Submission #845527

#	Time	Username	Problem	Language	Result	Execution time	Memory
845527		vjudge1	Konstrukcija (COCI20_konstrukcija)	C++17	0 / 110	1 ms	600 KiB

Main

#include <bits/stdc++.h>
#define pb push_back
#define int int64_t
using namespace std;

constexpr static int MXLOG = 63;

int32_t main()
{
	int k;
	cin >> k;
	vector<int> v;
	vector<array<int, 2>> e;
	int nxt = 1;
	for (int i = 1; i <= 4; i++)
		e.pb({0, nxt++});
	v.pb(nxt-1);
	for (int i = 1; i < MXLOG; i++)
	{
		for (int j = 0; j < 4; j++)
			for (int l = 2; l <= 4; l++)
				e.pb({nxt-l, nxt+j});
		nxt+=3;
		v.pb(nxt++);
	}
	for (int i = 0; i < 2; i++)
	{
		e.pb({nxt-1, nxt});
		nxt++;
	}
	while (k != 0)
	{
		cout << k << "\n";
		int i = 63 - __builtin_clzll(abs(k));
		int s = -1;
		if (i&1)
			s = 1;
		if (s == (abs(k) / k))
		{
			k -= (1<<i) * s;
			e.pb({v[i], nxt-1});
		}
		else
		{
			k += (1<<(i+1)) * s;
			e.pb({v[i+1], nxt-1});
		}
	}
	nxt++;
	cout << nxt << " " << e.size() << "\n";
	for (auto [a, b] : e)
		cout << (a+1) << " " << (b+1) << "\n";
}

• Subtask 1: 0 / 15
• Subtask 2: 0 / 15
• Subtask 3: 0 / 20
• Subtask 4: 0 / 60