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authorAleteoryx <alyx@aleteoryx.me>2024-12-01 04:15:38 -0500
committerAleteoryx <alyx@aleteoryx.me>2024-12-01 04:15:38 -0500
commit7b3e48d29d080d2cd9b57258f670c18f6fefc7aa (patch)
tree6ab125b5e8f1cf01c8941e5d8b6bc820b81364de /2023/rs
parentda56199bf47557114a167877301d1ea28010448d (diff)
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cleanup
Diffstat (limited to '2023/rs')
-rw-r--r--2023/rs/code/four/src/bin/maddie.rs34
1 files changed, 34 insertions, 0 deletions
diff --git a/2023/rs/code/four/src/bin/maddie.rs b/2023/rs/code/four/src/bin/maddie.rs
new file mode 100644
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--- /dev/null
+++ b/2023/rs/code/four/src/bin/maddie.rs
@@ -0,0 +1,34 @@
+use std::fs;
+
+fn main() {
+ let puzzle_input: String = fs::read_to_string("src/input.txt").expect("Failed to read file");
+ let mut total_points = 0;
+ let mut total_cards = 0;
+ let mut card_counts: Vec<i32> = vec![1;209];
+
+ for (i,line) in puzzle_input.lines().enumerate() {
+ let mut trim = line.split(":");
+ trim.next();
+ let mut nums = trim.next().unwrap().split("|");
+ let winning_nums = nums.next().unwrap().split(" ");
+ let player_nums = nums.next().unwrap().split(" ");
+ let mut winning_num_count = 0;
+
+ for num in player_nums {
+ for winning_num in winning_nums.clone() {
+ if num == winning_num && num != "" {
+ winning_num_count += 1;
+ }
+ }
+ }
+ if winning_num_count != 0 {
+ total_points += 1 << (winning_num_count-1);
+ }
+ for j in (i+1)..(i+winning_num_count+1) {
+ card_counts[j] += card_counts[i];
+ }
+ total_cards += card_counts[i];
+ }
+ println!("total points: {total_points}");
+ println!("total cards: {total_cards}");
+}