小白求救各位鱼油 020 动动手 1 我的方法为什么行不通

超人啥啥曼

temp = input('请输入字符串：')
for i in temp:
    n = temp.find(i)
    if i.islower() and n > 3 and temp[n-1].isupper() and temp [n-2].isupper() and temp [n-3].isupper() and (not temp[n-4].isupper()) and temp[n+1].isupper() and temp[n+2].isupper() and temp[n+3].isupper() and (not temp[n+4].isupper()):
        print(i,end = '')
    elif i.islower() and n == 3 and temp[2].isupper() and temp [1].isupper() and temp [0].isupper() and temp[4].isupper() and temp[5].isupper() and temp[6].isupper() and (not temp[7].isupper()):
        print(i,end = '')