int main()
{
int small_price=0;//声明一个小蛋糕的价格
int large_price=0;//声明大蛋糕的价格
double small_cake_radius;//声明小蛋糕的面积
double large_cake_radius=0;//声明大蛋糕的面积
double small_areaprice;//声明小蛋糕每平方英寸的价格
double large_areaprice;//声明大蛋糕每平方英寸的价格
cout << "请输入小蛋糕的价格\n";
cin >> small_price;
cout << "请输入大蛋糕的价格\n";
cin >> large_price;
cout << "请输入小蛋糕的半径\n";
cin >> small_cake_radius;
cout << "请输入大蛋糕的半径\n";
cin >> large_price;
small_areaprice = Buyarea(small_price,small_cake_radius);
large_areaprice = Buyarea(large_price,large_cake_radius);
if (small_areaprice > large_areaprice) {
cout << "购买大蛋糕更加实惠";
}
else
cout << "购买小蛋糕更加优惠些";
system("pause");
return 0;
}
double Buyarea(int price,double radius)
{
const double PI = 3.14159;
double aver_price;
aver_price = PI* radius *radius/ price;
return aver_price;
}
慕仙8527320
慕斯4360584
慕斯4360584
慕慕5436299
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