(r)

2025/04/part2.py

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+import os
+
+if (os.path.isfile("./input")):
+    input = open("./input", "r").read()
+else:
+    input = "..@@.@@@@.\n@@@.@.@.@@\n@@@@@.@.@@\n@.@@@@..@.\n@@.@@@@.@@\n.@@@@@@@.@\n.@.@.@.@@@\n@.@@@.@@@@\n.@@@@@@@@.\n@.@.@@@.@."
+
+map = input.split('\n')
+if (map[-1] == ""):
+    map.pop()
+
+for i in range(len(map)):
+    map[i] = list("." + map[i] + ".")
+
+map.append(list("." * len(map[0])))
+map.insert(0, list("." * len(map[0])))
+
+r = 0
+lastr = -1
+while (r != lastr):
+    lastr = r;
+    nmap = map;
+    for y in range(len(map)):
+        for x in range(len(map[y])):
+            if map[y][x] == "@":
+                c = 0
+                if (map[y+1][x+1] == "@"):
+                    c += 1
+                if (map[y+1][x] == "@"):
+                    c += 1
+                if (map[y+1][x-1] == "@"):
+                    c += 1
+                if (map[y][x+1] == "@"):
+                    c += 1
+                if (map[y][x-1] == "@"):
+                    c += 1
+                if (map[y-1][x+1] == "@"):
+                    c += 1
+                if (map[y-1][x] == "@"):
+                    c += 1
+                if (map[y-1][x-1] == "@"):
+                    c += 1
+                if (c < 4):
+                    r += 1
+                    nmap[y][x] = "."
+    map = nmap;
+
+print(r)