제출 #134404

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
134404		duality	도서관 (JOI18_library)	C++11	100 / 100	531 ms	452 KiB

library

#define DEBUG 0

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

#if DEBUG
// basic debugging macros
int __i__,__j__;
#define printLine(l) for(__i__=0;__i__<l;__i__++){cout<<"-";}cout<<endl
#define printLine2(l,c) for(__i__=0;__i__<l;__i__++){cout<<c;}cout<<endl
#define printVar(n) cout<<#n<<": "<<n<<endl
#define printArr(a,l) cout<<#a<<": ";for(__i__=0;__i__<l;__i__++){cout<<a[__i__]<<" ";}cout<<endl
#define print2dArr(a,r,c) cout<<#a<<":\n";for(__i__=0;__i__<r;__i__++){for(__j__=0;__j__<c;__j__++){cout<<a[__i__][__j__]<<" ";}cout<<endl;}
#define print2dArr2(a,r,c,l) cout<<#a<<":\n";for(__i__=0;__i__<r;__i__++){for(__j__=0;__j__<c;__j__++){cout<<setw(l)<<setfill(' ')<<a[__i__][__j__]<<" ";}cout<<endl;}

// advanced debugging class
// debug 1,2,'A',"test";
class _Debug {
    public:
        template<typename T>
        _Debug& operator,(T val) {
            cout << val << endl;
            return *this;
        }
};
#define debug _Debug(),
#else
#define printLine(l)
#define printLine2(l,c)
#define printVar(n)
#define printArr(a,l)
#define print2dArr(a,r,c)
#define print2dArr2(a,r,c,l)
#define debug
#endif

// define
#define MAX_VAL 999999999
#define MAX_VAL_2 999999999999999999LL
#define EPS 1e-6
#define mp make_pair
#define pb push_back

// typedef
typedef unsigned int UI;
typedef long long int LLI;
typedef unsigned long long int ULLI;
typedef unsigned short int US;
typedef pair<int,int> pii;
typedef pair<LLI,LLI> plli;
typedef vector<int> vi;
typedef vector<LLI> vlli;
typedef vector<pii> vpii;
typedef vector<plli> vplli;

// ---------- END OF TEMPLATE ----------
#include "library.h"

void Solve(int N) {
    if (N == 1) {
        vi v;
        v.pb(1);
        Answer(v);
        return;
    }

    int i;
    vi M(N,1);
    for (i = 0; i < N; i++) {
        M[i] = 0;
        if (Query(M) == 1) break;
        else M[i] = 1;
    }
    vi ans,rem;
    ans.pb(i);
    for (i = 0; i < N; i++) {
        if (i != ans.back()) rem.pb(i);
    }
    while (ans.size() < N) {
        int l = 0,r = rem.size()-1;
        while (l < r) {
            int m = (l+r) / 2;
            fill(M.begin(),M.end(),0);
            for (i = l; i <= m; i++) M[rem[i]] = 1;
            int x = Query(M);
            M[ans.back()] = 1;
            if (Query(M) == x) r = m;
            else l = m+1;
        }
        ans.pb(rem[l]),rem[l] = rem.back(),rem.pop_back();
    }
    for (i = 0; i < ans.size(); i++) ans[i]++;
    Answer(ans);
}

컴파일 시 표준 에러 (stderr) 메시지

library.cpp: In function 'void Solve(int)':
library.cpp:79:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while (ans.size() < N) {
            ~~~~~~~~~~~^~~
library.cpp:92:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (i = 0; i < ans.size(); i++) ans[i]++;
                 ~~^~~~~~~~~~~~

• Subtask 1: 19 / 19
• Subtask 2: 81 / 81