initials.c

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


int main(void)
{
    // prompt user for name
    printf("What is your name? ");
    string s = get_string();
    if (s != NULL)
    {
        for (int i = 0; i < strlen[s]; i++)
    }
}