I got nerd sniped. My friend decided to do Advent of Code 2025 in COBOL because he's a massive nerd, but he stumbled at Day 1, Part 1.
So... I have now done AOC 2025 Day 1, Part 1 in COBOL*. I'll see if I can have a crack at P2 tomorrow.
*technically, gnucobol4 on WSL