#include <stdio.h>
int main(void)

{
    char F,C;

    printf("Do you have a Fever? y/nn");
    F = getchar();

    printf("Do you have a runny nose or cough? y/nn");
    C = getchar();


    printf("Here are the results you input:n");
    printf("Do you have a fever?");
    putchar(F);

    printf("nDo you have a runny nose or cough?");
    putchar(C);

    return 0;
}

printf("Do you have a Fever? y/nn");
F = getchar();
while((F = getchar()) != EOF & F != 'n') // This will eat up all other char other characters
    ;

printf("Do you have a runny nose or cough? y/nn");
C = getchar();
while((C = getchar()) != EOF & C != 'n')
    ;

#include <stdio.h>

int get_answer(void)
{
    int c;
    int answer = 0;
    while ((c = getchar()) != EOF && c != 'n')
    {
        if (answer == 0 && (c == 'y' || c == 'n'))  // Upper-case?
            answer = c;
        /* ?check for garbage here and complain? */
    }
    return answer;
}

int main(void)
{
    int F,C;
    char line[4096];

    printf("Do you have a Fever? y/nn");
    F = get_answer();

    printf("Do you have a runny nose or cough? y/nn");
    C = get_answer();


    printf("Here are the results you input:n");
    printf("Do you have a fever? %cn", F);
    printf("Do you have a runny nose or cough? %cn", C);

    return 0;
}

#include <stdio.h>
int main(void)

{
char F,C;

printf("Do you have a Fever? y/nn");
F = getchar();

getchar(); /* takes the enter key */

printf("Do you have a runny nose or cough? y/nn");
C = getchar();

getchar(); /* takes the enter key */

printf("Here are the results you input:n");
printf("Do you have a fever?");
putchar(F);

printf("nDo you have a runny nose or cough?");
putchar(C);

return 0;
}