bool UserInput::validate(istream &cinINPUT, int &reINPUT, int a){
	done = true;
	if ( !(cinINPUT >> reINPUT) ){                                    // cin >> in1 returns true if it matches data container
		cin.clear();                                              // clear input cache 
		cin.ignore(numeric_limits<streamsize>::max(), '\n');      // ignore anything in buffer
		done=false;                                               // Set return to FAIL
 
	}else if ( cin.peek() != '\n'){                                   // Read next digit in Stream, if it is NOT a new line, then error
		cin.clear();                                              // clear input cache 
		cin.ignore(numeric_limits<streamsize>::max(), '\n');      // ignore anything in buffer
		done=false;                                               // Set return to FAIL
 
	}else if ( reINPUT > a || reINPUT < 1 ){                          // Test if input is out of range
		cin.clear();                                              // clear input cache 
		cin.ignore(numeric_limits<streamsize>::max(), '\n');      // ignore anything in buffer
		done=false;                                               // Set return to FAIL
 
	}else{
		cin.clear();                                              // clear input cache 
		cin.ignore(numeric_limits<streamsize>::max(), '\n');      // ignore anything in buffer
		done=true;}                                               // If everything is cool and it is clean input - Set return to TRUE
 
	return (done);                                                    //Returns a BOOL value for if input is valid. +the reference changes the user variable in1/in2.
}

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