oj.uz

Submission #521923

# Submission time Handle Problem Language Result Execution time Memory
521923 2022-02-03T12:59:34 Z dostigator Xoractive (IZhO19_xoractive) C++17
0 / 100
 4 ms 328 KB 
#include "interactive.h"
#include <bits/stdc++.h>
using namespace std;

vector<int> guess(int n) {
	vector <int> ans(n+2);
	int base=ask(1);
	ans[0]=base;
	map<int,int>res;
	for(int i=0; i<7; ++i){
        vector<int>v;
        int bad=1;
        for(int x=2; x<=n; ++x) if(x&(1<<i)) {v.push_back(x);bad=0;}
        if(bad) continue;
        vector<int>get=get_pairwise_xor(v);
        v.push_back(1);
        vector<int>GET=get_pairwise_xor(v);
        map<int,int>mp;
        for(int x:get) mp[x]++;
        for(int x:GET){
            mp[x]--;
            if(mp[x]==-1 && x!=0) res[x^base]|=(1<<i);
        }
	}
	for(auto [x,y]:res){
        ans[y-1]=x;
	}
	return ans;
}

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 200 KB Output is not correct
2 Halted 0 ms 0 KB -

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 -