Submission #285369

#TimeUsernameProblemLanguageResultExecution timeMemory
285369YJULibrary (JOI18_library)C++14
100 / 100
368 ms504 KiB
#include<bits/stdc++.h>
#include"library.h"
#pragma GCC optimize("unroll-loops,no-stack-protector")
using namespace std;
typedef int ll;
typedef long double ld;
typedef pair<int,ll> pll;
const ll MOD=1e9+7;
const ll MOD2=998244353;
const ld pi=3.14159265359;
#define SQ(i) ((i)*(i))
#define REP(i,n) for(ll i=0;i<n;i++)
#define REP1(i,n) for(ll i=1;i<=n;i++)
#define pb push_back
#define mp make_pair
#define X first
#define Y second
#define setp setprecision
#define lwb lower_bound
#define SZ(_a) (ll)_a.size()
 
void Solve(int N){
	if(N==1){
		Answer(vector<int>(1,1));
		return;
	}
	vector<ll> q(N),t(N),ans;
	ll A,B;
	REP(i,N)t[i]=i,q[i]=1;
	REP(i,N){
		q[i]=0;
		if(Query(q)==1){
			t.erase(t.begin()+i);
			ans.pb(i);break;
		}
		q[i]=1;
	}
	REP(i,N)q[i]=0;
	while(SZ(ans)<N){
		ll l=-1,r=SZ(t)-1;
		while(r-1>l){
			ll mid=(l+r)/2;
			for(int i=0;i<=mid;i++)q[t[i]]=1;
			A=Query(q);
			q[ans.back()]=1;
			B=Query(q);
			for(int i=0;i<=mid;i++)q[t[i]]=0;
			q[ans.back()]=0;
			if(A==B){
				r=mid;
			}else{
				l=mid;
			}
		}
		ans.pb(t[r]);
		t.erase(t.begin()+r);
	}
	REP(i,N)ans[i]+=1;
	Answer(ans);
}
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