执行下面代码后,最后输出的x值为( ) x = 1 while x < 3: x = x + 2 print(x)
A: 1
B: 2
C: 3
D: 4
A: 1
B: 2
C: 3
D: 4
C
举一反三
- 下面代码输出的x的值为( ) x = 1 while x < 3: break x = x + 1 print(x) A: 1 B: 2 C: 3 D: 4
- 下面代码的输出是什么? x = 0 while x < 4: x = x + 1 print("x is", x) A: x is 0 B: x is 1 C: x is 2 D: x is 3 E: x is 4
- 下面代码的输出结果是哪个选项?x = 0 if x < 4: x = x + 1 print("x is", x) A: x is 0 B: x is 1 C: x is 2 D: x is 3 E: x is 4
- 下列代码输出的结果是__________x = 0 while x < 4: x = x + 1print("x is", x) A: x is 0 B: 分别输出x is 1 x is 2 x is 3 x is 4 C: x is 3 D: x is 4
- 代码运行后,x的值为( )x = 1while x < 3: x += 1else: x = 1 A: 3 B: 2 C: 1 D: 4
内容
- 0
读代码,填空(1) 代码: print(int("123")+int("456"))执行后,输出____________。(2) 代码:x,y,z=10,3,2print(x%y, pow(x,y))执行后,输出____________。(3)代码: x=3.1415926print(round(x,2) , round(x))执行后,输出____________。(4) 代码:i=0while i<=9: print(i, end=', ') i=i+2执行后,输出____________
- 1
以下代码片段: x=2 x +=1 print(x) 显示的值为3。
- 2
a = [x for x in range(4) if x % 2 ==1],语句print(a)输出为 A: [1, 2, 3] B: [0, 1, 2, 3] C: [0, 2] D: [1, 3]
- 3
以下代码将显示什么?x = 1x = 2 * x + 1 print(x) A: 0 B: 1 C: 2 D: 3 E: 4
- 4
关于下面代码的叙述,正确的是哪一项?x=0while x<;10:x=x+1print(x,end=' ')if x>;3:break A: 代码编译异常 B: 输出:0 1 2 C: 输出:1 2 3 D: 输出:1 2 3 4