Submission #471781

#	Time	Username	Problem	Language	Result	Execution time	Memory
471781		nickmet2004	Xoractive (IZhO19_xoractive)	C++11	Compilation error	0 ms	0 KiB

Xoractive

#include<bits/stdc++.h>
#include "interactive.h"
using namespace std;

vector<int> guess(int n){
    int a = ask(1);
    map<int , int> T;
    for(int i = 0; i < 7; ++i){
        vector<int> x;
        for(int k = 1; k < n; ++k){
            if(k>>i&a)x.emplace_back(k + 1);
        }
        vector<int> X = get_pairwise_xor(x);
        x.push_back(1);
        vector<int> Y = get_pairwise_xor(x);
        map<int , int> A;
        for(int x : X) A[x]--;
        for(int x : Y) A[x] ++;
        for(auto x : A){
            if(x.second && x.first != 0) T[x.first ^ a] += (1<<i);
        }
    }
    vector<int> ans;
    ans.resize(n);
    ans[0] = a;
    for(auto x : T) ans[x.second] = x.first;
    return T;
}

Compilation message (stderr)

Xoractive.cpp: In function 'std::vector<int> guess(int)':
Xoractive.cpp:27:12: error: could not convert 'T' from 'std::map<int, int>' to 'std::vector<int>'
   27 |     return T;
      |            ^
      |            |
      |            std::map<int, int>