تحديات برمجيةالتحدي الثاني - حل التمرين الثاني بلغة C

#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#define MAX_SIZE 1000

char * replaceAll(char * text, char * find, char * replacement)
{
    int textLen = strlen(text);
    int findLen = strlen(find);
    int replacementLen = strlen(replacement);
    
    char * newS = (char*)malloc(sizeof(MAX_SIZE) + 1);;
    bool found;
    int newSIndex = 0;
    int findIndex;
    
    if (textLen < findLen)
    {
        return text;
    }
    
    for (int i = 0; i < textLen;)
    {
        found = true;
        findIndex = 0;
        for (int j = i; j < i + findLen && j < textLen; j++)
        {
            if (text[j] != find[findIndex])
            {
                found = false;
            }
            findIndex++;
        }
        
        if (found == true)
        {
            for (int j = 0; j < replacementLen; j++)
            {
                newS[newSIndex] = replacement[j];            
                newSIndex++;
            }
            i += findLen;
        }
        else
        {
            newS[newSIndex] = text[i];            
            newSIndex++;
            i++;
        }
    }
    newS[newSIndex] = '\0';
    
    return newS;
}


void main() {
    
    char * text = "I like cats. I have one cat.";
    char * find = "cat";
    char * replacement = "dog";
    char * newS;
    
    printf("Before: %s \n", text);
    
    newS = replaceAll(text, find, replacement);

    printf("After:  %s \n", newS);
    
}

Before: I like cats. I have one cat.
After:  I like dogs. I have one dog.