From 2d43be7f5cf8288773b8748b4caffa19997ebd37 Mon Sep 17 00:00:00 2001
From: Kevin Day <thekevinday@gmail.com>
Date: Sat, 13 Nov 2021 15:24:38 -0600
Subject: [PATCH] Bugfix: Base 10 was used in hexdigit for comparison,
 resulting in invalid number conversion.

Looks like I accidentally used based 10 numbers.
The 0x29 is supposed to be 0x2f (I was thinking 30-1 = 29, but in hex it is actually 2f).
---
 level_0/f_conversion/c/conversion.c  | 14 +++++++-------
 level_1/fl_conversion/c/conversion.c |  4 ++--
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/level_0/f_conversion/c/conversion.c b/level_0/f_conversion/c/conversion.c
index 72c180e..852a2a5 100644
--- a/level_0/f_conversion/c/conversion.c
+++ b/level_0/f_conversion/c/conversion.c
@@ -19,7 +19,7 @@ extern "C" {
 #ifndef _di_f_conversion_character_is_decimal_
   f_status_t f_conversion_character_is_decimal(const char character) {
 
-    if (character > 0x29 && character < 0x40) {
+    if (character > 0x2f && character < 0x3a) {
       return F_true;
     }
 
@@ -30,7 +30,7 @@ extern "C" {
 #ifndef _di_f_conversion_character_is_duodecimal_
   f_status_t f_conversion_character_is_duodecimal(const char character) {
 
-    if (character > 0x29 && character < 0x40) {
+    if (character > 0x2f && character < 0x3a) {
       return F_true;
     }
 
@@ -49,7 +49,7 @@ extern "C" {
 #ifndef _di_f_conversion_character_is_hexidecimal_
   f_status_t f_conversion_character_is_hexidecimal(const char character) {
 
-    if (character > 0x29 && character < 0x40) {
+    if (character > 0x2f && character < 0x3a) {
       return F_true;
     }
     else if (character > 0x40 && character < 0x47) {
@@ -66,7 +66,7 @@ extern "C" {
 #ifndef _di_f_conversion_character_is_octal_
   f_status_t f_conversion_character_is_octal(const char character) {
 
-    if (character > 0x29 && character < 0x38) {
+    if (character > 0x2f && character < 0x38) {
       return F_true;
     }
 
@@ -98,7 +98,7 @@ extern "C" {
       if (!number) return F_status_set_error(F_parameter);
     #endif // _di_level_0_parameter_checking_
 
-    if (character > 0x29 && character < 0x40) {
+    if (character > 0x2f && character < 0x3a) {
       *number = 0xf & character;
 
       return F_none;
@@ -114,7 +114,7 @@ extern "C" {
       if (!number) return F_status_set_error(F_parameter);
     #endif // _di_level_0_parameter_checking_
 
-    if (character > 0x29 && character < 0x40) {
+    if (character > 0x2f && character < 0x3a) {
       *number = 0xf & character;
 
       return F_none;
@@ -136,7 +136,7 @@ extern "C" {
       if (!number) return F_status_set_error(F_parameter);
     #endif // _di_level_0_parameter_checking_
 
-    if (character > 0x29 && character < 0x40) {
+    if (character > 0x2f && character < 0x3a) {
       *number = 0xf & character;
 
       return F_none;
diff --git a/level_1/fl_conversion/c/conversion.c b/level_1/fl_conversion/c/conversion.c
index 2533c94..52da4ef 100644
--- a/level_1/fl_conversion/c/conversion.c
+++ b/level_1/fl_conversion/c/conversion.c
@@ -196,7 +196,7 @@ extern "C" {
           *number = 0;
           return F_none;
         }
-        else if (string[j] > 0x29 && string[j] < 0x3a) {
+        else if (string[j] > 0x2f && string[j] < 0x3a) {
           mode = 10;
         }
         else if (string[j] == 0x78 || string[j] == 0x58) {
@@ -358,7 +358,7 @@ extern "C" {
           *number = 0;
           return F_none;
         }
-        else if (string[j] > 0x29 && string[j] < 0x3a) {
+        else if (string[j] > 0x2f && string[j] < 0x3a) {
           mode = 10;
         }
         else if (string[j] == 0x78 || string[j] == 0x58) {
-- 
1.8.3.1