#include <stdio.h>
#include "myio.h"

unsigned char getSingleChar()
{
    unsigned char result = 'a';

    result = getchar();
    while(result != '\n' && getchar() != '\n') {}

    return result;
}

int getNumber(const char *text)
{
    int number = 0;
    int wasSuccessful = 0;

    do
    {
        printf("%s", text);
        wasSuccessful = scanf("%d", &number);
        while(getchar() != '\n') {} 
    } while(!wasSuccessful);

    return number;
}

double getDoubleNumber(const char *text)
{
    double number = 0;
    int wasSuccessful = 0;

    do
    {
        printf("%s", text);
        wasSuccessful = scanf("%lf", &number);
        while(getchar() != '\n') {} 
    } while(!wasSuccessful);

    return number;
}