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#include <conio.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <iostream>
#include <time.h>
struct my_time
{
struct my_time *next; // Указатель на следующий элемент
int day; // День
int month; // Месяц
int year; // Год
};
int rand_range(int param) // Функция генерации значений
{
int u = 0;
switch(param)
{
case 0: // День
u = 1 + (rand()*(int)(32-1)/RAND_MAX);
break;
case 1: // Месяц
u = 1 + (rand()*(int)(12-1)/RAND_MAX);
break;
case 2: // Год
u = 1990 + (rand()*(int)(2015-1990)/RAND_MAX);
break;
}
return u;
}
my_time* sort_new_list(my_time *head)
{
my_time *cpy = head, *tmp,*prev_i, *prev_j,*current,*pos;
prev_i = NULL;
for(my_time *i = cpy; i!=NULL;i=i->next)
{
prev_j = prev_i;
for(my_time *j = i->next;j!=NULL;j=j->next)
{
if(i->year > j->year)
{
if(i == head)
{
tmp = i->next;
i->next = j->next;
prev_j->next = i;
j->next = tmp;
i = j;
head = i;
pos = head;
//cpy = i;
}
else if (i != head)
{
tmp = i;
//prev_i->next = j;
i->next = j->next;
j->next = i;
pos->next = j;
pos = j;
i = j;
}
}
prev_j = j;
}
prev_i = i;
}
return head;
}
void sort_change_address(my_time *ph) // Сортировка c заменой адресов (не работает).
{
bool start = true;
my_time *current,*prevent,*endsort = NULL,*tmp;
while(start)
{
current = ph->next;
prevent = NULL;
start = false;
while (current && current->next)
{
if(current->year > current->next->year)
{
prevent->next = current->next;
current->next = current->next->next;
prevent->next->next = current;
start = true;
}
else if(current->year == current->next->year)
{
if(current->month > current->next->month)
{
prevent->next = current->next;
current->next = current->next->next;
prevent->next->next = current;
start = true;
}
else if(current->month == current->next->month)
{
if(current->day == current->next->day)
{
prevent->next = current->next;
current->next = current->next->next;
prevent->next->next = current;
start = true;
}
}
}
prevent = current;
current = current->next;
}
}
// Необходимо заменять первый и второй элемент между собой.
// Что является не эффективным.
/*my_time * first, *two, *three;
first = ph;
two = ph->next;
three = ph->next->next;
first->next = three;
two->next = first;
return two;*/
}
void print_struct(struct my_time *List) // Печать с днем недели
{
my_time *current = List;
struct tm *weekday = NULL;
char buffer[64];
while(current)
{
weekday = new tm;
weekday->tm_sec = 0;
weekday->tm_hour = 1;
weekday->tm_min = 0;
weekday->tm_mday = current->day;
weekday->tm_mon = current->month-1;
weekday->tm_year = (current->year-1900);
mktime(weekday);
if(strftime(buffer,sizeof(buffer),"%w",weekday)!=0)
{
if(strcmp(buffer,"0")==0)
{
printf("Date: %d-%d-%d is Sunday\n",current->day,current->month,current->year);
}
else if(strcmp(buffer,"1")==0)
{
printf("Date: %d-%d-%d is Monday\n",current->day,current->month,current->year);
}
else if(strcmp(buffer,"2")==0)
{
printf("Date: %d-%d-%d is Tuesday\n",current->day,current->month,current->year);
}
else if(strcmp(buffer,"3")==0)
{
printf("Date: %d-%d-%d is Wednesday\n",current->day,current->month,current->year);
}
else if(strcmp(buffer,"4")==0)
{
printf("Date: %d-%d-%d is Thursday\n",current->day,current->month,current->year);
}
else if(strcmp(buffer,"5")==0)
{
printf("Date: %d-%d-%d is Friday\n",current->day,current->month,current->year);
}
else if(strcmp(buffer,"6")==0)
{
printf("Date: %d-%d-%d is Saturday\n",current->day,current->month,current->year);
}
}
current = current->next;
}
delete weekday;
}
void add_new_struct(struct my_time **List) // Добавление структуры
{
my_time *add = new my_time;
printf("%s","\r\nSet date: ");
add->day = rand_range(0);
//scanf("%d",add->date);
printf("%s","\r\nSet Month: ");
add->month = rand_range(1);
//scanf("%d",add->month);
printf("%s","\r\nSet Year: ");
add->year = rand_range(2);
//scanf("%d",add->year);
add->next = *List;
*List = add;
}
int main()
{
my_time *ListData = NULL;
for(int i = 0 ; i < 5 ; i ++ )
{
add_new_struct(&ListData);
}
print_struct(ListData);
printf("SORT \r\n");
sort_change_address(ListData);
print_struct(ListData);
system("pause");
delete ListData;
return 0;
} |