c++之STL(12) STL 算法 - 最小值和最大值

min_element(b , e)

min_element(b , e, op)

max_element(b , e)

max_element(b , e, op)

//

op 是函数，函数对象，一元谓词

 

#include
#include
//
#include

bool absLess(int elem1, int elem2)
{
	return abs(elem1) < abs(elem2);
}
using namespace std;
int main()
{
	deque ideq;
	ideq.insert(ideq.end(), -12);

	for (int i = 2; i <= 8; i++)
	{
		ideq.insert(ideq.end(), i);
	}
	for (int i = -3; i <= 5; i++)
	{
		ideq.insert(ideq.end(), i);
	}
	for (deque::iterator iter = ideq.begin(); iter != ideq.end(); iter++)
	{
		cout << *iter << ' ';
	}
	cout << endl;
	deque::iterator result = min_element(ideq.begin(), ideq.end());
	cout << "最小值：" << *result << endl;
	cout << "最大值：" << *max_element(ideq.begin(), ideq.end()) << endl;
	cout << "绝对值最小值：" << *min_element(ideq.begin(), ideq.end(), absLess) << endl;
	cout << "绝对值最大值：" << *max_element(ideq.begin(), ideq.end(), absLess) << endl;
	//
	system("pause");
	return 0;
}