From 13c95790e21ab23e290688e883e933b2851f7fa8 Mon Sep 17 00:00:00 2001
From: "sigonasr2, Sig, Sigo" <sigonasr2@gmail.com>
Date: Thu, 14 Jul 2022 17:14:55 +0000
Subject: [PATCH] Create isPalindrome() function. Also add in defines for
 boolean functionality.

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>
---
 current    | Bin 16784 -> 16816 bytes
 src/main.c |  22 +++++++++++++++++++---
 2 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/current b/current
index be53549957cdaab67bc759d020fb8a080ecf0275..20e5d6aaeaa3267ee9a3e49042045c62b45d5e7a 100755
GIT binary patch
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diff --git a/src/main.c b/src/main.c
index 9d223b5..289d852 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,6 +1,10 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+#define true 1
+#define false 0
+#define boolean char
+
 /*
 A palindromic number reads the same both ways. The largest palindrome made from the product of two 2-digit numbers is 9009 = 91 × 99.
 
@@ -32,17 +36,29 @@ struct String numberToString(int numb) {
     return str;
 }
 
+boolean isPalindrome(struct String numb) {
+    int offset=0;
+    while (offset<numb.length/2) {
+        //printf("Compare %c to %c\n",numb.str[offset],numb.str[numb.length-offset-1]);
+        if (numb.str[offset]!=numb.str[numb.length-offset-1]) {
+            return false;
+        }
+        offset++;
+    }
+    return true;
+}
+
 int main(int argc,char**argv) {
     int numb1=999;
     int numb2=999;
     int maxPal=0;
 
-    printf("%s : %d",numberToString(numb1*numb2).str,numberToString(numb1*numb2).length);
+    //printf("%s : %d",numberToString(numb1*numb2).str,numberToString(numb1*numb2).length);
 
-    /*
+    
     if (isPalindrome(numberToString(numb1*numb2))) {
         printf("%d is a Palindrome!",numb1*numb2);
-    }*/
+    }
 
     return 0;
 }
\ No newline at end of file