day6

1 files changed, 29 insertions, 0 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);
+}