Bubble Sorting

 

       
//Sorting without using functions:
#include<iostream>
using namespace std;
int main()
{
	int size;
	int arr[20], temp, swap;
		cout << "Enter the size of array:";
	cin >> size;
	for (int i = 0; i < size; i++)
	{
		cout << "Enter the values of array:";
		cin >> arr[i];
	}
	for (int i = 1; i < size; i++)
	{
		swap = 0;
		for (int j = 0; j < (size-i); j++)
		{
			if (arr[j] < arr[j+1])
			{
				temp = arr[j];
				arr[j] = arr[j+1];
				arr[j + 1] = temp;
				swap = 1;
			}
		}
		if (swap == 0)
		{
			break;
		}
	}
	
	for (int i = 0; i < size; i++)
	{
		cout << "Array elements after selction is:";
		cout << arr[i] << endl;
	}
	getchar();
	getchar();
	return 0;
}

//Sorting with using function:
#include<iostream>
using namespace std;
void values(int arr[20], int);
const int size = 5;
int main()
{ 
	int arr[size];
	for (int i = 0; i < size; i++)
	{
		cout << "Enter the value for " << i + 0 << ":";
		cin >> arr[i];
	}
	values(arr, size);
	
	getchar();
	getchar();
	return 0;


}
void values(int arr[], int size)
{
	int temp, swap;
	for (int i = 1; i < size; i++)
	{
		swap = 0;
		for (int j = 0; j < size - i; j++)
		{
			if (arr[j] < arr[j + 1])
			{
				temp = arr[j];
				arr[j] = arr[j + 1];
				arr[j + 1] = temp;
				swap = 1;
			}
		}
		if (swap == 0)
			break;
	}
	for (int i = 0; i < size; i++)
	{
		cout << "Values in assending order are " << arr[i] << endl;
	}
}