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  1.  
  2. #include "MixedExpression.h"
  3. #include<iostream>
  4. #include<fstream>
  5. using namespace std;
  6.  
  7. int main(int argc, char *argv[])
  8. {
  9. 	MixedExpression res;
  10. 	MixedExpression op1;
  11. 	MixedExpression op2; 
  12. 	char symbol;
  13. 	long x,y;
  14. 	ifstream in;
  15. 	ofstream out;
  16.  
  17.   	if(argc > 1)
  18. 	{
  19. 		in.open(argv[1]); // Open input file on command line.
  20. 		if(in)
  21. 		{
  22. 			out.open(argv[2]); // Open output file on command line.
  23. 			while(!in.eof())
  24. 			{	 
  25. 				op1.ReadMixedExp(in); // Read first mixed expression.
  26. 				in >> symbol; // Read the symbol.
  27. 				op2.ReadMixedExp(in); // Read second mixed expression.
  28. 				switch(symbol)
  29. 				{
  30. 					case '+': res = op1.add(op2);
  31. 						break;
  32. 					case '-': res = op1.subtract(op2);
  33. 				   		break;
  34. 					case '*': res = op1.multiply(op2);
  35. 						break;
  36. 					case '/': res = op1.divide(op2);
  37. 						break;
  38. 				}
  39. 				op1.printData(out); // Print the first mixed expression.
  40. 				out << " " << symbol << " "; // Print the symbol.
  41. 				op2.printData(out); // Print the second mixed expression.
  42. 				out << " = ";
  43. 				res.printData(out); // Print the result.
  44. 				out << endl;
  45. 			}
  46. 			// Close the input file.
  47. 			in.close();
  48. 			// Close the output file.
  49. 			out.close();
  50. 		}
  51. 	}
  52. 	return 0;
  53. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp:2:29: fatal error: MixedExpression.h: No such file or directory
 #include "MixedExpression.h"
                             ^
compilation terminated.
stdout
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Standard output is empty
https://ideone.com/4wGayu
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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