2675 백준 문자열반복

https://www.acmicpc.net/problem/2675

S를 입력받운후에 R번 반복해 T를 출력

첫번째 줄은 줄수

첫번째 엘리먼트 첫번째껀 횟수 두번째껀 반복해야할 문자열

.input

2
3 ABC
5 /HTP

out

AAABBBCCC
/////HHHHHTTTTTPPPPP

code

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import java.util.*;   public class Main {          public static void main(String[] args) {                  //97~122  아스키 a-z                  Scanner sc = new Scanner(System.in);         String count = sc.nextLine().trim();         String[] input = new String[Integer.parseInt(count)];         int copyCount = 0;         String sum="";         for(int i=0; i< (Integer.parseInt(count)) ; i++) {             sum="";             input[i] = sc.nextLine().trim();             copyCount = Integer.parseInt(input[i].substring(0, 1));             input[i] = input[i].substring(1, input[i].length()).trim();                          for(int j=0 ; j<input[i].length() ;j++) {                                  for(int k=0; k<copyCount ;k++)    sum += input[i].charAt(j);                              }                          System.out.println(sum);         }              }          }