[백준 2675번] 문자열반복 (Python3, 브론즈4)

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

import sys
T = int(sys.stdin.readline())
for _ in range(T):
    R, S = sys.stdin.readline().split()
    R = int(R)
    for s in S:
        print(s*R, end='')
    print()