From 778460c809806cbb8d14b7368c17a5bd9fe49d3f Mon Sep 17 00:00:00 2001
From: Wirgiliusz <kamx98@gmail.com>
Date: Mon, 6 Nov 2023 00:43:41 +0100
Subject: [PATCH] Update 0007-reverse-integer.c with proper solution

---
 c/0007-reverse-integer.c | 28 ++++++++++++++++++----------
 1 file changed, 18 insertions(+), 10 deletions(-)

diff --git a/c/0007-reverse-integer.c b/c/0007-reverse-integer.c
index dba240155..3c1d8e4b0 100644
--- a/c/0007-reverse-integer.c
+++ b/c/0007-reverse-integer.c
@@ -1,12 +1,20 @@
-int reverse(int x) {
-    long reversed_num = 0;
-    while (x != 0) {
-        reversed_num = reversed_num * 10 + x % 10;
-        x /= 10;
+int reverse(int x){
+    int res = 0;
+
+    while (x) {
+        int digit = x % 10;
+        if ((res > INT_MAX / 10) || 
+        (res < INT_MIN / 10) || 
+        (res == INT_MAX / 10 && digit > INT_MAX  % 10) || 
+        (res == INT_MIN && digit > INT_MIN % 10)) {
+            return 0;
+        } else {
+            res *= 10;
+        }
+        res += digit;
+
+        x = x / 10;
     }
-    
-    if (reversed_num < INT_MIN || reversed_num > INT_MAX) 
-        return 0;
-    
-    return reversed_num;
+
+    return res;
 }
\ No newline at end of file