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path: root/c/dataStructure/sorting/bubbleSort.c
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#include<stdio.h>
#include<stdlib.h>
#include<time.h>

#define SIZE 10

void swap(int * a, int * b)
{
	int tmp = *a;
	*a = *b;
	*b = tmp;
}

void generateRandom(int * arr, int n)
{
	time_t sr;
	srand(sr);

	for (int i = 0; i < n; i++)
		arr[i] = rand() % 100;
}

void bubbleSort(int * arr, int n)
{
	for (int i = 0; i < n; i++)
		for (int j = 0; j < n - 1 - i; j++)
			if (arr[j] > arr[j+1])
				swap(&arr[j],&arr[j+1]);
}

int main(void)
{
	int arr[SIZE];
	generateRandom(arr,SIZE);

	for (int i = 0; i < SIZE; i++)
		printf("%3d",arr[i]);
	putchar('\n');

	bubbleSort(arr,SIZE);

	for (int i = 0; i < SIZE; i++)
		printf("%3d",arr[i]);
	putchar('\n');

	return 0;
}