#include <iostream>
#include <algorithm>
#include <functional>
#include <iterator>
using namespace std;
 
int main() {
	std::vector<int> vec;
	vec.push_back(6);
	vec.push_back(2);
	vec.push_back(9);
	vec.push_back(4);
	vec.push_back(7);
 
	std::replace_if(vec.begin(),vec.end(),std::bind2nd(std::less<int>(),5),5);
 
	std::copy(vec.begin(),vec.end(),std::ostream_iterator<int>(cout,", "));
 
	//std::transform(vec.begin(), vec.end(), vec.begin(), std::bind1st(std::max<int>(), 5));
}

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