From 9fda681c372df04aad96fd0b0525b942372397f2 Mon Sep 17 00:00:00 2001
From: Carl Pearson <carl.w.pearson@gmail.com>
Date: Thu, 3 Sep 2020 16:45:24 -0600
Subject: [PATCH] update pingpong example

---
 README.md        | 5 ++++-
 bin/pingpong.cpp | 3 ---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 57acf14..6cfe5ab 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,10 @@ Protoype C++11 MPI benchmark support library inspired by [google/benchmark](gith
 An example ping-pong benchmark (bin/pingpong.cpp)
 
 ```c++
+#include "bench/bench.hpp"
+
+#include <mpi.h>
+
 void pingpong(bench::State &state) {
 
   const int rank = bench::world_rank();
@@ -33,7 +37,6 @@ void pingpong(bench::State &state) {
 }
 
 int main(int argc, char **argv) {
-
   bench::init(argc, argv);
   bench::register_bench("pingpong", pingpong)->timing_root_rank()->no_iter_barrier();
   bench::run_benchmarks();
diff --git a/bin/pingpong.cpp b/bin/pingpong.cpp
index ae269f9..08166c9 100644
--- a/bin/pingpong.cpp
+++ b/bin/pingpong.cpp
@@ -2,8 +2,6 @@
 
 #include <mpi.h>
 
-#include <iostream>
-
 void pingpong(bench::State &state) {
 
   const int rank = bench::world_rank();
@@ -30,7 +28,6 @@ void pingpong(bench::State &state) {
 }
 
 int main(int argc, char **argv) {
-
   bench::init(argc, argv);
   bench::register_bench("pingpong", pingpong)->timing_root_rank()->no_iter_barrier();
   bench::run_benchmarks();