checkDayInWeek

#include <stdio.h>

int main()
{
    char dayInitial;

    printf("==DAY OF THE WEEK==\nEnter a character: ");
    scanf("%c", &dayInitial);

    if(dayInitial == 'm' || dayInitial == 'M') {
            printf("Monday\n");
    } else if (dayInitial == 't' || dayInitial == 'T') {
            printf("Tuesday\n");
            printf("Thursday\n");
    }else if (dayInitial == 'w' || dayInitial == 'W') {
            printf("Wednesday\n");
    }else if (dayInitial == 't' || dayInitial == 'T') {
            printf("Thursday\n");
    }else if (dayInitial == 'f' || dayInitial == 'F') {
            printf("Friday\n");
    }else if (dayInitial == 's' || dayInitial == 'S') {
            printf("Saturday\n");
            printf("Sunday\n");
    }else if (dayInitial == 's' || dayInitial == 'S') {
            printf("Sunday\n");
    } else {
        printf("Incorrect day entered!\n");
    }

    return 0;
}