Learn C - C continue

#include <stdio.h>
int main(void){
    int guess = 1;
    char response;
    //  ww w  .  j av  a 2s  .c o m
    printf("is your number %d?\n", guess);
    while ((response = getchar()) != 'y')     /* get response */
    {
        if (response == 'n')
            printf("Well, then, is it %d?\n", ++guess);
        else
            printf("Sorry, I understand only y or n.\n");
        while (getchar() != '\n')
            continue;                 /* skip rest of input line */
    }
   
    return 0;
}