Add executable file.

vicky/dec1/dec1.py

@@ -0,0 +1,50 @@
+#!/usr/bin/env python
+# coding: utf-8
+
+# # Puzzle 1 of AoC 2025
+# Author: Victoria Ramírez López 
+# 
+# Date: December 1, 2025
+
+# In[97]:
+
+
+# Import instruction file
+instructions = open('dummy_input.txt','r')
+
+
+# In[98]:
+
+
+# Calculate passcode
+dial_position = 50
+passcode = 0
+
+for instruction in instructions:
+    dial_position = rotate_dial(instruction, dial_position)
+    if dial_position == 0:
+        passcode = passcode + 1
+
+print(passcode)
+
+
+# In[89]:
+
+
+def rotate_dial(instruction = '', dial_position=50):
+    # This function rotates the dial based on the input from the set of instructions
+    # input: instruction = String
+    # output: dial_position
+
+    # Split the instruction into "direction" and "distance"
+    direction = instruction[0]
+    distance = int(instruction[1:])
+
+    # Calculate final position of the dial
+    if direction == 'R':
+        dial_position = (dial_position + distance) % 100
+    elif direction == 'L':
+        dial_position = (dial_position - distance) % 100
+
+    return dial_position
+