From a7eeee2b5b20153e47a015ff6e8e8cb66d1424a8 Mon Sep 17 00:00:00 2001
From: Mohammed Vijahath <116938255+vizahat36@users.noreply.github.com>
Date: Thu, 22 Jan 2026 21:39:23 +0530
Subject: [PATCH] Fix: NumberFormatException with non-ASCII Unicode digits in
 MyAtoi (#7231)

Fix myAtoi handling of non-ASCII Unicode digits
---
 src/main/java/com/thealgorithms/strings/MyAtoi.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/thealgorithms/strings/MyAtoi.java b/src/main/java/com/thealgorithms/strings/MyAtoi.java
index 5a7c2ce53..92de4039a 100644
--- a/src/main/java/com/thealgorithms/strings/MyAtoi.java
+++ b/src/main/java/com/thealgorithms/strings/MyAtoi.java
@@ -45,7 +45,9 @@ public final class MyAtoi {
         int number = 0;
         while (index < length) {
             char ch = s.charAt(index);
-            if (!Character.isDigit(ch)) {
+
+            // Accept only ASCII digits
+            if (ch < '0' || ch > '9') {
                 break;
             }