From c9b6b9a5ca082fe7c1b6f58d7713f785a9eb6a5c Mon Sep 17 00:00:00 2001
From: Martial Simon <msimon_fr@hotmail.com>
Date: Mon, 15 Sep 2025 01:08:27 +0200
Subject: add: graphs et rushs

---
 graphs/piscine/str_revert/str_revert.c | 25 +++++++++++++++++++++++++
 graphs/piscine/str_revert/str_revert.h |  6 ++++++
 2 files changed, 31 insertions(+)
 create mode 100644 graphs/piscine/str_revert/str_revert.c
 create mode 100644 graphs/piscine/str_revert/str_revert.h

(limited to 'graphs/piscine/str_revert')

diff --git a/graphs/piscine/str_revert/str_revert.c b/graphs/piscine/str_revert/str_revert.c
new file mode 100644
index 0000000..31f7f3d
--- /dev/null
+++ b/graphs/piscine/str_revert/str_revert.c
@@ -0,0 +1,25 @@
+#include "str_revert.h"
+
+#include <stddef.h>
+
+void str_revert(char str[])
+{
+    if (*str == '\0')
+    {
+        return;
+    }
+
+    size_t len = 0;
+    for (; str[len]; len++)
+    {
+        continue;
+    }
+    len--;
+
+    for (size_t i = 0; i <= len / 2; i++)
+    {
+        char tmp = str[i];
+        str[i] = str[len - i];
+        str[len - i] = tmp;
+    }
+}
diff --git a/graphs/piscine/str_revert/str_revert.h b/graphs/piscine/str_revert/str_revert.h
new file mode 100644
index 0000000..daa23d4
--- /dev/null
+++ b/graphs/piscine/str_revert/str_revert.h
@@ -0,0 +1,6 @@
+#ifndef STR_REVERT_H
+#define STR_REVERT_H
+
+void str_revert(char str[]);
+
+#endif /* ! STR_REVERT_H */
-- 
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