【C语言】冒泡选择排序＋二分查找

void Sort_select(int a[], int n)
{
	int i, j, max_i, temp;
	for (i = 0; i < n - 1; i++)
	{
		max_i = i;
		for (j = i + 1; j < n; j++)
		{
			if (a[j] > a[max_i])
				max_i = j;
			if (max_i != i)
			{
				temp = a[max_i];
				a[max_i] = a[i];
				a[i] = temp;
			}
		}
	}
}
void Buble_select(int a[], int n)
{
	int i, j, temp;
	
	for (i = 0; i < n - 1; i++)
	{
		for (j = 0; j < n - 1 - i; j++)
		{
			if (a[j] > a[j + 1])
			{
				temp = a[j + 1];
				a[j + 1] = a[j];
				a[j] = temp;
			}
		}
	}
}

int BinSearch_(int a[], int n, int x)
{
	int left = 0, right = n - 1, mid, find_i = -1;

	while (left <= right && find_i == -1)
	{
		mid = (left + right) / 2;
		if (x > a[mid])
			left = mid + 1;
		else if (x < a[mid])
			right = mid - 1;
		else
			find_i = mid;
	}

	return find_i;//返回-1则无法找到
}