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  1. #include <iostream>
  2. using namespace std;
  3. int main()
  4. {
  5.     long double a,b,sum;
  6.     char z;
  7.     cin >> a>>z>>b;
  8.  	if (z=='+'){
  9.                    sum=a+b;
  10.                    cout << "= " << sum << endl;
  11.                   return 0;
  12.                    }
  13.  
  14.     else if (z=='-'){
  15.                    sum=a-b;
  16.                    cout << "= " << sum << endl;
  17.                    return 0;
  18.                    }
  19.  
  20.     else if (z=='*'){
  21.                    sum=a*b;
  22.                    cout << "= " << sum << endl;
  23.                    return 0;
  24.                    }
  25. return 0;                   
  26. }
Success #stdin #stdout 0s 3460KB
comments (?)
stdin
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9 * 11
stdout
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= 99
https://ideone.com/6Xqq9z
jr
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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