제출 #362216

#제출 시각아이디문제언어결과실행 시간메모리
362216b00n0rpXoractive (IZhO19_xoractive)C++17
0 / 100
4 ms492 KiB
#include "interactive.h" #include<bits/stdc++.h> #define F first #define S second using namespace std; vector<int> guess(int n) { vector <int> ans(n); map<int,int> gg; int a1 = ask(1); gg[a1] = 1; for(int j = 0; j < 7; j++){ vector<int> v1,v2,r1,r2; v2.push_back(1); for(int i = 2; i <= n; i ++){ if(i&(1<<j)){ v1.push_back(i); v2.push_back(i); } } if(v1.empty()) continue; r1 = get_pairwise_xor(v1); r2 = get_pairwise_xor(v2); map<int,int> lol; for(auto x:r1) lol[x]++; for(auto x:r2) lol[x]--; lol[0]--; for(auto x:lol){ if(x.S) gg[x.F^a1] |= (1<<j); } } for(auto x:gg) ans[x.S-1] = x.F; return ans; }
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