[C++] 백준 2798 블랙잭

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

int main()
{
	ios::sync_with_stdio(false);

	vector<int> card;
	int n, m, temp, sumValue = 0, result = 0;

	cin >> n >> m;

	for (int i = 0; i < n; i++)
	{
		cin >> temp;
		card.push_back(temp);
	}

	for (int i = 0; i < n; i++)
	{
		for (int j = i + 1; j < n; j++)
		{
			for (int k = j + 1; k < n; k++)
			{
				sumValue = card[i] + card[j] + card[k];
				if (sumValue <= m)
					result = max(result, sumValue);
			}
		}
	}

	cout << result;

	return 0;
}

 

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