import aocd

def solve(data):
    pairs = zip(*(map(sorted, zip(*(map(int, line.split()) for line in data.split('\n'))))))
    return sum(abs(a-b) for a,b in pairs)

if __name__ == '__main__':
    solution = solve(aocd.get_data(year=2024, day=1))

    print(solution)
    aocd.submit(solution, year=2024, day=1, part='a')