From 7afce71b131067472d37edcf91a042505288d6a0 Mon Sep 17 00:00:00 2001
From: mazezen <mazezen24@gmail.com>
Date: Sun, 11 Oct 2026 02:23:46 +0800
Subject: [PATCH] fix: seed C array example randomness once across translations
 (#1910)

Co-authored-by: krahets <krahets@163.com>
---
 codes/c/chapter_array_and_linkedlist/array.c         | 3 +++
 en/codes/c/chapter_array_and_linkedlist/array.c      | 3 +++
 ja/codes/c/chapter_array_and_linkedlist/array.c      | 3 +++
 ru/codes/c/chapter_array_and_linkedlist/array.c      | 3 +++
 zh-hant/codes/c/chapter_array_and_linkedlist/array.c | 3 +++
 5 files changed, 15 insertions(+)

diff --git a/codes/c/chapter_array_and_linkedlist/array.c b/codes/c/chapter_array_and_linkedlist/array.c
index a826cbb32..9ffb29c26 100644
--- a/codes/c/chapter_array_and_linkedlist/array.c
+++ b/codes/c/chapter_array_and_linkedlist/array.c
@@ -70,6 +70,9 @@ int find(int *nums, int size, int target) {
 
 /* Driver Code */
 int main() {
+    /* 初始化随机种子（只需执行一次） */
+    srand((unsigned)time(NULL));
+
     /* 初始化数组 */
     int size = 5;
     int arr[5];
diff --git a/en/codes/c/chapter_array_and_linkedlist/array.c b/en/codes/c/chapter_array_and_linkedlist/array.c
index a79501aa9..269a528c1 100644
--- a/en/codes/c/chapter_array_and_linkedlist/array.c
+++ b/en/codes/c/chapter_array_and_linkedlist/array.c
@@ -70,6 +70,9 @@ int find(int *nums, int size, int target) {
 
 /* Driver Code */
 int main() {
+    /* Initialize the random seed once */
+    srand((unsigned)time(NULL));
+
     /* Initialize array */
     int size = 5;
     int arr[5];
diff --git a/ja/codes/c/chapter_array_and_linkedlist/array.c b/ja/codes/c/chapter_array_and_linkedlist/array.c
index 844a08386..46b056d69 100644
--- a/ja/codes/c/chapter_array_and_linkedlist/array.c
+++ b/ja/codes/c/chapter_array_and_linkedlist/array.c
@@ -70,6 +70,9 @@ int find(int *nums, int size, int target) {
 
 /* Driver Code */
 int main() {
+    /* 乱数のシードを一度だけ初期化する */
+    srand((unsigned)time(NULL));
+
     /* 配列を初期化 */
     int size = 5;
     int arr[5];
diff --git a/ru/codes/c/chapter_array_and_linkedlist/array.c b/ru/codes/c/chapter_array_and_linkedlist/array.c
index 4f26b5a76..cf3c4d9ef 100644
--- a/ru/codes/c/chapter_array_and_linkedlist/array.c
+++ b/ru/codes/c/chapter_array_and_linkedlist/array.c
@@ -70,6 +70,9 @@ int find(int *nums, int size, int target) {
 
 /* Driver Code */
 int main() {
+    /* Инициализировать генератор случайных чисел один раз */
+    srand((unsigned)time(NULL));
+
     /* Инициализация массива */
     int size = 5;
     int arr[5];
diff --git a/zh-hant/codes/c/chapter_array_and_linkedlist/array.c b/zh-hant/codes/c/chapter_array_and_linkedlist/array.c
index dc74b525c..0cba2f085 100644
--- a/zh-hant/codes/c/chapter_array_and_linkedlist/array.c
+++ b/zh-hant/codes/c/chapter_array_and_linkedlist/array.c
@@ -70,6 +70,9 @@ int find(int *nums, int size, int target) {
 
 /* Driver Code */
 int main() {
+    /* 初始化隨機種子（只需執行一次） */
+    srand((unsigned)time(NULL));
+
     /* 初始化陣列 */
     int size = 5;
     int arr[5];