From be27d88ae57ab02d6e0161bd58b6ecdf2d3883ec Mon Sep 17 00:00:00 2001
From: Melroy Tellis <mel.tellis@gmail.com>
Date: Wed, 7 Jan 2026 01:15:47 +0530
Subject: [PATCH] Add missing include directive for time.h to the code for the
 reduce_stddev example

---
 tutorials/mpi-reduce-and-allreduce/code/reduce_stddev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tutorials/mpi-reduce-and-allreduce/code/reduce_stddev.c b/tutorials/mpi-reduce-and-allreduce/code/reduce_stddev.c
index 4560d37..72d2838 100644
--- a/tutorials/mpi-reduce-and-allreduce/code/reduce_stddev.c
+++ b/tutorials/mpi-reduce-and-allreduce/code/reduce_stddev.c
@@ -12,6 +12,7 @@
 #include <mpi.h>
 #include <math.h>
 #include <assert.h>
+#include <time.h>
 
 // Creates an array of random numbers. Each number has a value from 0 - 1
 float *create_rand_nums(int num_elements) {