Started out with PE 090, but it's pretty hard

projecteuler/090/src/main.rs

@@ -0,0 +1,10 @@
+use std::time::Instant;
+
+fn main() {
+    println!("Hello, this is Patrick!");
+    let now = Instant::now();
+    // We can't just loop through all possibilities because that would something in the order of
+    // (10*9*8*7*6*5)^2, which is a really big scary number
+
+    println!("Time passed: {:?}", Instant::now() - now);
+}