Submission #471675

#TimeUsernameProblemLanguageResultExecution timeMemory
471675nickmet2004Xoractive (IZhO19_xoractive)C++11
0 / 100
4 ms328 KiB
#include<bits/stdc++.h> #include "interactive.h" using namespace std; vector<int> guess(int n){ int a = ask(1); vector<int> X , Y; map<int , int> Z; vector<int> ans; ans.resize(n); for(int i = 0; i< 7; ++i){ for(int k = 2; k <= n; ++k){ if(k>>i&1)X.emplace_back(k); } Y = X; Y.emplace_back(1); X = get_pairwise_xor(X); Y = get_pairwise_xor(Y); map<int , int> A; for(int x : X) A[x]=1; for(int x : Y){ if(!A[x] && x) Z[x] += 1 << i; } X.clear(); Y.clear(); } for(auto x : Z) ans[x.second-1] = x.first; return ans; }

Compilation message (stderr)

Xoractive.cpp: In function 'std::vector<int> guess(int)':
Xoractive.cpp:5:9: warning: unused variable 'a' [-Wunused-variable]
    5 |     int a = ask(1);
      |         ^
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