Question

How to sort a vector into descending order in C++

Answer 1

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

using std::vector;
using std::cout;  
using std::endl;

int main()
{
	vector<char> vec{ 'a', 'd', 'f', 'c', 'q', 'b' };

	sort(vec.begin(), vec.end(), not2(std::less<char>()));

	vector<char>::iterator it;

	for (it = vec.begin(); it != vec.end(); it++)
		cout << *it << ' ';

	cout << endl;

	return 0;
}

/*
run:

q f d c b a

*/

 

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