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[隨堂測驗] 五則運算 (二)

使用 cin 讓使用者能自行指定 x 與 y 的值.



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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6.     int x, y;
  7.     cout<<"請輸入一整數: ";
  8.     cin>>x;
  9.     cout<<"你剛輸入的數字是: "<<x<<endl;
  10.    
  11.     cout<<"請輸入一整數: ";
  12.     cin>>y;
  13.     cout<<"你剛輸入的數字是: "<<y<<endl;
  14.    
  15.     cout<<x<<"+"<<y<<"="<<x+y<<endl;
  16.     cout<<x<<"-"<<y<<"="<<x-y<<endl;
  17.     cout<<x<<"*"<<y<<"="<<x*y<<endl;
  18.     cout<<x<<"/"<<y<<"="<<x/y<<endl;
  19.     cout<<x<<"%"<<y<<"="<<x%y<<endl;
  20.     system("pause");
  21.     return 0;   
  22. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6.     int x,y;
  7.     cout<<"輸入x的值:";
  8.     cin>>x;
  9.     cout<<"輸入y的值:";
  10.     cin>>y;
  11.    
  12.     cout<<"x+y="<<x+y<<endl;
  13.     cout<<"x-y="<<x-y<<endl;
  14.     cout<<"x*y="<<x*y<<endl;
  15.     cout<<"x/y="<<x/y<<endl;
  16.     cout<<"x%y="<<x%y<<endl;
  17.     system("pause");
  18.     return 0;   
  19. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6.     int x, y;
  7.     cout<<"請輸入一整數: ";
  8.     cin>>x;
  9.     cout<<"你剛輸入的數字是: "<<x<<endl;
  10.    
  11.     cout<<"請輸入一整數: ";
  12.     cin>>y;
  13.     cout<<"你剛輸入的數字是: "<<y<<endl;
  14.    
  15.     cout<<x<<"+"<<y<<"="<<x+y<<endl;
  16.     cout<<x<<"-"<<y<<"="<<x-y<<endl;
  17.     cout<<x<<"*"<<y<<"="<<x*y<<endl;
  18.     cout<<x<<"/"<<y<<"="<<x/y<<endl;
  19.     cout<<x<<"%"<<y<<"="<<x%y<<endl;
  20.     system("pause");
  21.     return 0;   
  22. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6.     int x;
  7.     cout<<"請輸入x的值:";
  8.     cin>>x;
  9.     int y;
  10.     cout<<"請輸入y的值:";
  11.     cin>>y;
  12.     cout<<"x+y="<<x+y<<endl;
  13.     cout<<"x-y="<<x-y<<endl;
  14.     cout<<"x*y="<<x*y<<endl;
  15.     cout<<"x/y="<<x/y<<endl;
  16.     cout<<"x%y="<<x%y<<endl;
  17.     system("pause");
  18.     return 0;
  19. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6.     int x,y;
  7.     cout<<"請輸入一整數: ";
  8.     cin>>x;
  9.     cout<<"請輸入一整數: ";
  10.     cin>>y;

  11.     cout<<x<<"+"<<y<<"="<<x+y<<endl;
  12.     cout<<x<<"-"<<y<<"="<<x+y<<endl;
  13.     cout<<x<<"*"<<y<<"="<<x+y<<endl;
  14.     cout<<x<<"/"<<y<<"="<<x+y<<endl;
  15.     cout<<x<<"+"<<y<<"="<<x+y<<endl;
  16.     system("pause");
  17.     return 0;  
  18. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6.     int x, y;
  7.     cout<<"請輸入一整數: ";
  8.     cin>>x;
  9.     cout<<"你剛輸入的數字是: "<<x<<endl;
  10.     cout<<"請輸入一整數: ";
  11.     cin>>y;
  12.     cout<<"你剛輸入的數字是: "<<y<<endl;
  13.     cout<<x<<"+"<<y<<"="<<x+y<<endl;
  14.     cout<<x<<"-"<<y<<"="<<x-y<<endl;
  15.     cout<<x<<"*"<<y<<"="<<x*y<<endl;
  16.     cout<<x<<"/"<<y<<"="<<x/y<<endl;
  17.     cout<<x<<"%"<<y<<"="<<x%y<<endl;
  18.     system("pause");
  19.     return 0;   
  20. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;

  4. int main()
  5. {
  6.    int x,y;
  7.    cout<<"請輸入x:";
  8.    cin>>x;
  9.    cout<<"請輸入y:";
  10.    cin>>y;
  11.    
  12.    cout<<x<<"+"<<y<<"="<<x+y<<endl;
  13.    cout<<x<<"-"<<y<<"="<<x-y<<endl;
  14.    cout<<x<<"*"<<y<<"="<<x*y<<endl;
  15.    cout<<x<<"/"<<y<<"="<<x/y<<endl;
  16.    cout<<x<<"%"<<y<<"="<<x%y<<endl;

  17.    
  18.     system("pause");
  19.     return 0;
  20. }
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