[프로그래머스 코딩테스트 고득점 kit] K번째수 (Python)

def solution(array, commands):
    answer = []
    
    for idx in range(len(commands)):
        i = commands[idx][0]
        j = commands[idx][1]
        k = commands[idx][2]
        answer.append(sorted(array[i-1:j])[k-1])
    
    return answer