Submission #208354

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
208354	2020-03-10T22:39:50 Z	MetB	Xoractive (IZhO19_xoractive)	C++14	Compilation error	0 ms	0 KB

Xoractive

#include "interactive.h"
#include <bits/stdc++.h>

vector <int> guess (int n) {
    map <int, int> ind;
    int d = ask (1);

    for (int b = 0; b < 7; b++) {
        vector <int> v;

        for (int i = 0; i < n; i++) {
            if (i & (1 << b)) v.push_back (i + 1);
        }

        if (v.empty ()) break;
        vector <int> ans = get_pairwise_xor (v);
        v.push_back (1);
        vector <int> ans2 = get_pairwise_xor (v);

        for (int a : ans)
            ans2.erase (find (ans2.begin (), ans2.end (), a));

        sort (ans2.begin(), ans2.end());

        for (int i = 1; i < ans2.size (); i += 2) {
            ind[ans2[i] ^ d] |= (1 << b);
        }
    }

    vector <int> ans (n);

    ans[0] = d;

    for (auto x : ind) {
        ans[x.second] = x.first;
    }

    return ans;
}

Compilation message

Xoractive.cpp:4:1: error: 'vector' does not name a type; did you mean 'wctob'?
 vector <int> guess (int n) {
 ^~~~~~
 wctob