Alphabetically compare 2 words. 0 if they're equal, 1 if the first one should come sooner else 2.

CompareAsciiWords.cpp

#include <iostream>

using namespace std;

char getVerChar(char target)
{
    if (target >= 97 && target <= 122)
    {
        return target - 32;
    }

    return target;
}

int compareNames(char name_1[20], char name_2[20])
{
    char char_from_1;
    char char_from_2;
    char char_from_1_ver;
    char char_from_2_ver;

    for (size_t i = 0; i < 20; i++)
    {
        char_from_1 = name_1[i];
        char_from_2 = name_2[i];
        char_from_1_ver = getVerChar(char_from_1);
        char_from_2_ver = getVerChar(char_from_2);

        if (char_from_1_ver == '\0')
        {
            if (char_from_2_ver == '\0')
            {
                return 0;
            }
            else
            {
                return 1;
            }
        }
        else if (char_from_2_ver == '\0')
        {
            if (char_from_1_ver == '\0')
            {
                return 0;
            }
            else
            {
                return 2;
            }
        }

        if (char_from_1_ver == char_from_2_ver)
        {
            if (char_from_1 == char_from_2)
                continue;
            else if (char_from_1 < char_from_2)
                return 1;
            else
                return 2;
        }
        else if (char_from_1_ver < char_from_2_ver)
        {
            return 1;
        }
        else
        {
            return 2;
        }
    }

    return 0;
}

int main()
{
    char name_1[20] = "Abcc";
    char name_2[20] = "Abca";

    // Returns 0 is they're same, 1 if first is lower else 2.
    cout << compareNames(name_1, name_2);
    // 2
}