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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7.     int a, b;
  8.     char znak;
  9.  
  10.     while (cin>>znak)
  11.     {
  12.         cin>>znak;
  13.         cin>>a;
  14.         cin>>b;
  15.  
  16.         switch (znak)
  17.         {
  18.             case '+': cout<<a+b; break;
  19.             case '-': cout<<a-b; break;
  20.             case '*': cout<<a*b;  break;
  21.             case '/': cout<<a/b; break;
  22.             case '%': cout<<a%b; break;
  23.         }
  24.         cout<<endl;
  25.  
  26.     return 0;
  27.     }
  28. }
  29.  
Success #stdin #stdout 0s 3412KB
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https://ideone.com/KhmqQ2
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
public

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