I have C++ problem

Question

I'm using phone app and when I use "cin" it says "looks like your program needs input" and not text i wrote in "cout", can someone help me?

Answer 1

#include <iostream>
using namespace std;

int main()
{
int a;
cout << "Please enter a number \n";
cin >> a;

cout << a;

return 0;
}

Answer 2

for example and when i click run it says Looks like your program needs input and not Please enter a number

Answer 3

Thanks😁