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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. const int MAX_LENGTH = 50;
  5.  
  6. int main() {
  7.     int noElem, mt[MAX_LENGTH][MAX_LENGTH];
  8.     cin >> noElem;
  9.  
  10.     // Citirea matricei
  11.     for (int i = 0; i < noElem; ++i) {
  12.         for (int j = 0; j < noElem; ++j) {
  13.             cin >> mt[i][j];
  14.         }
  15.     }
  16.  
  17.     // Traversarea meandrată a matricei
  18.     for (int diag = 0; diag < 2 * noElem - 1; ++diag) {
  19.         int start_row = diag < noElem ? diag : noElem - 1;
  20.         int start_col = diag < noElem ? 0 : diag - noElem + 1;
  21.  
  22.         if (diag % 2 == 0) {
  23.             // Diagonale în sus (stânga la dreapta)
  24.             for (int r = start_row, c = start_col; r >= 0 && c < noElem; --r, ++c) {
  25.                 cout << mt[r][c] << " ";
  26.             }
  27.         } else {
  28.             // Diagonale în jos (dreapta la stânga)
  29.             for (int r = start_col, c = start_row; r < noElem && c >= 0; ++r, --c) {
  30.                 cout << mt[r][c] << " ";
  31.             }
  32.         }
  33.     }
  34.  
  35.     return 0;
  36. }
  37.  
Success #stdin #stdout 0.01s 5288KB
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stdin
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https://ideone.com/w6zZFq
language:
C++ 4.3.2 (gcc-4.3.2)
created:
11 days ago
visibility:
public

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