Submission #387213

#	Time	Username	Problem	Language	Result	Execution time	Memory
387213		Kalashnikov	Xoractive (IZhO19_xoractive)	C++17	Compilation error	0 ms	0 KiB

Xoractive

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

vector<int> guess(int n) {
	vector<int> a(n);
	a[0] = ask(1);
	map<int,int> ans;
	for(int i = 0; (1 << i) <= n; i ++) {
		vector<int> p;
		for(int j = 2; j <= n; j ++) {
			if(j & (1 << i)) {
				p.push_back(j);
			}
		}
		auto g1 = get_pairwise_xor(p);
		p.push_back(1);
		auto g2 = get_pairwise_xor(p);
		map<int,int> mp;
		for(auto to: g2) mp[to] ++;
		for(auto to: g1) mp[to] --;
		for(auto to: mp) {
			if(to.S) {
				ans[to.F^a[0]] |= (1 << i);
			}
		}
	}
	for(auto to: ans) {
		a[to.S-1] = to.F;
	}
	return a;
}

Compilation message (stderr)

Xoractive.cpp: In function 'std::vector<int> guess(int)':
Xoractive.cpp:24:10: error: 'struct std::pair<const int, int>' has no member named 'S'
   24 |    if(to.S) {
      |          ^
Xoractive.cpp:25:12: error: 'struct std::pair<const int, int>' has no member named 'F'
   25 |     ans[to.F^a[0]] |= (1 << i);
      |            ^
Xoractive.cpp:30:8: error: 'struct std::pair<const int, int>' has no member named 'S'
   30 |   a[to.S-1] = to.F;
      |        ^
Xoractive.cpp:30:18: error: 'struct std::pair<const int, int>' has no member named 'F'
   30 |   a[to.S-1] = to.F;
      |                  ^