squirtlesAlgorithmStudy-S345/sh.py at main · SquirtlesAlgorithmStudy/squirtlesAlgorithmStudy-S345 · GitHub

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import re

def solution(expression):
    cases = [['-','+','*'],['+','-','*'],['+','-','*'],['+','*','-'],['*','+','-'],['*','-','+']]
    num = re.split('[-|+|*]',expression)
    etc = re.split('[0|1|2|3|4|5|6|7|8|9]',expression)
    #num = re.split('([-|+|*])',expression) 으로 사용시 부호도 같이 num에 들어감
    etc = [i for i in etc if i not in '']
    ans_list = list()

    for ci in cases: #cases를 카운트
        for ei in range(len(etc)):
            print (ei)
            if (etc[ei] == ci[0]):
                result = str(eval(num[ei]+etc[ei]+num[ei+1]))
                num.insert(ei,result)
                num.remove(num[ei])
                num.remove(ei+1)

                print('ei :', num[ei], 'ei+1 :', num[ei+1])


                print ('----결과',num, '\nei : ', ei,' ', etc[ei], '  ci : ', ci )

                #del num[ei+2]
                #print(num[ei])
                #del num[ei]
                """
                num.insert(int(num[ei+2]),result)
                num.pop(int(num[ei+1]))
                num.pop(int(etc[ei]))
                # num[ei] = result"""
                #print (num,'  ', etc, '\nei : ', ei,' ', etc[ei], '  ci : ', ci )
        """
        for ei in range(len(etc)):
            if (etc[ei] == ci[1]):
                result = eval(num[ei]+etc[ei]+num[ei+1])
                print (result,'  ', num, '\nei : ', ei,' ', etc[ei], '  ci : ', ci )
                num.insert(ei,result)
                print(num[ei])
                #del num[ei]
                #num.

                num.pop(num[ei])
                num.pop(num[ei+1])
                num.pop(etc[ei])
                num[ei] = str(result)
        for ei in range(len(etc)):
            if (etc[ei] == ci[2]):
                result = eval(num[ei]+etc[ei]+num[ei+1])
                print (result,'  ', num, '\nei : ', ei,' ', etc[ei], '  ci : ', ci )
                num.insert(ei,result)
                print(num[ei])
                #del num[ei]

                num.pop(num[ei])
                num.pop(num[ei+1])
                num.pop(etc[ei])
                num[ei] = str(result)
        #ans_list.append(num)

                #print (result,'  ', etc, '\nei : ', ei,' ', etc[ei], '  ci : ', ci )
    answer = 0#max(ans_list)
    return answer

#https://latte-is-horse.tistory.com/200"""