#include <iostream>

#include <algorithm>

#include <vector>

using namespace std;

class Solution {

public:

vector<int> twoSum(vector<int>& nums, int target) {

vector<int> result;

int nums_size = nums.size();

for(auto i = 0; i < (nums_size - 1); i++)

{

for(auto j = i+1; j < nums_size; j++)

{

if((nums[i] + nums[j]) == target)

{

result.push_back(i);

result.push_back(j);

break;

}

}

}

return result;

};

};

int main(void)

{

Solution solution;

std::vector<int> nums = {-3,4,3,90};

std::vector<int> result;

int target = 0;

result = solution.twoSum(nums,target);

for(auto& itr : result)

{

std::cout << itr << " ";

}

std::cout << std::endl;

return 0;

}