Идёт турнир! | В настоящий момент идёт турнир. Некоторая информация и функции сервера недоступны до его окончания.
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| imesecan | 07.окт.2015 в 10:13:04 | |
| 0 | --- Test 1 ---
2 5
--- Pattern ---
2
3
5
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| imesecan | 10.дек.2015 в 15:10:00 | |
| 1 | You can make faster decision if you check only for odd numbers.
So,
if the number is 2, it's prime,
if not, if the number is divisible by two, it's not prime,
otherwise start from 3 and check for only odd numbers until the square root of the numbers.
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