技術標籤：# 4.1 C++c++查詢演算法findfind_if

#include <functional>
#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

template <class T>
void FillValue(T& vect, int first, int last)
{
	if (last >= first)
	{
		for (int i = first; i <= last;
 
 ++i)
			vect.insert(vect.end(), i);
	}
	else
	{
		cout << " The indexes is error: last < first. " << endl;
	}
}

void print(int elem)
{
	cout << elem << " ";
}

void main()
{
	vector <int> myvector;
	FillValue(myvector, -3, 12);
	for_each(myvector.
 
begin(), myvector.end(), print);
	cout << endl;

	vector <int>::iterator pos1;
	pos1 = find(myvector.begin(), myvector.end(), 5);

	vector<int>::iterator pos2;
	pos2 = find_if(myvector.begin(), myvector.end(), bind2nd(greater<int>(), 3));
	
	cout << "第一個等於5的元素位置 :"
 
 << distance(myvector.begin(), pos1) + 1 << endl;
	cout << "第一個大於3的元素位置 :" << distance(myvector.begin(), pos2) + 1 << endl;
}