initials.c

#include <cs50.h>
#include <ctype.h>
#include <stdio.h>
#include <string.h>

int main(void)
{
    string name = get_string();
    // Check to ses if string is valid
    if (name != NULL)
    {
        // Find first character and capitalize
        int index = 0;
        while (name[index] == ' ')
        {
            index++;
        }
        printf("%c", toupper(name[index]));
        
        // Iterate through the rest of the string looking for spaces and printing next Letter
        for (int i = index + 1, n = strlen(name); i<n; i++)
        {
            if (name[i] == ' ' && name[i+1] != ' ' && name[i+1] != '\0')
            {
                printf("%c", toupper(name[i+1]));
            }
        }
        printf("\n");
    }
}