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advent of code 2024 chiri solutions day 3
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| // part 1 | |
| input.matchAll(/mul\((\d{1,3}),(\d{1,3})\)/g) | |
| .map(([m, x, y]) => +x * +y) | |
| .reduce((t, c) => t + c, 0) | |
| // part 2 | |
| input.split(/don't\(\).*?($|do\(\))/gs) | |
| .flatMap(input => input.matchAll(/mul\((\d{1,3}),(\d{1,3})\)/g).toArray()) | |
| .map(([m, x, y]) => +x * +y) | |
| .reduce((t, c) => t + c, 0) |
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