int main(void)
{
char e;
float z;
float x;
float y;
float f;
printf("在本程序中,Q代表吸收或放出的熱量;\nc表示比熱容;\nT表示下降或上升的溫度;\n請註意區分大小寫;\n");
printf ("請輸入要求的量: ");
scanf("%c",&e);
printf ("請輸入已知量,按字母順序: ");
scanf("%f%f%f",&x,&y,&z);
if (e == 'Q')
{
f = x*y*z;
printf("%f\n",f);
}
else if (e == 'c')
{
f = y / (x*z);
printf("%f\n",f);
}
else if (e == 'm')
{
f = y / (x*z);
printf("%f\n",f);
}
else if (e == 'T')
{
f = z / (x*y);
printf("%f\n",f);
}
return 0;
}