题解 | #求int型正整数在内存中存储时1的个数#

const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

void async function () {
    // Write your code here
    while(line = await readline()){
let count = 0;
let num = parseInt(line)
while(num){
    if(num % 2 == 1) {
        count +=1;
    }
    num = Math.floor(num / 2)
}
console.log(count)
    }
}()