week 1, day 1 hw - big O exercises #28
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mmmaaatttttt
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Aug 1, 2017
| 4. `O(n^2 + n^3)` -> O(n^3) | ||
| 5. `O(n + n + n + n)` -> O(n) | ||
| 6. `O(1000 * log(n) + n)` -> O(n) | ||
| 7. `O(1000 * n * log(n) + n)` -> O(n) |
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careful with this one - which grows faster, n or nlog(n)?
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ah, right. I overlooked the '*' between n and log(n)
| 5. `O(n + n + n + n)` -> O(n) | ||
| 6. `O(1000 * log(n) + n)` -> O(n) | ||
| 7. `O(1000 * n * log(n) + n)` -> O(n) | ||
| 8. `O(2^n + n^2)` -> O(n^2) |
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2^n grows more quickly than n^2, but we didn't talk about exponential growth in class so i wouldn't sweat this one too much.
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... oh wow! I totally missed that.
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