public static void Main(string[] args) { Day1 day1 = new Day1(); day1.Run(); Day2 day2 = new Day2(); day2.Run(); Day3 day3 = new Day3(); day3.Run(); Day4 day4 = new Day4(); day4.Run(); Day5 day5 = new Day5(); day5.Run(); Day6 day6 = new Day6(); day6.Run(); Day7 day7 = new Day7(); day7.Run(); Day8 day8 = new Day8(); day8.Run(); Day9 day9 = new Day9(); day9.Run(); Day10 day10 = new Day10(); day10.Run(); Day11 day11 = new Day11(); day11.Run(); Day12 day12 = new Day12(); day12.Run(); Day13 day13 = new Day13(); day13.Run(); Day14 day14 = new Day14(); day14.Run(); Day15 day15 = new Day15(); day15.Run(); Day16 day16 = new Day16(); day16.Run(); Day17 day17 = new Day17(); day17.Run(); Day18 day18 = new Day18(); day18.Run(); Day19 day19 = new Day19(); day19.Run(); Day20 day20 = new Day20(); day20.Run(); Day21 day21 = new Day21(); day21.Run(); Day22 day22 = new Day22(); day22.Run(); Day23 day23 = new Day23(); day23.Run(); Day24 day24 = new Day24(); day24.Run(); Day25 day25 = new Day25(); day25.Run(); }