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| author | crupest <crupest@outlook.com> | 2021-02-23 21:07:19 +0800 |
|---|---|---|
| committer | crupest <crupest@outlook.com> | 2021-02-23 21:07:19 +0800 |
| commit | e353213dfb73259a5d33cc6e9d5cd2373c683be9 (patch) | |
| tree | e879936e7e9c62f9946249cdeb470afeef1c1500 /works/solutions/leetcode/cpp/231.cpp | |
| parent | 7e3e89a3f0ecc49c33334f423dbde3a5fdc57abd (diff) | |
| download | crupest-e353213dfb73259a5d33cc6e9d5cd2373c683be9.tar.gz crupest-e353213dfb73259a5d33cc6e9d5cd2373c683be9.tar.bz2 crupest-e353213dfb73259a5d33cc6e9d5cd2373c683be9.zip | |
import(solutions): Move leetcode solutions to subdir.
Diffstat (limited to 'works/solutions/leetcode/cpp/231.cpp')
| -rw-r--r-- | works/solutions/leetcode/cpp/231.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/works/solutions/leetcode/cpp/231.cpp b/works/solutions/leetcode/cpp/231.cpp new file mode 100644 index 0000000..8861e09 --- /dev/null +++ b/works/solutions/leetcode/cpp/231.cpp @@ -0,0 +1,10 @@ +#include <bitset>
+
+class Solution {
+public:
+ bool isPowerOfTwo(int n) {
+ if (n <= 0) return false;
+ std::bitset<sizeof(n) * 8> bits(n);
+ return bits.count() == 1;
+ }
+};
|