Вася и Петя решили потренироваться в арифметике. Вася загадал какое-то число, а Петя начал перечислять операции

char1, char2, char3, char4 = input().split()
number1, number2, number3, number4 = [int(i) for i in input().split()]
glav_number1, glav_number2 = [int(i) for i in input().split()]
spisok = []
chisla = number1, number2, number3, number4
pervoe_virashenie1 = glav_number1 - sum(chisla)
vtoroe_virashenie2 = glav_number1 + sum(chisla)
trete_virashenie3 = glav_number1 * sum(chisla)
chetvertoe_virashenie4 = glav_number1 // sum(chisla)
if char1 == '+':
    spisok.append(pervoe_virashenie1)
elif char2 == '-':
    spisok.append(vtoroe_virashenie2)
elif char3 == '/':
    spisok.append(trete_virashenie3)
elif char4 == '*':
    spisok.append(chetvertoe_virashenie4)
spisok1 = []
if char1 == '+' and pervoe_virashenie1 == glav_number2 or char1 == '-' and vtoroe_virashenie2 == glav_number2 or char1 == '/' and trete_virashenie3 == glav_number2 or char1 == '*' and chetvertoe_virashenie4 == glav_number2:
    while pervoe_virashenie1 == glav_number2 or vtoroe_virashenie2 == glav_number2 or trete_virashenie3 == glav_number2 or chetvertoe_virashenie4 == glav_number2:
        char12, char23, char34, char45 = input().split()
        number12, number23, number34, number45 = [int(i) for i in input().split()]
        glav1_number1, glav1_number2 = [int(i) for i in input().split()]
        chisla = number12, number23, number34, number45
        pervoe_virashenie1 = glav1_number1 - sum(chisla)
        vtoroe_virashenie2 = glav1_number1 + sum(chisla)
        trete_virashenie3 = glav1_number1 * sum(chisla)
        chetvertoe_virashenie4 = glav1_number1 // sum(chisla)
        if char12 == '+':
            spisok1.append(pervoe_virashenie1)
        elif char23 == '-':
            spisok1.append(vtoroe_virashenie2)
        elif char34 == '/':
            spisok1.append(trete_virashenie3)
        elif char45 == '*':
            spisok1.append(chetvertoe_virashenie4)
        if not pervoe_virashenie1 == glav_number2 or vtoroe_virashenie2 == glav_number2 or trete_virashenie3 == glav_number2 or chetvertoe_virashenie4 == glav_number2:
            print(*spisok1, sep='\n')
else:
    print(*spisok)