2022 7b solved

2022/3.py

@@ -2,14 +2,34 @@ lines = [i for i in open("input.txt", 'r').read().splitlines()]
 
 letters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
 sum = 0
+sum2 = 0
 
-for l in lines:
+for i in range(len(lines)):
+    l = lines[i]
     found = False
     for c in l[:int(len(l)/2)]:
         for d in l[int(len(l)/2):]:
             if c == d:
-                if not found:
-                    sum += letters.index(c)+1
-                    found = True
-
-print(sum)
+                sum += letters.index(c)+1
+                found = True
+                break
+        if found:
+            break
+                    
+    found = False
+    if i % 3 == 0:
+        for c in l:
+            for d in lines[i+1]:
+                if c == d:
+                    for e in lines[i+2]:
+                        if d == e:
+                            sum2 += letters.index(c)+1
+                            found = True
+                            break
+                if found:
+                    break
+            if found:
+                    break
+    
+print(sum)
+print(sum2)

2022/4.py

@@ -0,0 +1,18 @@
+pairs = [[[int(n) for n in m.split("-")] for m in l.split(",")] for l in open("input.txt", 'r').read().splitlines()]
+
+sum = 0
+sum2 = 0
+
+for p in pairs:
+    if p[0][0] <= p[1][0] and p[0][1] >= p[1][1]:
+        sum += 1
+    elif p[0][0] >= p[1][0] and p[0][1] <= p[1][1]:
+        sum += 1
+
+    if p[0][0] <= p[1][1] and p[0][1] >= p[1][0]:
+        sum2 += 1
+    elif p[1][0] <= p[0][1] and p[1][1] >= p[0][0]:
+        sum2 += 1
+
+print(sum)
+print(sum2)

2022/5.py

@@ -0,0 +1,30 @@
+from copy import deepcopy
+
+data = open("input.txt", 'r').read()
+
+stacks, instructions = data.split("\n\n")
+stacks = stacks.splitlines()
+instructions = [i.split(" ") for i in instructions.splitlines()]
+s = []
+
+for i in range(int(stacks[-1][-2])):
+    s.append([])
+    for j in range(len(stacks)-1):
+        crate = stacks[-j-2][i*4+1]
+        if crate != " ":
+            s[i].append(crate)
+
+s2 = deepcopy(s)
+
+for i in instructions:
+    destination = int(i[5])-1
+    origin = int(i[3])-1
+    quantity = int(i[1])
+    s2[destination] += s2[origin][-quantity:]
+    for j in range(quantity):
+        s[destination].append(s[origin].pop())
+        s2[origin].pop()
+    
+
+print("".join([t.pop() for t in s]))
+print("".join([t.pop() for t in s2]))

2022/6.py

@@ -0,0 +1,9 @@
+line = open("input.txt", 'r').read()
+
+def findFirstValidSequence(length):
+    for i in range(len(line)-length):
+        if len(set(line[i:i+length])) == length:
+            return(i+length)
+
+print(findFirstValidSequence(4))
+print(findFirstValidSequence(14))

2022/7.py

@@ -0,0 +1,36 @@
+lines = [[l.split(" ") for l in m.splitlines()] for m in open("input.txt", 'r').read().split("$ ")][1:]
+
+path = ["/"]
+sizes = {"/":0}
+sum = 0
+
+for l in lines:
+    if l[0][0] == "cd":
+        if l[0][1] == "/":
+            path = ["/"]
+        elif l[0][1] == "..":
+            path.pop()
+        else:
+            path.append(l[0][1]+"/")
+    elif l[0][0] == "ls":
+        for i in range(1,len(l)):
+            if l[i][0] == "dir":
+                sizes["".join(path) + l[i][1]+"/"] = 0
+            else:
+                sofar = ""
+                for p in path:
+                    sofar += p
+                    sizes[sofar] += int(l[i][0])
+
+min = sizes["/"] + 30000000 - 70000000
+smallest = sizes["/"]
+
+for s in sizes:
+    size = sizes[s]
+    if size <= 100000:
+        sum += size
+    if size >= min and  size < smallest:
+        smallest = size
+
+print(sum)
+print(smallest)

2023/2.py

@@ -0,0 +1,25 @@
+lines = [i for i in open("input.txt", 'r').read().splitlines()]
+
+sum = 0
+sum2 = 0
+
+for l in lines:
+    sets = [[j.split(" ") for j in i.split(', ')] for i in l.split(": ")[1].split('; ')]
+    highest = {}
+    valid = True
+    for set in sets:
+        for cubes in set:
+            cubes[0] = int(cubes[0])
+            if (cubes[1] == "red" and cubes[0] > 12) or (cubes[1] == "green" and cubes[0] > 13) or (cubes[1] == "blue" and cubes[0] > 14):
+                valid = False
+            if cubes[1] not in highest or cubes[0] > highest[cubes[1]]:
+                highest[cubes[1]] = cubes[0]
+    if valid:
+        sum += int(l.split(": ")[0].split(" ")[1])
+    add = 1
+    for h in highest:
+        add *= highest[h]
+    sum2 += add
+    
+print(sum)
+print(sum2)