Update src/main.rs

src/main.rs

@@ -9,7 +9,7 @@ use std::thread;
 // use std::sync::mpsc;
 use std::sync::{Arc, Barrier, RwLock};
 
-
+use std::time::{Duration, Instant};
 
 
 trait Stuff {
@@ -60,6 +60,7 @@ impl Iterator for Counter {
 }
 
 fn main() {
+    let start = Instant::now();
     let cpus: u8 = num_cpus::get() as u8;
     println!("{:?}", cpus);
 
@@ -85,5 +86,6 @@ fn main() {
         });
     }
     barrier.wait();
+    println!("Finding n = 10 took {:#?}", start.elapsed());
     return;
 }