题解 | #记负均正II#

记负均正II

https://www.nowcoder.com/practice/64f6f222499c4c94b338e588592b6a62

const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;
let sum = 0;
let countplus = 0
let count = 0;

void async function () {
    // Write your code here
    while(line = Number(await readline())){
        if(line>0){
            sum+=line;
            countplus++
        }else {
            count++
        }
       
    }
    console.log(count)
    console.log(countplus>0? (sum/countplus).toFixed(1):"0.0");
     
}()

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