Learning Fortran in 2023

References: - https://fortran-lang.org/en/learn/quickstart/ - https://riptutorial.com/fortran/example/3663/implicit-variable-types - https://gcc.gnu.org/onlinedocs/gfortran/ - https://en.wikipedia.org/wiki/INTERCAL Support: - BTC: bc1qj820dmeazpeq5pjn89mlh9lhws7ghs9v34x9v9