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author | Jack Sangdahl <[email protected]> | 2025-03-10 00:36:13 -0600 |
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committer | Jack Sangdahl <[email protected]> | 2025-03-10 00:36:13 -0600 |
commit | 7c60dee83b436e8e8a667bf9f191beced8de4fc3 (patch) | |
tree | eb7a24ee2067f92245c57bb118e85a1baf15df50 /other/power_of_four.cpp | |
parent | 5d7cdc215e4ba1ec4cbb24c084cccb5e5e641468 (diff) | |
download | leetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.tar.gz leetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.zip |
chore: move cpp and rust code to directory
Diffstat (limited to 'other/power_of_four.cpp')
-rw-r--r-- | other/power_of_four.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/other/power_of_four.cpp b/other/power_of_four.cpp new file mode 100644 index 0000000..ecf6de0 --- /dev/null +++ b/other/power_of_four.cpp @@ -0,0 +1,24 @@ +#include "leetcode.h" + +class Solution { +public: + bool isPowerOfFour(int num) { + if (num < 0) + return false; + int ans = 0, pos = 1, ones = 0; + while (num) { + if (num & 1) + ans += 1, ones = pos; + num >>= 1, pos += 1; + } + return ans == 1 && ones & 1; + } +}; + +int main() { + Solution obj; + if (obj.isPowerOfFour(16)) + cout << "true"; + else + cout << "false"; +} |