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-rw-r--r--src/day6pt1.rs29
-rw-r--r--src/day6pt2.rs23
-rw-r--r--src/main.rs4
3 files changed, 54 insertions, 2 deletions
diff --git a/src/day6pt1.rs b/src/day6pt1.rs
new file mode 100644
index 0000000..0ea45b7
--- /dev/null
+++ b/src/day6pt1.rs
@@ -0,0 +1,29 @@
+pub fn main() {
+ let txt = std::fs::read_to_string("./input/day6.txt").unwrap();
+ let lines: Vec<_> = txt
+ .lines()
+ .map(|s| {
+ s.split(":")
+ .collect::<Vec<_>>()
+ .get(1)
+ .unwrap()
+ .split(" ")
+ .filter(|&x| !x.is_empty())
+ .map(|r| r.parse::<u32>().unwrap())
+ .collect::<Vec<_>>()
+ })
+ .collect();
+
+ let mut p: u32 = 1;
+ for i in 0..lines[0].len() {
+ let mut sum: u32 = 0;
+ for j in 1..lines[0][i] {
+ if (lines[0][i] - j) * j > lines[1][i] {
+ sum += 1;
+ }
+ }
+ p *= sum;
+ }
+
+ println!("{:?}", p);
+}
diff --git a/src/day6pt2.rs b/src/day6pt2.rs
new file mode 100644
index 0000000..867bd49
--- /dev/null
+++ b/src/day6pt2.rs
@@ -0,0 +1,23 @@
+pub fn main() {
+ let txt = std::fs::read_to_string("./input/day6.txt").unwrap();
+ let lines: Vec<_> = txt
+ .lines()
+ .map(|s| {
+ s.split(":")
+ .collect::<Vec<_>>()
+ .get(1)
+ .unwrap()
+ .replace(" ", "")
+ })
+ .map(|s| s.parse::<u64>().unwrap())
+ .collect();
+
+ let mut sum: u64 = 0;
+ for j in 1..lines[0] {
+ if (lines[0] - j) * j > lines[1] {
+ sum += 1;
+ }
+ }
+
+ println!("{:?}", sum);
+}
diff --git a/src/main.rs b/src/main.rs
index b3ad2f6..1eae0ee 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,5 +1,5 @@
-mod day5pt2;
+mod day6pt2;
fn main() {
- day5pt2::main();
+ day6pt2::main();
}