Create Lecture - 31.cpp

Author: Prince-1501

Lecture - 31.cpp

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+//
+//  main.cpp
+//  lecture 31
+//
+//  Created by Prince  Kumar on 04/04/19.
+//  Copyright © 2019 Prince  Kumar. All rights reserved.
+//
+// --- * Check the number is power of 2 * --- //
+#include <iostream>
+using namespace std;
+int main()
+{
+    cout<<"Enter the number "<<endl;
+    int x;
+    cin>>x;
+    int a = x & (x-1);
+    if(a==0)
+        cout<<"Number is the power of 2"<<endl;
+    else
+        cout<<"Number is NOT the power of 2"<<endl;
+        
+}