Create Power_of_2.cpp

This code checks weather the given number is a power of 2 or not.
imdevil69 · Oct 1, 2022 · 7ca2e29 · 7ca2e29
1 parent 9b30e69
commit 7ca2e29
Showing 1 changed file with 18 additions and 0 deletions.
diff --git a/C++/Power_of_2.cpp b/C++/Power_of_2.cpp
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+// Author: ADARSH
+// Date Modified: 01/10/2022
+
+#include <bits/stdc++.h>
+using namespace std;
+
+bool isPowerOf2(int n) {
+ return (n && !(n & (n - 1)));
+}
+
+int main(int argc, char const *argv[])
+{
+ int n;
+ cout << "Enter a number: ";
+ cin >> n;
+ cout << ((isPowerOf2(n)) ? "It's a power of 2." : "It's not a power of 2."); 
+ return 0;
+}