oj.uz

Submission #475582

# Submission time Handle Problem Language Result Execution time Memory
475582 2021-09-23T04:41:24 Z ismoilov Xoractive (IZhO19_xoractive) C++14
6 / 100
 4 ms 328 KB 
#include<bits/stdc++.h>
#include "interactive.h"
using namespace std;

vector<int> guess(int n)
{
	if(n <= 14){
		vector <int> ans;
		for(int i = 1; i <= n; i ++)
			ans.push_back(ask(i));
		return ans;
	}
	
	
	int a = ask(1);
	map <int, int> s;
	for(int i = 0; i < 7; i ++){
		vector <int> x;
		for(int j = 1; j < n; j ++)
			if(j >> i & 1)
				x.push_back(j+1);
		vector <int> c = get_pairwise_xor(x);
		c.push_back(1);
		vector <int> c1 = get_pairwise_xor(x);
		map <int, int> g;
		for(int j : c)
			g[j] --;
		for(int j : c1)
			g[j] ++;
		for(auto it : g)
			if(it.second > 0)
				s[it.first^a] += (1<<i);
	}
	vector <int> ans(n);
	ans[0] = a;
	for(auto it : s)
		ans[it.second] = it.first;
	return ans;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 0 ms 200 KB Output is correct
4 Correct 0 ms 200 KB Output is correct

Subtask #2
0 / 94.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 328 KB Output is not correct
2 Halted 0 ms 0 KB -