init

lab2/util.hpp

@@ -0,0 +1,8 @@
+
+struct timer{
+    std::chrono::high_resolution_clock::time_point t1;
+    std::chrono::high_resolution_clock::time_point t2;
+    void start(){t1 = std::chrono::high_resolution_clock::now();}
+    void end(){t2 = std::chrono::high_resolution_clock::now();}
+    double duration(){ return std::chrono::duration_cast<std::chrono::microseconds>( t2 - t1 ).count();}
+};