1 files changed, 8 insertions, 0 deletions

diff --git a/2022/04/b.rs b/2022/04/b.rs
new file mode 100644
index 0000000..2affb65
--- /dev/null
+++ b/2022/04/b.rs
@@ -0,0 +1,8 @@
+mod common;
+use common::*;
+
+fn main() {
+    let overlap = |a: (i64, i64), b: (i64, i64)|
+        (a.0 >= b.0 && a.0 <= b.1) || (b.0 >= a.0 && b.0 <= a.1);
+    println!("{}", count(overlap));
+}