date.c

#include <stdio.h>

int main(void)
{
    int month, day, year;

    // Standard date form
    printf("Enter date (mm/dd/yyyy): ");
    // Split the user input into 3 variables for the date
    // Don't worry about the `scanf()` below, you'll learn more about these later!
    scanf("%d /%d /%d", &month, &day, &year);

    // Print the month
    switch (month)
    {
    case 1:
        printf("January");
        break;
    case 2:
        printf("Febuary");
        break;
    case 3:
        printf("March");
        break;
    case 4:
        printf("April");
        break;
    case 5:
        printf("May");
        break;
    case 6:
        printf("June");
        break;
    case 7:
        printf("July");
        break;
    case 8:
        printf("August");
        break;
    case 9:
        printf("September");
        break;
    case 10:
        printf("October");
        break;
    case 11:
        printf("November");
        break;
    case 12:
        printf("December");
        break;
    default:
        printf("?");
    }

    // Print the day
    /* st: 1,21,31
       nd: 2,22
       rd: 3,23
       th: 4-10, 11-20, 24-30 */

    printf(" %d", day);

    // Print the suffix for a given day
    switch (day)
    {
    case 1:
    case 21:
    case 31:
        printf("st");
        break;
    case 2:
    case 22:
        printf("nd");
        break;
    case 3:
    case 23:
        printf("rd");
        break;
    default:
        printf("th");
    }

    // Print the year
    printf(", %d.\n", year);

    return 0;
}