python學習----誰在說謊邏輯運算

if __name__ == '__main__':
    Li = [0, 1]
    for a in Li:
        for b in Li:
            for c in Li:
                zhang = (b == 0)
                li = (c == 0)
                wang = (a+b == 0)
                if (zhang+li+wang == 2 and a+b+c == 2) or (zhang+li+wang == 1 and a+b+c == 1):表示3個人中1個人說謊或者兩個人說謊
                    if a == 1:
                        zhang = '真話'
                    else:
                        zhang = '假話'
                    if b == 1:
                        li = '真話'
                    else:
                        li = '假話'
                    if c == 1:
                        wang = '真話'
                    else:
                        wang = '假話'
                    print('zhang說的話是：', zhang)
                    print('li說的話是：', li)
                    print('wang說的話是：', wang)