ocheredi

#include <iostream>

typedef struct Node
{
    int value;
    struct Node* next;
} Spisok;

int getSize() {
    int ind;
    int size;
    int flag;
    do {
        do {
            rewind(stdin);
            printf("Enter the size of the list\n");
            ind = scanf_s("%d", &size);
            if (ind != 1) {
                printf("Incorrect input!!!\n");
            }
        } while (ind != 1);
        if ((size > 20) || (size < 1))
        {
            printf("Enter the size between 1 and 20");
            flag = 1;
        }
        else {
            flag = 0;
        }
    } while (flag == 1);
    return size;
}

int getNumber(int i) {
    int ind;
    int num;
    int flag;
    do {
        do {
            rewind(stdin);
            printf("Enter element number %d: ", i + 1, "\n");
            ind = scanf_s("%d", &num);
            if (ind != 1) {
                printf("Incorrect input!!!\n");
            }
        } while (ind != 1);
        if ((num > 50) || (num < -50))
        {
            printf("Enter the number, which is higher than -50 and lower than 50\n");
            flag = 1;
        }
        else {
            flag = 0;
        }
    } while (flag == 1);
    return num;
}

Spisok* create(int data)
{
    Spisok* tmp = (Spisok*)malloc(sizeof(Spisok));
    tmp->value = data;
    tmp->next = NULL;
    return(tmp);
}

void add_element_end(int data, Spisok* head)
{
    Spisok* tmp = (Spisok*)malloc(sizeof(Spisok));
    tmp->value = data;
    tmp->next = NULL;
    Spisok* p = head;
    while (p->next != NULL)
        p = p->next;
    p->next = tmp;
}

Spisok* remove_all(Spisok* head)
{
    while (head != NULL)
    {
        Spisok* p = head;
        head = head->next;
        free(p);
    }
    return NULL;
}


void outputList(Spisok* tmp) {
    while (tmp != NULL)
    {
        printf("%d ", tmp->value);
        tmp = tmp->next;
    }
}

int main() {
    int size = 0;
    int num = 0;
    size = getSize();
    num = getNumber(0);
    Spisok* myList = create(num);
    for (int i = 1; i < size; i++) {
        num = getNumber(i);
        add_element_end(num, myList);
    }
    outputList(myList);
    remove_all(myList);
    printf("\n\n\n\n%d", 13 - 23 % 13);
    return 1;
}