From d477611892ca2deef11ea930a3c3e2258872fde9 Mon Sep 17 00:00:00 2001
From: Michael Zhang <mail@mzhang.io>
Date: Sat, 25 Nov 2023 01:50:24 -0600
Subject: [PATCH] progress

---
 assignments/03/Makefile | 2 +-
 assignments/03/lpa.cpp  | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/assignments/03/Makefile b/assignments/03/Makefile
index 912753f..0834f17 100644
--- a/assignments/03/Makefile
+++ b/assignments/03/Makefile
@@ -1,6 +1,6 @@
 .PHONY: run clean
 
-CFLAGS += -g
+CFLAGS += -g -pg
 # CFLAGS += -DFMT_HEADER_ONLY -O3
 # LDFLAGS += $(shell pkg-config --libs fmt)
 
diff --git a/assignments/03/lpa.cpp b/assignments/03/lpa.cpp
index 1042a31..78f9262 100644
--- a/assignments/03/lpa.cpp
+++ b/assignments/03/lpa.cpp
@@ -224,8 +224,10 @@ int main(int argc, char **argv) {
   // STEP 5 TIMER STARTS HERE
   MPI_Barrier(MPI_COMM_WORLD);
   double step_5_start_time;
-  if (rank == 0)
+  if (rank == 0) {
   step_5_start_time = MPI_Wtime();
+    printf("STARTING STEP 5: %0.04fs\n", step_5_start_time - step_2_start_time);
+  }
 
 // The processes perform the transfers of non-local labels and  updates of
 // local labels until convergence.