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  1. #include <cstring>
  2. #include <string>
  3. #include <fstream>
  4. #include <algorithm>
  5. #include <vector>
  6.  
  7. using namespace std;
  8.  
  9. void transpositionCipher(char *text) 
  10. {
  11.     //var length is text's length
  12.     int length = strlen(text);
  13.     int key = 0, col = 0, row = 0, tempTextLength = length, numOfRows = 0, counter = 0,
  14.         i = 0, j = 0;
  15.     std::vector<std::vector<char>> tranArr;
  16.  
  17.     for (key = 2; key < 7; key++) {
  18.         while (tempTextLength % key != 0) {
  19.             if (tempTextLength - 1 % key == 0) {
  20.                 tempTextLength--;
  21.             }
  22.             else tempTextLength++;
  23.         }
  24.  
  25.         numOfRows = tempTextLength / key;
  26.  
  27.         //allocation
  28.         tranArr.resize(numOfRows, std::vector<char>(key));
  29.  
  30.         //fill the array
  31.         for (i = 0; i < length; i++) {
  32.             if (text[i] > 96 && text[i] < 123) {
  33.                 if (row == numOfRows) {
  34.                     col++;
  35.                     row = 0;
  36.                 }
  37.                 tranArr.at(row).at(col) = text[i];
  38.                 row++;
  39.             }
  40.         }
  41.         // reset.
  42.         row = 0; col = 0; tempTextLength = length; counter = 0;
  43.     }
  44.  
  45. }
  46.  
  47. int main()
  48. {
  49.     transpositionCipher("nalcxehwttdttfseeleedsoaxfeahl");
  50. }
  51.  
Runtime error #stdin #stdout #stderr 0s 3460KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
stderr 
terminate called after throwing an instance of 'std::out_of_range'
  what():  vector::_M_range_check: __n (which is 2) >= this->size() (which is 2)
https://ideone.com/jHrytY
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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