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pow() 函式 - 計算冪次與開根號

利用pow() 函式, 設計一個可以輕鬆計算冪次與開根號的計算機.
  1. #include<iostream>
  2. #include<cstdlib>
  3. #include<cmath>
  4. using namespace std;
  5. int main()
  6. {
  7.     double x,y;
  8.     re:
  9.     cout<<"請輸入底數: ";
  10.     cin>>x;
  11.     cout<<"請輸入指數: ";
  12.     cin>>y;
  13.     cout<<x<<"的"<<y<<"次方, 值為"<<pow(x,y)<<endl;
  14.     goto re;
  15.     system("pause");
  16.     return 0;   
  17. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. #include<string>
  4. using namespace std;
  5. int main()
  6. {
  7.    double x,y;
  8.    re:
  9.    cout<<"請輸入底數:";
  10.    cin>>x;
  11.    cout<<"請輸入指數";
  12.    cin>>y;
  13.    cout<<x<<"的"<<y<<"次方, 值為"<<pow(x,y)<<endl;
  14.    goto re;
  15. system("pause");   
  16. return 0;   
  17. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. #include<cmath>
  4. using namespace std;
  5. int main()
  6. {
  7.     double a,b;
  8.     re:
  9.     cout<<"請輸入底數: ";
  10.     cin>>a;
  11.     cout<<"請輸入指數: ";
  12.     cin>>b;
  13.     cout<<a<<"的"<<b<<"次方, 值為"<<pow(a,b)<<endl;
  14.     goto re;
  15.     system("pause");
  16.     return 0;   
  17. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. #include<cmath>
  4. using namespace std;
  5. int main()
  6. {
  7.     double x,y;
  8.     re:
  9.     cout<<"請輸入底數:"<<endl;
  10.     cin>>x;
  11.     cout<<"請輸入指數:"<<endl;
  12.     cin>>y;
  13.     cout<<x<<"的"<<y<<"次方 ,值為"<<pow(x,y)<<endl;  
  14.     goto re;                 
  15.     system("pause");
  16.     return 0;   
  17. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. #include<cmath>
  4. using namespace std;
  5. int main()
  6. {
  7.     double x,y;
  8.     re:
  9.     cout<<"請輸入底數"<<endl;
  10.     cin>>x;
  11.     cout<<"請輸入指數"<<endl;
  12.     cin>>y;
  13.     cout<<x<<"的"<<y<<"次方值為"<<pow(x,y)<<endl;   

  14.     goto re;  
  15.     system("pause");   
  16.     return 0;

  17. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. #include<cmath>
  4. using namespace std;
  5. int main()
  6. {
  7.     double x, y;
  8.     re:
  9.     cout<<"*****************"<<endl;
  10.     cout<<"請輸入底數: "<<endl;
  11.     cin>>x;

  12.     cout<<"請輸入指數: "<<endl;
  13.     cin>>y;
  14.     cout<<x<<"的"<<y<<"次方為: "<<pow(x,y)<<endl;
  15.     goto re;
  16. system("pause");
  17. return 0;   
  18. }   
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  1. #include<iostream>
  2. #include<cstdlib>
  3. #include<cmath>
  4. using namespace std;
  5. int main()
  6. {
  7.     double x,y;
  8.     re:
  9.     cout<<"請輸入底數: ";
  10.     cin>>x;
  11.     cout<<"請輸入指數: ";
  12.     cin>>y;
  13.     cout<<x<<"的"<<y<<"次方, 值為"<<pow(x,y)<<endl;
  14.     goto re;
  15.     system("pause");
  16.     return 0;   
  17. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. #include<cmath>
  4. using namespace std;
  5. int main()
  6. {
  7.     re:
  8.     system("cls");
  9.     double x ,y;
  10.     cout<<"請輸入底數:";
  11.     cin>>x;
  12.     cout<<"請輸入指數:";
  13.     cin>>y;
  14.     cout<<x<<"的"<<y<<"次方:"<<pow(x,y)<<endl;
  15.     system("pause");
  16.     goto re;
  17.     return 0;
  18. }
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