changing id from str to int and updating ids to follow previous ones
changing answer from int to str and adding starting "0" to 2 digit answers
add urls
note that the AIME 2025 answers contain only a single answer (the first one)
whereas the AIME 2021-2024 answers contain all of them… See the full description on the dataset page:
https://huggingface.co/datasets/allenai/aime-2022-2025.