This is the solution to the Advent of Code 2025 day 1. The input data is the test data provided in the puzzle description. To use your own input data right-click on the input data list and select a text file containing your data. By default the arrow will rotate according to the sequence in the input data. To remove the arrow and get to the answer quicker press the 'Faster' button. Press the green button to calculate the solution.
