text: Program to find whether a no is power of two | C Program to find whether a no is power of two ; Function to check if x is power of 2 ; Driver program
code: #include <stdio.h> NEW_LINE #include <stdbool.h> NEW_LINE #include <math.h> NEW_LINE bool isPowerOfTwo ( int n ) { if ( n == 0 ) return false ; return ( ceil ( log2 ( n ) ) == floor ( log2 ( n ) ) ) ; } int main ( ) { isPowerOfTwo ( 31 ) ? printf ( " Yes STRNEWLINE " ) : printf ( " No STRNEWLINE " ) ; isPowerOfTwo ( 64 ) ? printf ( " Yes STRNEWLINE " ) : printf ( " No STRNEWLINE " ) ; return 0 ; }