1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17

/*
  [programmers / 문자열 반복 출력하기]

  my_string	n	result
  "hello"	3	"hhheeellllllooo"
*/

function solution(my_string, n) {
  var splitString = my_string.split("");
  let answer = "";
  for (let i = 0; i < my_string.length; i++) {
    for (let j = 0; j < n; j++) {
      answer += splitString[i];
    }
  }
  return answer;
}