Submission #1065753

#	Time	Username	Problem	Language	Result	Execution time	Memory
1065753		j_vdd16	Prisoner Challenge (IOI22_prison)	C++17	38 / 100	13 ms	1628 KiB

prison

#include "prison.h"

#include <algorithm>
#include <bitset>
#include <cstdint>
#include <cstring>
#include <iostream>
#include <limits.h>
#include <math.h>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>

//#define int long long
#define loop(X, N) for(int X = 0; X < (N); X++)
#define all(V) V.begin(), V.end()
#define rall(V) V.rbegin(), V.rend()

using namespace std;

typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int, int> ii;
typedef vector<ii> vii;
typedef vector<vector<ii>> vvii;
typedef vector<bool> vb;
typedef vector<vector<bool>> vvb;

vvi devise_strategy(int N) {
    //13 + 4 + 4
    //13: 
    //4: index of next bit to search in A
    //4: highest set bit in first bag

    //5000 * 13 * 13
    //

    vvi out(39, vi(N + 1));
    loop(num, 39) {
        if (num >= 13) {
            out[num][0] = 1;
        }
        else {
            out[num][0] = 0;
        }

        for (int value = 1; value <= N; value++) {
            if (num < 13) {
                int exp = 12 - num;
                if (value & (1 << exp)) {
                    out[num][value] = 26 + num;
                }
                else {
                    out[num][value] = 13 + num;
                }
            }
            else if (num < 26) {
                int exp = 12 - (num - 13);
                if (value & (1 << exp)) {
                    out[num][value] = -1;
                }
                else {
                    out[num][value] = num - 13 + 1;
                }
            }
            else {
                int exp = 12 - (num - 26);
                if (value & (1 << exp)) {
                    out[num][value] = num - 26 + 1;
                }
                else {
                    out[num][value] = -2;
                }
            }
        }
    }

    return out;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 28 / 90