How many losses are suffered in the Hydrophobic-Polar protein folding model if we fold randomly?

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String to fold: 

XOXOOOOOXXXXOOOOXOOXXOOXOOXXOOOXXOOOOOXX

Random fold (* means dead end, backing up):
      O←O               
      ↓ ↑               
      X O               
      ↓ ↑               
X O←O X X               
↑ ↓ ↑ ↓ ↑               
X←O O←O X X←O           
        ↑ ↓ ↑           
        O←O O           
            ↑           
            X           
            ↑         ↓ 
            X         X 
            ↑         ↓ 
            O         O 
            ↑         ↓ 
            O O←O     X 
            ↑ ↓ ↑     ↓ 
            X←O O X←X O 
                ↑ ↓ ↑ ↓ 
                X←X O O 
                    ↑ ↓ 
                    O←O

Record number of incidences: 4

Record-achieving fold sequence:
→→→↑←↑←↓←↑↑↑←↓←↓↓↓→↓←↓→↓↓↓→↓↓←↑←↓↓→↓→↓↓

Current fold sequence:
↓↓↓↓↓←↑↑←↓←↑↑←↓←↑↑↑↑↑↑←↓←↑↑↑↑←↓↓↓←↑←↓←↑

Current number of incidences Wins achieved: 2 Losses suffered: 7

Try again with the same string