[Programmers] 369게임

https://school.programmers.co.kr/learn/courses/30/lessons/120891

프로그래머스

 

 

def solution(order):
    answer = 0
    
    for i in str(order) :
        if i=='3' or i=='6' or i=='9' :
            answer += 1
    return answer

 

 

 

def solution(order):
    answer = 0
    
    for i in str(order) :
        if i in ["3", "6", "9"] :
            answer += 1
    return answer

def solution(order) :
	answer = str(order).count("3") + str(order).count("6") + str(order).count("9")
    
    return answer