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December 18, 2015 10:49
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| def getFinalAmount(initial, res): | |
| def helper(total, bet, n): | |
| return (total if n > len(res) - 1 or bet > total else | |
| helper(total-bet, bet*2, n+1) if res[n] == 'L' else | |
| helper(total+bet, 1, n+1)) | |
| return helper(initial, 1, 0) |
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