Check if a Python Module Is Installed I was once stucked in How to check Whether a Python module has been installed or not. After Googling, I found this trick. Python allows user to pass command from out of a python file.See here The resu......
10 | if (cin >> word) | ^~~ ./test4.cpp:3:1: note: ‘std::cin’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’? 2 | #include <string> +++ |+#include <iostream> 3 | ./test4.cpp:20:17: error: ‘cout’ was not declared in this scope ...