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  1. Prepare
  2. Algorithms
  3. Implementation
  4. Encryption
  5. Discussions

Encryption

  • Omar1xd
     + 0 comments
    class Result
{

    /*
     * Complete the 'encryption' function below.
     *
     * The function is expected to return a STRING.
     * The function accepts STRING s as parameter.
     */

    public static string encryption(string s)
    {
        s = s.Replace(" ", "");
        int sz = s.Length;
        double qrt = Math.Sqrt(sz);
        int slc = (int)Math.Ceiling(qrt);
        int slf = (int)Math.Floor(qrt);
        
        char[,] ans = new char[slc, slc];
        
        int lstjidx = 0;
        for(int i = 0; i < slc; i++){
            for (int j = 0; j < slc && lstjidx < sz; j++, lstjidx++){
                ans[i, j] = s[lstjidx];
            }
        }
        
        string ans2 = "";
        for(int i = 0; i < slc; i++){
            for (int j = 0; j < slc; j++){
                ans2 += ans[j, i];
            }
           if (i < slc - 1) ans2 += " ";
        }
        
        return ans2;
    }

}

    in C# : sample cases shows WA while all expected and my output are exact same (not extra white character or new line characters?

    textWriter.Flush();
    textWriter.Close();
}

    }