Submission #731989

#	Time	Username	Problem	Language	Result	Execution time	Memory
731989		parsadox2	Permutation (APIO22_perm)	C++17	10 / 100	1 ms	340 KiB

perm

#include <bits/stdc++.h>
#define pb 		push_back
#define F		first
#define S 		second
#define debug(x)    cout << #x << "= " << x << ", "
#define ll 		long long
#define fast 		ios::sync_with_stdio(false), cin.tie(0),  cout.tie(0)
#define SZ(x)         (int) x.size()
#define wall 		cout << endl;
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
string inttostr(int x)
{
	int k = 1;
	while(k * 2 <= x)  k *= 2;
	string res;
	for(int i = k ; i > 0 ; i >>= 1)
	{
		if((x & i) != 0)  res.pb('1');
		else res.pb('0');
	}
	return res;
}
 
vector <int> construct_permutation(long long k)
{
	vector <int> res;
	if(k <= 90)
	{
		for(int i = k - 2 ; i >= 0 ; i--)  res.pb(i);
	}
	return res;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 90