[Ｃ++] 期中考古-方程式運算

[sb0917 (ＱＱ)]

#include <iostream>
using namespace std;

int function(int );

int main()
{
    int i;

    for(i=1;i<21;i++)
        cout << "y(" << i << ") = " << function(i) << endl;

    system("pause");
    return 0;
}

int function(int x)
{
    if(x < 4)
        return x*x - 1;
    else if(x >= 4 && x <= 10)
        return x*x*x - 15*x - 4;
    else
        return 8*x*x + 46;
}

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