initials.c

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

int main(void)
{
    string name;
    name = get_string("");

    //check first letter only
    //convert to uppercase as well
    if (isalpha(name[0]) != 0)
    {
        printf("%c", toupper(name[0]));
    }

    //find letters after a space
    //If I have a space,
    //then check if next char is a letter
    //If it is, print uppercase version of next letter
    for (int i=0; i<strlen(name); i++)
    {
        if (name[i] == ' ')
        {
            if (isalpha(name[i+1]) != 0)
            {
                printf("%c", toupper(name[i+1]));
            }
        }
    }
    printf("\n");
}