From c4ecab412dd3a2fd961962fcd7d87c29a4f6ae3d Mon Sep 17 00:00:00 2001 From: tiennm99 Date: Sun, 30 Nov 2025 15:21:34 +0700 Subject: [PATCH] feat(ruby): 1a --- rb/1A.rb | 6 ++++++ 1 file changed, 6 insertions(+) create mode 100644 rb/1A.rb diff --git a/rb/1A.rb b/rb/1A.rb new file mode 100644 index 0000000..3816ab5 --- /dev/null +++ b/rb/1A.rb @@ -0,0 +1,6 @@ +n, m, a = gets.split.map(&:to_i) + +tiles_n = (n + a - 1) / a +tiles_m = (m + a - 1) / a + +puts tiles_n * tiles_m