function main(input) {
    var N = input[0]-0;
    var D = input[1].split(" ")[0]-0;
    var X = input[1].split(" ")[1]-0;
    var ans = X;
    for(var i=2;i<2+N;i++){
        ans += Math.ceil(D/input[i]);
    }
    console.log(ans);
}
main(require('fs').readFileSync('/dev/stdin', 'utf8').trim().split("\n"))
