標題: c++二元一次方和求解程序 [打印本頁]

---

作者: 51hei社區(qū)    時間: 2016-1-10 23:19
標題: c++二元一次方和求解程序

c++二元一次方和求解程序

1. 
   
2. 
   
3. #ifndef WYZ_WYZ_2
   
4. #define WYZ_WYZ_2
   
5. #include<iostream>
   
6. #include<cmath>
   
7. template<typename Any>
   
8. void eqution(Any a,Any b,Any c)
   
9. {
   
10. using std::cout;
    
11. using std::endl;
    
12. 
    
13.    Any d=b*b-4*a*c;
    
14.    if(d>0)
    
15.    {
    
16.     float sqrtd=sqrtf(d);
    
17.     cout<<"有兩個實根"
    
18.     <<(-b+sqrtd)/(2*a)<<"和"
    
19.      <<(-b-sqrtd)/(2*a)<<endl;
    
20.    }
    
21.    else if(d==0)
    
22.     cout<<"只有一個根"
    
23.     <<-b/(2*a)<<endl;
    
24.    else cout<<"有根是復雜的"
    
25.     <<endl<<"真正的部分是"
    
26.     <<-b/(2*a)<<endl
    
27.     <<"有虛部"
    
28.     <<sqrtf(-d)/(2*a)<<endl;
    
29. }
    
30. 
    
31. template<> void eqution(char a,char b,char c)
    
32. {
    
33. std::cout<<"輸入錯誤"<<std::endl;
    
34. }
    
35. #endif
    
36.   
    
37. //..............................................................
    
38. /*#include"789.h"
    
39. #include<iostream>
    
40. int main()
    
41. {
    
42. int a,b,c;
    
43. std::cin>>a>>b>>c;
    
44. eqution(a,b,c);
    
45. 
    
46. return 0;
    
47. }*/
    

復制代碼

---

歡迎光臨 (http://www.torrancerestoration.com/bbs/)

Powered by Discuz! X3.1