问题描述
#include< iostream>
#include< cmath>
using namespace std;
int water_bill(int usage_in_cubic_meters);
int main()
{
cout<< 输入以立方米为单位的使用量:;
返回0;
}
int water_bill(int usage_in_cubic_meters)
{
cin>> usage_in_cubic_meters;
if(usage_in_cubic_meters< = 0)
cout<< 错误:请输入一个大于0的数字。;
else if(usage_in_cubic_meters< = 1000)
cout<< 你的账单是:15美元;
否则如果(usage_in_cubic_meters> 3000)
cout<< 你的账单是70美元;
返回usage_in_cubic_meters;
}
如何来吧,这不会进入water_bill功能,只是在主要功能后停止
停止?
#include <iostream>
#include <cmath>
using namespace std;
int water_bill(int usage_in_cubic_meters);
int main()
{
cout << "Enter the amount of usage in cubic meters: ";
return 0;
}
int water_bill(int usage_in_cubic_meters)
{
cin >> usage_in_cubic_meters;
if (usage_in_cubic_meters <= 0)
cout << "ERROR: please enter a number above 0.";
else if (usage_in_cubic_meters <= 1000)
cout << "Your bill is: $15";
else if (usage_in_cubic_meters > 3000)
cout << "Your bill is $70";
return usage_in_cubic_meters;
}
how come this wont go into the water_bill function and it just keeps
stopping after the main function?
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