Inversiot

input/code.cpp: In function 'int main()':
input/code.cpp:19:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(r + d[i].size() <= k)
                      ^
input/code.cpp:32:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int ii = 0; ii < d.size(); ii++)
                     ^
input/code.cpp:33:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int jj = 0; jj < d[i].size(); jj++)
                      ^

#include <deque>
#include <iostream>
#include <vector>

using namespace std;

int main()
{
	int n, k;
	cin >> n >> k;

	int i = 0, j = 1, r = 0;

	vector<deque<int>> d;
	d.push_back({});

	while(r < k && j <= n)
	{
		if(r + d[i].size() <= k)
		{
			r += d[i].size();
			d[i].push_front(j);
			j++;
		}
		else
		{
			i++;
			d.push_back({});
		}
	}

	for(int ii = 0; ii < d.size(); ii++)
		for(int jj = 0; jj < d[i].size(); jj++)
			cout << d[ii][jj] << " ";

	for(int ii = j; ii <= n; ii++)
		cout << ii << " ";
	cout << endl;
	
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: ACCEPTED

Test 4

Group: 1

Verdict: WRONG ANSWER

Test 5

Group: 1

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: ACCEPTED

Test 7

Group: 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: ACCEPTED

Test 9

Group: 2

Verdict: WRONG ANSWER

Test 10

Group: 2

Verdict: ACCEPTED

Test 11

Group: 3

Verdict: ACCEPTED

Test 12

Group: 3

Verdict: ACCEPTED

Test 13

Group: 3

Verdict: WRONG ANSWER

Test 14

Group: 3

Verdict: WRONG ANSWER

Test 15

Group: 3

Verdict: WRONG ANSWER