Amy P #18
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CheezItMan
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Oct 17, 2019
CheezItMan
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Nice work, you fully applied dynamic programming to these solutions. Well done!
| ## Wave 1 Newman-Conway Sequence | ||
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| [Newman-Conway sequence](https://archive.lib.msu.edu/crcmath/math/math/n/n078.htm) is the one which generates the following integer sequence. 1 1 2 2 3 4 4 4 5 6 7 7….. and follows below recursive formula. | ||
| [Newman-Conway sequence](https://archive.lib.msu.edu/crcmath/math/math/n/n078.htm) is the one which generates the following integer sequence. 1 1 2 2 3 4 4 4 5 6 7 7….. and follows the below recursive formula. |
| # Space Complexity: ? | ||
| # Time complexity: O(n) where n is the size of the input | ||
| # Space Complexity: O(n) where n is the size of the input (space needed for storing each char) | ||
| def newman_conway(num) |
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| result = [] | ||
| num.times do |i| | ||
| if i < 2 | ||
| result << 1 | ||
| else | ||
| last_char = result[i - 1] | ||
| result[i] = result[last_char - 1] + result[i - last_char] | ||
| end | ||
| end | ||
| return result.join(" ") |
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