Submission #370397

#	Time	Username	Problem	Language	Result	Execution time	Memory
370397		fhvirus	Xoractive (IZhO19_xoractive)	C++17	6 / 100	1 ms	364 KiB

Xoractive

// Knapsack DP is harder than FFT.
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii; typedef pair<ll, ll> pll;
#define ff first
#define ss second
#define pb emplace_back
#define FOR(i,n) for(int i = 0; i < (n); ++i)
#define FOR(i,a,b) for(int i = (a); i <= (b); ++i)
#define AI(x) (x).begin(),(x).end()
template<typename I> bool chmax(I &a, I b){ return a < b ? (a = b, true) : false;}
template<typename I> bool chmin(I &a, I b){ return a > b ? (a = b, true) : false;}
#ifdef OWO
#define debug(args...) LKJ("[ " + string(#args) + " ]", args)
void LKJ(){ cerr << endl;}
template<typename I, typename...T> void LKJ(I&&x, T&&...t){ cerr<<x<<", ", LKJ(t...);}
template<typename I> void DE(I a, I b){ while(a < b) cerr<<*a<<" \n"[next(a)==b], ++a;}
#else
#define debug(...) 0
#define DE(...) 0
#endif
#ifndef OWO
#include "interactive.h"
using namespace std;
#else
int ask(int i);
int[] get_pairwise_xor(int[] pos);
#endif
const int N = 101;
vector<int> guess(int n) {
	vector <int> ans;
	vector<int> p;
	for(int i = 1; i <= n; ++i) p.pb(i);
	p = get_pairwise_xor(p);
	for (int i = 1; i <= n; i++) {
		ans.push_back(ask(i));
	}
	return ans;
}

Compilation message (stderr)

Xoractive.cpp:10: warning: "FOR" redefined
   10 | #define FOR(i,a,b) for(int i = (a); i <= (b); ++i)
      | 
Xoractive.cpp:9: note: this is the location of the previous definition
    9 | #define FOR(i,n) for(int i = 0; i < (n); ++i)
      |

• Subtask 1: 6 / 6
• Subtask 2: 0 / 94