小编Dan*_*l M的帖子

C++算术运算符错误

嘿家伙们想知道你是否可以帮我解决下面这段代码.我的程序正在输出一些奇怪的计算.

#include <iostream>

using namespace std;

int main() 

{    

    int radius;
    const double PI = 3.14159265;
    float area;
    float circumference;


    cout << "Program to find the area and circumference of a circle\n\n\n";
    cout << "Please enter the radius: ";
    radius = cin.get();

    area = PI * (radius * radius);
    circumference = (2 * radius) * PI;

    cout << "The area of your circle is " << area << ", the circumference of your circle is "   << circumference <<"\n\n";
    system("PAUSE"); …
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c++ iostream user-input operators

-2
推荐指数
1
解决办法
200
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c++ ×1

iostream ×1

operators ×1

user-input ×1