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  1. #include <iostream>
  2. #include <string>
  3.  
  4. using namespace std;
  5.  
  6. void cmdAdd() {
  7. 	int a, b;
  8.  
  9. 	std::cin >> a >> b;
  10. 	std::cout << a + b << std::endl;
  11. }
  12.  
  13. void cmdSub() {
  14. 	int a, b;
  15.  
  16. 	std::cin >> a >> b;
  17. 	std::cout << a - b << std::endl;
  18. }
  19.  
  20. int main() {
  21. 	std::string command;
  22.  
  23. 	while (std::cin >> command) {
  24. 		if (command == "add") {
  25. 			cmdAdd();
  26. 		} else if (command == "sub") {
  27. 			cmdSub();
  28. 		}
  29. 	}
  30.  
  31. 	return 0;
  32. }
Success #stdin #stdout 0s 16056KB
comments (?)
stdin
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add 10 20
sub 50 90
stdout
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30
-40
https://ideone.com/25zAZM
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
secret

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