下列代码确切的输出是（ ）？ double area = 3.5; System.out.print("area"); System.out.print(area);
A: 3.53.5
B: 3.5 3.5
C: area3.5
D: area 3.5
A: 3.53.5
B: 3.5 3.5
C: area3.5
D: area 3.5
C
举一反三
- The low polar orbiting satellite system provides the coverage of （ ） A: Area A4 B: Area Aland A2 C: Area A3 D: Area Al. A2.A3and A4
- 代码段： area = 12.56636 print（“圆面积是：{:.2f}”.format（area））的运行结果是（） A: 12.56636 B: 12.566 C: 12.56 D: 12
- 下面代码的执行结果是。 def area(r, pi = 3.14159): return pi * r * r print(area(3.14, 4))
- 下面代码的执行结果是 def area(r, pi = 3.14159): return pi * r * r print(area(3.14, 4)) A: 无输出 B: 出错 C: 50.24 D: 39.4384
- 输入一个表示半径的浮点数，计算圆的面积的程序正确的有：[br][/br] （圆周率取使用math库中的pi值，结果保留2位小数） A: import math <br> radius = float(input()) area = math.pi * radius ** 2 print(round(area, 2)) B: import math <br> radius = float(input()) area = pi * radius ** 2 print(round(area, 2)) C: from math import pi <br> radius = float(input()) area = math.pi * radius ** 2 print(round(area, 2)) D: from math import pi <br> radius = float(input()) area = pi * radius ** 2 print(round(area, 2))
内容
- 0
The leaf area index can be defined as the A: A, green leaf area/yellow leaf area B: B, land area/leaf area C: C. Total green leaf area/land area D: D, yellow leaf area/green leaf area
- 1
According to the situation and the route, which activity area is the reading area next to? A: Intelligence area B: Construction area C: Performance area D: Role-play area
- 2
下面代码的执行结果是 def area(r, pi = 3.14159): return pi * r *r print(area(pi = 3.14, r = 4)) A: 出错 B: 无输出 C: 50.24 D: 39.4384
- 3
下面代码执行完毕后输出是________。 double a...tem.out.print(area);
- 4
需要在代码中引入circle包的area()函数,应该使用( )。 A: import circle and area B: from circle import area C: import circle's area D: import area from circle