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  1. #include <iostream>
  2. #include <string>
  3. #include <sstream>
  4. #include <vector>
  5. using namespace std;
  6.  
  7. vector<unsigned char> hexToByteArray(string input_hash)
  8. {
  9.     vector<unsigned char> byteArray;
  10.     for (unsigned int i = 0; i < input_hash.length(); i += 2)
  11.     {
  12.         string byteString = input_hash.substr(i, 2);
  13.         unsigned char byte = (unsigned char) strtol(byteString.c_str(), NULL, 16);
  14.         byteArray.push_back(byte);
  15.     }
  16.     return byteArray;
  17. }
  18.  
  19. int main(int argc, char* argv[])
  20. {
  21.     string input_hash;
  22.     if(argc>1)
  23.     {
  24.         input_hash=argv[1];
  25.     }
  26.     else
  27.     {
  28.         cout<<"Enter the input hash:";input_hash;
  29.     }
  30.     vector<unsigned char> byte_array = hexToByteArray(input_hash);
  31.     vector<int> frequencies;
  32.  
  33.     for (unsigned int i = 0; i < byte_array.size(); i++)
  34.     {
  35.         int frequency = byte_array[i] * 20; // mapping each byte of RICK to a frequency
  36.         frequencies.push_back(frequency);
  37.     }
  38.     cout<<"Frequency: ";
  39.     for(int i=0;i<frequencies.size();i++)
  40.     {
  41.         cout<<frequencies[i]<<" ";
  42.     }
  43.     cout<<endl;
  44.     return 0;
  45. }
Success #stdin #stdout 0.01s 5284KB
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stdin
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Standard input is empty
stdout
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Enter the input hash:Frequency:
https://ideone.com/ivlPjf
language:
C++ (gcc 8.3)
created:
328 days ago
visibility:
public

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