Kolikot

input/code.cpp: In function 'int main()':
input/code.cpp:54:17: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
  system("PAUSE");
                 ^

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>

using namespace std;

vector<int> mahdolliset;

void x(int num, vector<int> numerot)
{
	for (size_t i = 0; i < numerot.size(); i++)
	{
		int luku = num + numerot[i];
		mahdolliset.push_back(luku);
		vector<int> b = numerot;
		b.erase(b.begin() + (find(b.begin(), b.end(), numerot[i]) - b.begin()));
		if (b.size() > 1)
			x(luku, b);
	}
}

int main()
{
	int count;
	cin >> count;

	vector<int> kolikot;
	while (count > 0)
	{
		int num;
		cin >> num;
		kolikot.push_back(num);
		mahdolliset.push_back(num);
		count--;
	}

	x(0, kolikot);

	std::sort(mahdolliset.begin(), mahdolliset.end());

	/*for (auto i = mahdolliset.begin(); i != mahdolliset.end(); ++i)
		std::cout << *i << ' ';
	cout << endl;*/

	int pienin = mahdolliset[mahdolliset.size() - 1] + 1;
	for (size_t i = mahdolliset[mahdolliset.size() - 1] + 1; i > 0; i--)
	{
		if (!(find(mahdolliset.begin(), mahdolliset.end(), i) != mahdolliset.end()))
			pienin = i;
	}

	cout << pienin << endl;
	system("PAUSE");
	return 0;
}

Test 1

Group: 1

Verdict: WRONG ANSWER

sh: 1: PAUSE: not found

Test 2

Group: 1

Verdict: ACCEPTED

sh: 1: PAUSE: not found

Test 3

Group: 1

Verdict: WRONG ANSWER

sh: 1: PAUSE: not found

Test 4

Group: 1

Verdict: ACCEPTED

sh: 1: PAUSE: not found

Test 5

Group: 1

Verdict: WRONG ANSWER

sh: 1: PAUSE: not found

Test 6

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 7

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 10

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 11

Group: 3

Verdict: RUNTIME ERROR

Test 12

Group: 3

Verdict: RUNTIME ERROR

Test 13

Group: 3

Verdict: RUNTIME ERROR

Test 14

Group: 3

Verdict: RUNTIME ERROR

Test 15

Group: 3

Verdict: RUNTIME ERROR

Test 16

Group: 3

Verdict: RUNTIME ERROR