#include <stdio.h>
#include <string.h>
#include <stdbool.h>

bool check_buffer_guard(char* current_value, char* correct_value){

    bool correct = true;

    for(int i = 0; i < strlen(correct_value); i++){
        if(current_value[i] != correct_value[i]){
            correct = false;
            break;
        }
    }
    return correct;

}

int main(){

    int a = 10;
    char c = 'X';
    char buffer_guard[] = "aj3fy67";
    char array[4];

    printf("please enter: \n");

    scanf("%s", array);

    if (false == check_buffer_guard(buffer_guard, "aj3fy67")){
        printf("buffer overflow detected, exiting...\n");
        return 0;
    }

    if (c == 'Y') {
        printf("well done!\n");
    } else {
        printf("try again!\n");
    }
    return 0;
}