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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.  
  6.     float num1, num2;
  7.     char operation;
  8.     cout<<"**my calculator**"<<endl;
  9.     cin>>num1>>operation>>num2;
  10.  
  11.     switch (operation)
  12.     {
  13.       case '-':cout<<num1<<operation<<num2<<"="<<num1-num2;	break;
  14.       case '+':cout<<num1<<operation<<num2<<"="<<num1+num2;	break;
  15.       case '/':cout<<num1<<operation<<num2<<"="<<num1/num2;	break;
  16.       case '*':cout<<num1<<operation<<num2<<"="<<num1*num2;	break;
  17.       case '%':
  18.          bool isNum1Int, isNum2Int;
  19.          isNum1Int=((int)num1==num1);
  20.          isNum2Int = ((int)num2==num2);
  21.  
  22.          if(isNum1Int && isNum2Int)
  23.          cout<<num1<<operation<<num2<<"="<<(int)num1 % (int)num2;
  24.  
  25.         else
  26.         cout <<"not valid:";
  27.         break;
  28.     }
  29. 	return 0;
  30. }
Success #stdin #stdout 0.01s 5320KB
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**my calculator**
https://ideone.com/63K38r
language:
C++ (gcc 8.3)
created:
1 hour ago
visibility:
public

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