GetPaidMZOS

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


int randGenerate(long long int *year, long long int *month, int *day){
    // From [a, b]: rand() % (a + 1 - b) + b

    unsigned int max_year = 60000;
    int min_year = 3028;

    *year = rand() % (max_year + 1 - min_year) + min_year;

    int max_month = 13;
    int min_month = 1;
    *month = rand() % (max_month + 1 - min_month) + min_month;

    int max_day = 1200;
    int min_day = 50;
    *day = rand() % (max_day + 1 - min_day) + min_day;

    int rand_num = rand() % 2 - 1;
    return rand_num;
}

int main(void){

    long long int *ptr_month = NULL;
    long long int *ptr_year = NULL;
    int *ptr_day = NULL;

    int day = 0;
    long long int month = 0;
    long long int year = 0;

    ptr_year = &year;
    ptr_month = &month;
    ptr_day = &day;

    srand((unsigned)time(NULL));
    if(randGenerate(ptr_year, ptr_month, ptr_day)){
        printf("Your will get paid at: %lli/%lli/%d.\n", *ptr_year, *ptr_month, *ptr_day);
    }
    else{
        printf("You won't get paid!\n");
    }
    return 0;
}