Submission #405721

#	Time	Username	Problem	Language	Result	Execution time	Memory
405721		Victor	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++17	0 / 100	2 ms	492 KiB

encoder

#include <bits/stdc++.h>

using namespace std;

#define rep(i, a, b) for (int i = a; i < (b); ++i)
#define per(i, a, b) for (int i = b - 1; i >= (a); --i)
#define trav(a, x) for (auto &a : x)

#define all(x) x.begin(), x.end()
#define sz(x) x.size()
#define pb push_back

#define umap unordered_map
#define uset unordered_set

typedef pair<int, int> ii;
typedef pair<int, ii> iii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<vi> vvi;
typedef long long ll;

const int INF = 1'000'000'007;

int encode(int n, int x, int y) {
    rep(i, 0, 12) if (x & 1 << i && !(y & 1 << i))return i;
    return 0;
}

decoder

#include <bits/stdc++.h>

using namespace std;

#define rep(i, a, b) for (int i = a; i < (b); ++i)
#define per(i, a, b) for (int i = b - 1; i >= (a); --i)
#define trav(a, x) for (auto &a : x)

#define all(x) x.begin(), x.end()
#define sz(x) x.size()
#define pb push_back

#define umap unordered_map
#define uset unordered_set

typedef pair<int, int> ii;
typedef pair<int, ii> iii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<vi> vvi;
typedef long long ll;

const int INF = 1'000'000'007;

int decode(int n, int q, int h) {
    return q & 1 << h?1:0;
}

• Subtask 1: 0 / 100