function solve(num) {
    let progress = num / 10;
    let emptyPart = 10 - progress;
    let percStr = "";
    let dotsStr = "";

    for (let i = 1; i <= progress; i++) {
        percStr += "%";
    }

    for (let j = 1; j <= emptyPart; j++) {
        dotsStr += "."
    }

    if (percStr.length < 10) {
        console.log(`${num}% [${percStr}${dotsStr}]`);
        console.log(`Still loading...`);
    } else {
        console.log(`100% Complete!`);
        console.log(`[${percStr}${dotsStr}]`);
    }

}

solve (30)