fork(1) download 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     char op = 's';
  6.     float time=0, fuel_rate=0, start=0, end=0, pace=0;
  7.  
  8.  
  9.     while(op != 'x'){
  10.         cout << "Please select: " << endl;
  11.         cout << "1 ---> A" << endl;
  12.         cout << "2 ---> B" << endl;
  13.         cout << "3 ---> Calculate" << endl;
  14.         cout << "x ---> Exit" << endl;
  15.  
  16.         op = std::getchar();
  17.  
  18.         //remove the rest of the line from input stream
  19.         int temp;
  20.         while ( (temp = std::getchar()) != '\n' && temp != EOF );
  21.  
  22.         switch(op){
  23.         case '1':
  24.             cout << "Enter time: ";
  25.             cin >> time;
  26.             cout << "Enter fuel rate: ";
  27.             cin >> fuel_rate;
  28.             break;
  29.         case '2':
  30.             cout << "Enter start: ";
  31.             cin >> start;
  32.             cout << "Enter end: ";
  33.             cin >> end;
  34.             cout << "Enter pace: ";
  35.             cin >> pace;
  36.             cout << "Enter fuel rate: ";
  37.             cin >> fuel_rate;
  38.             break;
  39.         case '3':
  40.             cout << "Total value";
  41.             break;
  42.         case 'x':
  43.             return 0;
  44.         default:
  45.             cout << " unexpected: " << int (op) << endl;
  46.             continue;
  47.         }
  48.     }
  49.     return 0;
  50. }
Runtime error #stdin #stdout 0.02s 3464KB
comments (?)
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Please select: 
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Please select: 
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https://ideone.com/fMXWiO
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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