// problem #4
function solve(input) {
    let days = Number(input[0]);
    let km = Number(input[1]);
    let sum = km;
    for (let i = 2; i < days + 2; i++) {
        km += km * Number(input[i]) * 0.01;
        sum += km;
    }
    if (sum >= 1000) {
        console.log(`You've done a great job running ${Math.ceil(sum-1000)} more kilometers!`)
    } else {
        console.log(`Sorry Mrs. Ivanova, you need to run ${Math.ceil(1000-sum)} more kilometers`)
    }
}