答案:答案:True
答案:答案:True
A. ”654321”
B. ”6”
C. "1"
D. ”123456”
A. ’abab'
B. 报错
C. 2ab
D. 'ab2’
A. 'b'
B. ['b']
C. b
D. [b]
A. 10 is even
B. 10 is even 10 is multiple of 2
C. 10 is multiple of 2
D. 程序出错
A. s[0:-1]
B. s[0:-1:2]
C. s[1:-1:2]
D. s[1::2]
A. m%i==0 and n%i==0
B. m%i==0 or n%i==0
C. m//i==0 and n//i==0
D. i%m==0 and i%n==0