Merkkijono

#include <iostream>
#include <string>
#include <vector>
using namespace std;
int main()
{
	string jono = "";
	for (int x = 1; jono.length() <= 25000000; x++)
	{
		jono.append(to_string(x));
	}
	vector<int> q = {};
	int amount;
	cin >> amount;
	for (int x = 1; x <= amount; x++)
	{
		int temp;
		cin >> temp;
		q.push_back(temp);
	}
	for (int query : q)
	{
		if(query > 25000000)
		{
			cout << "2" << endl;
		}
		else
		{
		cout << jono[query - 1] << endl;
		}
	}
}

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: WRONG ANSWER

Test 5

Verdict: WRONG ANSWER

Test 6

Verdict: WRONG ANSWER

Test 7

Verdict: WRONG ANSWER

Test 8

Verdict: WRONG ANSWER

Test 9

Verdict: WRONG ANSWER

Test 10

Verdict: WRONG ANSWER