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五則運算

本帖最後由 蔡昀儒 於 2019-7-29 13:27 編輯

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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()  //int ---> integer 整數
  5. {
  6.     int x=12,y=5;  //宣告變數
  7.     cout<<"當x的值為"<<x<<",y的值為"<<y<<"時..."<<endl;
  8.     cout<<"x+y="<<x+y<<endl;
  9.     cout<<"x-y="<<x-y<<endl;
  10.     cout<<"x*y="<<x*y<<endl;
  11.     cout<<"x/y="<<x/y<<endl;
  12.     cout<<"x%y="<<x%y<<endl;
  13.     system("pause");
  14.     return 0;
  15. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6.     int x=10;
  7.     int y=3;
  8.     cout<<"當x="<<x<<",當y="<<y<<endl;
  9.     cout<<"x+y="<<x+y<<endl;
  10.     cout<<"x-y="<<x-y<<endl;
  11.     cout<<"x*y="<<x*y<<endl;
  12.     cout<<"x/y="<<x/y<<endl;
  13.     cout<<"x%y="<<x%y<<endl;
  14.     system("pause");
  15.     return 0;
  16. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6.     int x=10;
  7.     int y=3;
  8.     cout<<"當x的值為"<<x<<",當y的值為" <<y<<"時"<<endl;
  9.     cout<<"x+y="<<x+y<<endl;
  10.     cout<<"x-y="<<x-y<<endl;
  11.     cout<<"x*y="<<x*y<<endl;
  12.     cout<<"x/y="<<x/y<<endl;
  13.     cout<<"x%y="<<x%y<<endl;
  14.    
  15.     system("pause");
  16.     return 0;
  17. }
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  1. #include<iostream>     
  2. #include<cstdlib>      
  3. using namespace std;   
  4. int main()     
  5. {
  6.     int x=12,y=3;
  7.     cout<<"當x等於"<<x<<",y等於"<<y<<"時"<<endl;
  8.     cout<<"x+y="<<x+y<<endl;
  9.     cout<<"x-y="<<x-y<<endl;
  10.     cout<<"x*y="<<x*y<<endl;
  11.     cout<<"x/y="<<x/y<<endl;
  12.     cout<<"x%y="<<x%y<<endl;
  13.     system("pause");      
  14.     return 0;               
  15. }
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  1. [code]#include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6. int x=30;
  7. int y=50;
  8. cout<<"當x="<<x<<", y="<<y<<"時"<<endl;
  9. cout<<"x+y="<<x+y<<endl;
  10. cout<<"x-y="<<x-y<<endl;
  11. cout<<"x*y="<<x*y<<endl;
  12. cout<<"x/y="<<x/y<<endl;
  13. cout<<"x%y="<<x%y<<endl;
  14. system("pause");
  15. return 0;
  16. }      
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[/code]

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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6. int x=10;
  7. int y=3;
  8. cout<<"當x等於"<<x<<",y等於"<<y<<"的時候..."<<endl;
  9. cout<<"x+y="<<x+y<<endl;
  10. cout<<"x-y="<<x-y<<endl;
  11. cout<<"x*y="<<x*y<<endl;
  12. cout<<"x/y="<<x/y<<endl;
  13. cout<<"x%y="<<x%y<<endl;
  14. cout<<"10*(x+y)="<<10*(x+y)<<endl;
  15.     system("pause");
  16.     return 0;
  17. }
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  1. #include<iostream>
  2. #include<cstdlib>
  3. using namespace std;
  4. int main()
  5. {
  6.     int x=10;
  7.     int y=3;
  8.     cout<<"當x="<<x<<",當y="<<y<<endl;
  9.     cout<<"x+y="<<x+y<<endl;
  10.     cout<<"x-y="<<x-y<<endl;
  11.     cout<<"x*y="<<x*y<<endl;
  12.     cout<<"x/y="<<x/y<<endl;
  13.     cout<<"x%y="<<x%y<<endl;
  14.     system("pause");
  15.     return 0;
  16. }
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