Submission #1063644

#	Time	Username	Problem	Language	Result	Execution time	Memory
1063644		aaaaaarroz	Vision Program (IOI19_vision)	C++17	33 / 100	13 ms	4700 KiB

vision

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

bool limites(int x, int y, int h, int w) {
    return x >= 0 && x < h && y >= 0 && y < w;
}

void construct_network(int H, int W, int K) {
    map<pair<int, int>, int> numero;
    int pos = 0;
    for (int i = 0; i < H; i++) {
        for (int j = 0; j < W; j++) {
            numero[{i, j}] = pos;
            pos++;
        }
    }

    vector<int> dx, dy;
    for (int restar = 0; restar <= K; restar++) {
        int c_x = restar;
        int c_y = K - restar;

        dx.push_back(c_x);
        dy.push_back(c_y);

        if (c_x != 0) {  // Evita duplicar el movimiento cuando c_x es 0
            dx.push_back(-c_x);
            dy.push_back(c_y);
        }

        if (c_y != 0) {  // Evita duplicar el movimiento cuando c_y es 0
            dx.push_back(c_x);
            dy.push_back(-c_y);
        }

        if (c_x != 0 && c_y != 0) {  // Evita duplicar el movimiento cuando ambos son 0
            dx.push_back(-c_x);
            dy.push_back(-c_y);
        }
    }

    map<pair<pair<int, int>, pair<int, int>>, bool> marked;
    vector<int> instruct;

    for (int i = 0; i < H; i++) {
        for (int j = 0; j < W; j++) {
            for (int itr = 0; itr < dx.size(); itr++) {
                int x = i + dx[itr];
                int y = j + dy[itr];

                if (limites(x, y, H, W)) {
                    if (!marked[{{i, j}, {x, y}}] && !marked[{{x, y}, {i, j}}]) {
                        int new_instruction = add_and({numero[{i, j}], numero[{x, y}]});
                        instruct.push_back(new_instruction);
                        marked[{{i, j}, {x, y}}] = true;
                    }
                }
            }
        }
    }

    // Asegurarse de que la lista de instrucciones para el OR no esté vacía
    if (!instruct.empty()) {
        add_or(instruct);
    }
}

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:48:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |             for (int itr = 0; itr < dx.size(); itr++) {
      |                               ~~~~^~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 0 / 11
• Subtask 4: 0 / 15
• Subtask 5: 12 / 12
• Subtask 6: 0 / 8
• Subtask 7: 0 / 14
• Subtask 8: 0 / 19