In C Language please. here's a source code where you can edit or find out what's wrong but please check the expected output on the photo #include int main() { // declaring a string char input[20]; //...

In C Language please. here's a source code where you can edit or find out what's wrong but please check the expected output on the photo

#include

int main()
{
    // declaring a string
    char input[20];


    // taking user input for string

    // printing a message
    printf("Enter a string: ");

    // storing user input in string called input
    scanf("%s", input);
    my_isupper(input);
    return 0;
}

    char *my_isupper(char *str)
    {
        int position = 0;
        while (*str != '\0')
        {

            if (97 <= *str="" &&="" *str=""><=>
            {
                *str = *str - 32;
            }
            position = position +1;
            str = str + 1 ;
        }

        str = str - index;
        return(str);


    }

Extracted text: 3. Capital of the Country by CodeChum Admin I'm a passionate tourist, touring to a lot of countries in the world. I want to go to the capitals of each of the countries since they say they're usually the best. Can you help me find where the capital is? Instructions: 1. Ask the user for a string input 2. From the string inputted, find the index of the capital letter. 3. For this problem, it is guaranteed that there is only 1 capital letter in the inputted string. 4. Hint: Use the isupper(char) function from the ctype.h library to check if a letter is capital or not. Input 1. Input string Output Enter string: Philippines