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  1. #include <iostream>
  2. #include <vector>
  3. #include <sstream>
  4.  
  5. using namespace std;
  6.  
  7. //int cellTypes[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14};
  8.  
  9. int getCellType(int x, int y, const vector<vector<int>>& maze, int N) {
  10.     int top = (y > 0 && maze[y - 1][x] == -1) ? 1 : 0;
  11.     int bottom = (y < N - 1 && maze[y + 1][x] == -1) ? 1 : 0;
  12.     int left = (x > 0 && maze[y][x - 1] == -1) ? 1 : 0;
  13.     int right = (x < N - 1 && maze[y][x + 1] == -1) ? 1 : 0;
  14.  
  15.     //int cellType = (top << 3) | (bottom << 2) | (left << 1) | right;
  16.     int cellType = 0;
  17.     if (left && !top && !bottom && !right) cellType = 1;
  18.     else if (!left && top && !bottom && !right) cellType = 2;
  19.     else if (left && top && !bottom && !right) cellType = 3;
  20.     else if (!left && !top && !bottom && right) cellType = 4;
  21.     else if (left && !top && !bottom && right) cellType = 5;
  22.     else if (!left && top && !bottom && right) cellType = 6;
  23.     else if (left && top && !bottom && right) cellType = 7;
  24.     else if (!left && !top && bottom && !right) cellType = 8;
  25.     else if (left && !top && bottom && !right) cellType = 9;
  26.     else if (!left && top && bottom && !right) cellType = 10;
  27.     else if (left && top && bottom && !right) cellType = 11;
  28.     else if (!left && !top && bottom && right) cellType = 12;
  29.     else if (left && !top && bottom && right) cellType = 13;
  30.     else cellType = 14;
  31.  
  32.     //int cellType = cellTypes[left + top * 2 + bottom * 4 + right * 8 - 1];
  33.  
  34.     return cellType;
  35. }
  36.  
  37. int main() {
  38.     int N;
  39.     char comma;
  40.  
  41.     cin >> N >> comma >> N;
  42.  
  43.     vector<vector<int>> maze(N, vector<int>(N));
  44.     string line;
  45.  
  46.     cin.ignore();
  47.     for (int i = 0; i < N; ++i) {
  48.         getline(cin, line);
  49.         stringstream ss(line);
  50.         string cell;
  51.         for (int j = 0; j < N; ++j) {
  52.             getline(ss, cell, ',');
  53.             maze[i][j] = stoi(cell);
  54.         }
  55.     }
  56.  
  57.     for (int y = 0; y < N; ++y) {
  58.         for (int x = 0; x < N; ++x) {
  59.             if (maze[y][x] == 0) {
  60.                 int cellType = getCellType(x, y, maze, N);
  61.                 maze[y][x] = cellType;
  62.             }
  63.         }
  64.     }
  65.  
  66.     for (int i = 0; i < N; ++i) {
  67.         for (int j = 0; j < N; ++j) {
  68.             cout << maze[i][j];
  69.             if (j != N - 1) cout << ",";
  70.         }
  71.         cout << endl;
  72.     }
  73.  
  74.     return 0;
  75. }
  76.  
Success #stdin #stdout 0.01s 5280KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/wD4IDs
language:
C++14 (gcc 8.3)
created:
26 days ago
visibility:
public

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