PJC-0x02/main.c

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

void print_menu(){
    printf("\n[*] guess a number from 0 to 10\n");
    printf( "[*] press:\n"
            "\t1 to play\n"
            "\t2 to try again\n"
            "\t...or anything else to exit\n\n");
}

int lemmego(){
    printf("[*] you wished to go, quitting...\n");
    return EXIT_SUCCESS;
}

int get_rand(){
    int ar [10];

    for (int i = 0; i < 10; i++) {
        int dat_num = 1+ (rand() % 10);
        ar[i] = dat_num;
    }
    int r = ar[rand() % 10];
    return r;
}

int get_userguess(){
    int x = -1;
    int ok = -1;
    while( ok != 1){
        ok = scanf("%d", &x);
        if(ok == EOF){
            printf("[*] please, come on...\n");
        }
        if(ok == 0){
            while (fgetc(stdin) != '\n'){
            }
            printf("[*] give me a correct value\n");
            printf("[*] stop gibbering around\n    my guess >>> ");
        }
    }
    return x;
}

void compare_guess_with_reality(int userguess, int reality){
    if(userguess == reality){
        printf("[*] you won because you've got luck. try me next time!\n");
    }else if(userguess < reality){
        printf("[*] you lost!\n");
        printf("\thint: your guess was just a tad lower than the secret number\n");
    }else{
        printf("[*] you lost!\n");
        printf("[i] hint: your guess was just a tad higher than the secret number\n");
    }
}

void guess(){
    srand(time(0));
    int userchoice = -1;
    int nurand = -1;
    printf("\nwelcome to the guessing game\n");

    while (userchoice != 3){
        int userguess = -1;
        int ok = -1;

        print_menu();

        while(ok != 1){
            printf("[*] you >>> ");
            ok = scanf("%d", &userchoice);
            if(ok == EOF){
                printf("[*] please, come on...\n");
            }
            if(ok == 0){
                while (fgetc(stdin) != '\n'){
                }
                lemmego();
                return;
            }
        }

        switch( userchoice ) {
            case 1:
                nurand = get_rand();
                printf( "[?] what is your guess then? pick a number from 0 to 10\n" );
                printf("    my guess >>> ");

                userguess = get_userguess();
                compare_guess_with_reality(userguess, nurand);
                break;

            case 2:
                if(nurand == -1){
                    printf("[!] there wasn't a first time yet, mate...\n");
                    break;
                }
                printf("[*] guess again\n");
                printf( "[?] what is your guess then? pick a number from 0 to 10\n" );
                printf("    my guess >>> ");

                userguess = get_userguess();
                compare_guess_with_reality(userguess, nurand);
                break;

            default:
                userchoice = 3;
                lemmego();
        }
    }
}

void print_rand_bs(){
    printf("\n\n[*] printing rand\n");
    printf("seed\trand1\trand2\trand3\trand4\trand5\trand6\trand7\n");
    for (unsigned int i = 1; i < 6; i++){
        unsigned int seed = i;
        srand(seed);
        printf("%d\t", seed);
        for (int j = 0; j < 7; j++){
            printf("%d\t", rand() % 101);
        }
        printf("\n");
    }
}

int main()
{
    guess();
    print_rand_bs();
    return 0;
}