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| author | Yuqian Yang <crupest@crupest.life> | 2025-02-12 15:55:21 +0800 |
|---|---|---|
| committer | Yuqian Yang <crupest@crupest.life> | 2025-02-12 16:04:50 +0800 |
| commit | 93ea69f427e3d8165d34bd6ca7b533666884f307 (patch) | |
| tree | 22fcaec20fcdad22afd01c4214ca5301e304e15f /works/solutions/leetcode/cpp/231.cpp | |
| parent | 1ecfd0ab7f1f511268fd6404dbc110c3c277b48c (diff) | |
| parent | eb8beb49117289ba9181cbefe647c4aa44e6a0b1 (diff) | |
| download | crupest-93ea69f427e3d8165d34bd6ca7b533666884f307.tar.gz crupest-93ea69f427e3d8165d34bd6ca7b533666884f307.tar.bz2 crupest-93ea69f427e3d8165d34bd6ca7b533666884f307.zip | |
import(solutions): IMPORT crupest/solutions COMPLETE.
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;
+ }
+};
|