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답안 #471660

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
471660 2021-09-10T08:23:30 Z TheScrasse 질문 (CEOI14_question_grader) C++14
0 / 100
 0 ms 528 KB 
#include <bits/stdc++.h>
using namespace std;

#define nl "\n"
#define nf endl
#define ll long long
#define pb push_back
#define _ << ' ' <<

#define INF (ll)1e18
#define mod 998244353
#define maxn 110

vector<ll> v;

int encode(int n, int x, int y) {
    ll i, mk;

    if (v.empty()) {
        v.pb(0);
        for (mk = 0; mk < (1 << 12); mk++) {
            if (__builtin_popcount(mk) != 6) continue;
            v.pb(mk);
        }
    }

    for (i = 0; i < 12; i++) {
        if (((v[x] >> i) & 1) == 0) continue;
        if (((v[y] >> i) & 1) == 1) continue;
        return i;
    }
}

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

#define nl "\n"
#define nf endl
#define ll long long
#define pb push_back
#define _ << ' ' <<

#define INF (ll)1e18
#define mod 998244353
#define maxn 110

vector<ll> w;

int decode(int n, int q, int h) {
    ll i, mk;
    
    if (w.empty()) {
        w.pb(0);
        for (mk = 0; mk < (1 << 12); mk++) {
            if (__builtin_popcount(mk) != 6) continue;
            w.pb(mk);
        }
    }

	return ((w[q] >> h) & 1);
}

Compilation message

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:32:1: warning: control reaches end of non-void function [-Wreturn-type]
   32 | }
      | ^

decoder.cpp: In function 'int decode(int, int, int)':
decoder.cpp:17:8: warning: unused variable 'i' [-Wunused-variable]
   17 |     ll i, mk;
      |        ^

Subtask #1
0.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 400 KB the encoded value must be greater than or equal to 1
2 Incorrect 0 ms 528 KB the encoded value must be greater than or equal to 1