check_number_scanf

#include <stdio.h>
#include <stdlib.h>

int clean_stdin()
{
    while (getchar()!='\n');
    return 1;
}

int main(void)
{
    int rows =0;
    char c;
    do
    {
        printf("\nEnter an integer: ");

    } while (((scanf("%d%c", &rows, &c)!=2 || c!='\n') && clean_stdin()));

    return 0;
}