#include <iostream>
#include <vector>
#include <bits/stdc++.h>
#include <string>


using namespace std;

vector<int> twoSum(vector<int> nums, int target)
{
	vector<int> result;

	for (unsigned long int i1 = 0; i1 < nums.size()-1; ++i1)
	{
		for (unsigned long int i2 = i1+1; i2 < nums.size(); ++i2 )
		{
			if (nums[i1] + nums[i2] == target)
			{
				result.push_back(i1);
				result.push_back(i2);

			}

			if (result.empty())
			result = {0};
			return result;
		}
	}
}

vector<int> splitBySpace(string str)
{
	vector<string> sresult;
	vector<int> result;
	string word = "";

	for (auto x : str)
	{
		if (x == ' ')
		{
			sresult.push_back(word);
			word = "";
		}
		else
		{
			word = word + x;
		}
	}

	for (string a : sresult)
	{
		result.push_back(stoi(a));
	}
	return result;
}

int main()
{
	vector<int> inputnums;
	int target;
	string input;

	cout << "Enter your integer numbers array: " << endl;
	cin >> input;
	cout << "Enter desired target: " << endl;
	cin >> target;

	vector<int> tmp = splitBySpace(input);
	vector<int> finalv = twoSum(tmp, target);
	for (int i : finalv)
		cout << i << endl;

	return 0;
}