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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	std::string number;
  6. 	if (getline(cin, number))
  7.     {
  8.         if (number.empty())
  9.         {
  10.             cout << "No input detected" << endl;
  11.             main();
  12.         }
  13.         cout << "Please input a Valid number" << endl;
  14.         main();
  15.     }
  16. }
Success #stdin #stdout 0s 15240KB
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No input detected
Please input a Valid number


	

		
	 
	
	
			

					
			
			
			
			
			
			
			
			

			
			
			
		

	
		
		

			

			                        







			
			

				

	
					
					 https://ideone.com/4687Jm
					
					
					
					
					

												

												
						
						

					

					
					
					

						
language:

						
C++ (gcc 8.3)

					

					

						
created:
								
						
6 years ago

					

					

						
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