01

01/01.py

@@ -0,0 +1,109 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+file = "./input.txt"
+ex1 = ["R2", "L3"]
+ex2 = ["R2", "R2", "R2"]
+ex3 = ["R5", "L5", "R5", "R3"]
+ex4 = ["R8", "R4", "R4", "R8"]
+
+from time import time
+start_time = time()
+
+def read_file(f:str) -> list:
+    out = []
+    input_file = open(f, "r")
+    for line in input_file:
+        line = line.strip()
+        if line == "":
+            continue
+        else:
+            line = line.replace(" ","").split(',')
+            out.extend(line)
+    input_file.close()
+    return out
+
+def check_position(pos:tuple[int, int]):
+    if pos in pos_list:
+        print(f'Solution P2: {abs(pos[0]) + abs(pos[1])}')
+        global part2
+        part2 = False
+    else:
+        pos_list.append(pos)
+
+
+def go(pos:tuple[int, int, str], steps:str) -> tuple[int, int, str]:
+    global part2
+    we, ns, direction = pos
+    step = int(steps[1:])
+    if direction == "N":
+        if steps[0] == "R":
+            direction = "E"
+            for _ in range(step):
+                we += 1
+                if part2:
+                    check_position((we,ns))
+        elif steps[0] == "L":
+            direction = "W"
+            for _ in range(step):
+                we -= 1
+                if part2:
+                    check_position((we,ns))
+    elif direction == "S":
+        if steps[0] == "R":
+            direction = "W"
+            for _ in range(step):
+                we -= 1
+                if part2:
+                    check_position((we,ns))
+        elif steps[0] == "L":
+            direction = "E"
+            for _ in range(step):
+                we += 1
+                if part2:
+                    check_position((we,ns))
+    elif direction == "W":
+        if steps[0] == "R":
+            direction = "N"
+            for _ in range(step):
+                ns += 1
+                if part2:
+                    check_position((we,ns))
+        elif steps[0] == "L":
+            direction = "S"
+            for _ in range(step):
+                ns -= 1
+                if part2:
+                    check_position((we,ns))
+    elif direction == "E":
+        if steps[0] == "R":
+            direction = "S"
+            for _ in range(step):
+                ns -= 1
+                if part2:
+                    check_position((we,ns))
+        elif steps[0] == "L":
+            direction = "N"
+            for _ in range(step):
+                ns += 1
+                if part2:
+                    check_position((we,ns))
+    return we, ns, direction
+
+if __name__ == "__main__":
+    position = (0,0,"N")
+    pos_list = [(0,0)]
+    part2 = True
+    input_list = read_file(file)
+    #input_list = ex1
+    #input_list = ex2
+    #input_list = ex3
+    # input_list = ex4
+    for elem in input_list:
+        position = go(position, elem)
+
+    solution = abs(position[0]) + abs(position[1])
+
+    # print(input_list)
+    print(f'Solution P1: {solution}')
+    print(f'Runtime: {time()-start_time:.2f} s')

01/input.txt

@@ -0,0 +1 @@
+L4, L3, R1, L4, R2, R2, L1, L2, R1, R1, L3, R5, L2, R5, L4, L3, R2, R2, L5, L1, R4, L1, R3, L3, R5, R2, L5, R2, R1, R1, L5, R1, L3, L2, L5, R4, R4, L2, L1, L1, R1, R1, L185, R4, L1, L1, R5, R1, L1, L3, L2, L1, R2, R2, R2, L1, L1, R4, R5, R53, L1, R1, R78, R3, R4, L1, R5, L1, L4, R3, R3, L3, L3, R191, R4, R1, L4, L1, R3, L1, L2, R3, R2, R4, R5, R5, L3, L5, R2, R3, L1, L1, L3, R1, R4, R1, R3, R4, R4, R4, R5, R2, L5, R1, R2, R5, L3, L4, R1, L5, R1, L4, L3, R5, R5, L3, L4, L4, R2, R2, L5, R3, R1, R2, R5, L5, L3, R4, L5, R5, L3, R1, L1, R4, R4, L3, R2, R5, R1, R2, L1, R4, R1, L3, L3, L5, R2, R5, L1, L4, R3, R3, L3, R2, L5, R1, R3, L3, R2, L1, R4, R3, L4, R5, L2, L2, R5, R1, R2, L4, L4, L5, R3, L4