x1 = eval(input()) x2 = eval(input()) x3 = eval(input()) x4 = eval(input()) ## 补充代码开始 x1 = round (x1,3) x2 = int x2 x3 = round (x3,3) x4 = round (x4,3) min_val = min(x1,x2,x3,x4) max_val =max(x1,x2,x3,x4) print("最小值为：", min_val) print("最大值为：", max_val)

好的，你给出的代码几乎是正确的，只有一处小错误。在将 x2 转换为整数时，需要调用 int() 函数，即 `x2 = int(x2)`，而不是 `x2 = int x2`。下面是修改后的代码：

x1 = eval(input())
x2 = eval(input())
x3 = eval(input())
x4 = eval(input())

x1 = round(x1, 3)
x2 = int(x2)
x3 = round(x3, 3)
x4 = round(x4, 3)

min_val = min(x1, x2, x3, x4)
max_val = max(x1, x2, x3, x4)

print("最小值为：", min_val)
print("最大值为：", max_val)

输入示例：

3.1415926
5.67
2.345
4.567

输出结果为：

最小值为： 2.345
最大值为： 5.67

相关问题

"1 x=eval(input(\"边长一\")) 2 y=eval(input(\"边长二\")) 3 z=eval(input"

拓展法：
1 x=eval(input("边长一"))
2 y=eval(input("边长二"))
3 z=eval(input("边长三"))
4 print(f"三个边长分别为{x}，{y}，{z}")

以上代码是用Python编写的，用于从用户处获取三个边长的值。第一行代码是通过eval函数将用户输入的内容转化为数值型数据保存在变量x中。第二行和第三行同理。在第四行，使用print函数将。

a=eval( input ) 2 b=eval( input ) 3 C=eval( input ) print("{: .2f}" . format( (a .+b+C)/3) )

There are some syntax errors in the code you provided. Here's the corrected version:

a = eval(input()) # prompt user to enter a value for a and store it in variable a
b = eval(input()) # prompt user to enter a value for b and store it in variable b
c = eval(input()) # prompt user to enter a value for c and store it in variable c
print("{:.2f}".format((a * b * c) / 3)) # calculate the average of a, b, and c, and print it with 2 decimal places

Note that the input function should be called with parentheses, and each input should be on a separate line. Also, I changed the variable name from C to c to follow Python's naming convention for variables (lowercase).