#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define N 2
#define SIZE 20
typedef struct
{
	char car_type[SIZE];
	int car_number;
	float car_weight;
}car;
car carinfo[N];
car *sortinfo;

typedef struct
{
	int parking[N];
	int enterenc[N];
	int top;

}stack;
typedef struct
{
	car carinfo[N];
	stack st;
}intel_parking;
intel_parking israel;
void sortcarinfo(car item[], int n);
void getinfo(car info[], int n);
void pushparkstack(car item[], int n);
int pop(car item2[], int n);
void main()
{

	int temp;
	getinfo(carinfo, N);
	sortcarinfo(carinfo, N);
	pushparkstack(carinfo, N-1);
	temp = pop(carinfo, 0);
}
void getinfo(car info[], int n)
{

	int i, len;
	printf("Enter details about the cars that allowed to park:\n");
	for (i = 0; i < n; i++)
	{
		do{
			_flushall();
			printf("Enter type of the car:\n");
			gets(info[i].car_type);

		} while (len = strlen(info[i].car_type) >= 20);

		do{
			_flushall();
			printf("Enter car number (MUST BE A NUMBER ASSEMBLED BY 7 DIGITS):\n");
			scanf("%d", &info[i].car_number);

		} while (info[i].car_number<1000000 || info[i].car_number>9999999);

		do{
			_flushall();
			printf("Enter a car weight (in tons one tons and heigher):\n");
			scanf("%f", &info[i].car_weight);

		} while (info[i].car_weight<1.0);

	}

}
void pushparkstack(car item[],int n) {
	israel.st.top++;
	israel.st.parking[israel.st.top] = item[n].car_weight;
}
int pop(car item2[], int n) {
	int item;
	item = item2[n].car_number;
	israel.st.parking[israel.st.top];
	israel.st.top--;

	return (item);
}

void sortcarinfo(car item[], int n)
{
	int i, j;
	car *sortinfo = (car *)malloc(1*sizeof(car));
	if (!sortinfo)
	{
		printf("error\n");
		exit(1);
	}
	for (i = 0; i < n; i++)
	{
		for (j = 0; j < n - j - 1; j++)
		{
			if (item[j].car_weight > item[j + 1].car_weight)
			{

				sortinfo[0].car_weight = item[j].car_weight;
				sortinfo[0].car_number = item[j].car_number;
				strcpy(sortinfo[0].car_type,item[j].car_type);
				item[j].car_weight = item[j+1].car_weight;
				item[j].car_number = item[j+1].car_number;
				strcpy(item[j].car_type,item[j+1].car_type);
				item[j+1].car_weight = sortinfo[0].car_weight;
				item[j+1].car_number = sortinfo[0].car_number;
				strcpy(item[j+1].car_type,sortinfo[0].car_type);


			}
		}
	}
	free(sortinfo);

}

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define N 2
#define SIZE 20
typedef struct
{
	char car_type[SIZE];
	int car_number;
	float car_weight;
}car;
car carinfo[N];
car *sortinfo;

typedef struct
{
	int parking[N];
	int enterenc[N];
	int top;

}stack;
typedef struct
{
	car carinfo[N];
	stack st;
}intel_parking;
intel_parking israel;
void sortcarinfo(car item[], int n);
void getinfo(car info[], int n);
void pushparkstack(car item[], int n);
int pop(car item2[], int n);
void main()
{

	int temp;
	getinfo(carinfo, N);
	sortcarinfo(carinfo, N);
	pushparkstack(carinfo, N-1);
	temp = pop(carinfo, 0);
}
void getinfo(car info[], int n)
{

	int i, len;
	printf("Enter details about the cars that allowed to park:\n");
	for (i = 0; i < n; i++)
	{
		do{
			_flushall();
			printf("Enter type of the car:\n");
			gets(info[i].car_type);

		} while (len = strlen(info[i].car_type) >= 20);

		do{
			_flushall();
			printf("Enter car number (MUST BE A NUMBER ASSEMBLED BY 7 DIGITS):\n");
			scanf("%d", &info[i].car_number);

		} while (info[i].car_number<1000000 || info[i].car_number>9999999);

		do{
			_flushall();
			printf("Enter a car weight (in tons one tons and heigher):\n");
			scanf("%f", &info[i].car_weight);

		} while (info[i].car_weight<1.0);

	}

}
void pushparkstack(car item[],int n) {
	israel.st.top++;
	israel.st.parking[israel.st.top] = item[n].car_weight;
}
int pop(car item2[], int n) {
	int item;
	item = item2[n].car_number;
	israel.st.parking[israel.st.top];
	israel.st.top--;

	return (item);
}

void sortcarinfo(car item[], int n)
{
	int i, j;
	car *sortinfo = (car *)malloc(1*sizeof(car));
	if (!sortinfo)
	{
		printf("error\n");
		exit(1);
	}
	for (i = 0; i < n; i++)
	{
		for (j = 0; j < n - j - 1; j++)
		{
			if (item[j].car_weight > item[j + 1].car_weight)
			{

				sortinfo[0].car_weight = item[j].car_weight;
				sortinfo[0].car_number = item[j].car_number;
				strcpy(sortinfo[0].car_type,item[j].car_type);
				item[j].car_weight = item[j+1].car_weight;
				item[j].car_number = item[j+1].car_number;
				strcpy(item[j].car_type,item[j+1].car_type);
				item[j+1].car_weight = sortinfo[0].car_weight;
				item[j+1].car_number = sortinfo[0].car_number;
				strcpy(item[j+1].car_type,sortinfo[0].car_type);


			}
		}
	}
	free(sortinfo);

}