function histogram(args) {
    let n = Number(args[0]);

    let count1 = 0;
    let count2 = 0;
    let count3 = 0;
    let count4 = 0;
    let count5 = 0;

    let sumCount = count1 + count2 + count3 + count4 + count5;


    for (let i = 1; i <= n; i++) {

            let currentNum = Number(args[i]);
            if (currentNum >= 800) {
                count5 ++;
                return count5;
             //  console.log(count5);
            } else if (currentNum >= 600) {
                count4 ++;
            } else if (currentNum >= 400) {
                count3 ++;
            } else if (currentNum >= 200) {
                count2 ++;
            } else {
                count1 +=1;

               console.log(count1);
            }
let sumCount = count1 + count2 + count3 + count4 + count5;
            console.log(`${count1} / ${sumCount} * 100`);
            console.log(`${count2} / ${sumCount} * 100`);
            console.log(`${count3} / ${sumCount} * 100`);
            console.log(`${count4} / ${sumCount} * 100`);
            console.log(`${count5} / ${sumCount} * 100`);

        }

}

histogram(['3', '1', '2', '999']);

histogram(['4', '53', '7', '56', '999']);