https://programmers.co.kr/learn/courses/30/lessons/49993 코딩테스트 연습 - 스킬트리 programmers.co.kr def solution(skill, skill_trees): answer = 0 for i in range(len(skill_trees)): skill_ind = 0 for j in range(len(skill_trees[i])): tmp_ind = skill.find(skill_trees[i][j]) # print(skill_ind, tmp_ind) if tmp_ind == -1: continue if tmp_ind == skill_ind: skill_ind += 1 else: break else: answer += 1 return answe..