답안

function doong(r, j){
  let answer = [];
  for(let i=0; i<j.length; i++){
    answer.push('pass');
  }

  for(let i=0; i<j.length; i++) {
    let p = 0;
    while (p < r.length-1){
      p += j[i];
      r[p-1] -= 1;

      if (r[p-1] < 0){
        answer[i] = "fail";
      }
    }
  }

  return answer;
}

const rock = prompt('돌의 내구도').split(' ').map(n => parseInt(n, 10));
const jump = prompt('토끼의 점프력').split(' ').map(n => parseInt(n, 10));

console.log(doong(rock, jump));