下列代码执行后,打印结果是( )def add_num(num): sum = num + num print(sum) add_num(5)
A. 0
B. 5
C. 10
D. 55
函数定义的代码如下,下列调用函数的选项中正确的是()def compare(a, b): if a
A. compare(a)
B. compare(2)
C. compare(1, 2, 3)
D. compare(1, 2)
运行下列代码,打印"good"的次数是()for i in range(10): print("good")
A. 9
B. 10
C. 11
D. 0
关于下列代码,输出结果是()num = [1, 2, 3, 4, 5] for n in num: if n == 3: print(n)
A. 3
B. 1
C. 123
D. 12345