isInPowerOfTwo
function isInPowerOfTwo(num){
if(num&&(!(num&(num-1))))return 1
return 0;
}
console.log(isInPowerOfTwo(256));INFO
function isInPowerOfTwo(num){
if(num&&(!(num&(num-1))))return 1
return 0;
}
console.log(isInPowerOfTwo(256));