From 7c60dee83b436e8e8a667bf9f191beced8de4fc3 Mon Sep 17 00:00:00 2001 From: Jack Sangdahl Date: Mon, 10 Mar 2025 00:36:13 -0600 Subject: chore: move cpp and rust code to directory --- other/power_of_four.cpp | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 other/power_of_four.cpp (limited to 'other/power_of_four.cpp') 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"; +} -- cgit v1.2.3