回答編集履歴
1
別解を追加
answer
CHANGED
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@@ -13,4 +13,16 @@
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13
13
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n -= (n >> 1);
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14
14
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printf("%d\n", n);
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15
15
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}
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16
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```
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17
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別解
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18
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```C
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19
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#include <stdio.h>
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20
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21
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int main(void)
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22
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{
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23
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int n;
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24
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scanf("%d", &n);
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25
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while (n & n-1) n &= n-1;
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26
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printf("%d\n", n);
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27
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}
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16
28
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```
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